{
  "retrieved_utc": "2026-10-20T15:47:39.656390+00:00",
  "range_start": "2018-12-03T16:00:00+00:00",
  "range_end": "2018-12-04T13:00:00+00:00",
  "snapshot_id": "ANADP1RW1868QBV1C4N0",
  "hours": [
    {
      "hour": "2018-12-03T16:00:00+00:00",
      "key": "rtma2p5.20181203/rtma2p5.t16z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T08:15:55+00:00",
      "etag": "\"fda1a1ea685c80154f7176f2d7691f57-11\"",
      "file_size": 84264163,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 69283926,
          "message_length": 8426360,
          "range_header": "bytes=69283926-77710285",
          "content_range": "bytes 69283926-77710285/84264163",
          "shortName": "ceil",
          "max": 20000.0,
          "min": 0.1,
          "n_equal_9999": 1,
          "n_equal_1": 90,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62261928,
          "message_length": 7021998,
          "range_header": "bytes=62261928-69283925",
          "content_range": "bytes 62261928-69283925/84264163",
          "shortName": "vis",
          "max": 20000.0,
          "min": 0.0,
          "n_equal_9999": 75,
          "n_equal_1": 163,
          "bitmapPresent": 0,
          "bitsPerValue": 15,
          "referenceValue": 0.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-03T17:00:00+00:00",
      "key": "rtma2p5.20181203/rtma2p5.t17z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T08:15:57+00:00",
      "etag": "\"ed35839fb8b6fd5a5decdc0d2784f0bc-11\"",
      "file_size": 84264163,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 69283926,
          "message_length": 8426360,
          "range_header": "bytes=69283926-77710285",
          "content_range": "bytes 69283926-77710285/84264163",
          "shortName": "ceil",
          "max": 20000.0,
          "min": 0.1,
          "n_equal_9999": 2,
          "n_equal_1": 280,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62261928,
          "message_length": 7021998,
          "range_header": "bytes=62261928-69283925",
          "content_range": "bytes 62261928-69283925/84264163",
          "shortName": "vis",
          "max": 20000.0,
          "min": 0.0,
          "n_equal_9999": 61,
          "n_equal_1": 9,
          "bitmapPresent": 0,
          "bitsPerValue": 15,
          "referenceValue": 0.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-03T18:00:00+00:00",
      "key": "rtma2p5.20181203/rtma2p5.t18z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T08:10:00+00:00",
      "etag": "\"9f46ae477d505a5ba4fa4272f44a7277-10\"",
      "file_size": 83796042,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68815805,
          "message_length": 8426360,
          "range_header": "bytes=68815805-77242164",
          "content_range": "bytes 68815805-77242164/83796042",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 4,
          "n_equal_1": 37642,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62261928,
          "message_length": 6553877,
          "range_header": "bytes=62261928-68815804",
          "content_range": "bytes 62261928-68815804/83796042",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 38,
          "n_equal_1": 86,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-03T19:00:00+00:00",
      "key": "rtma2p5.20181203/rtma2p5.t19z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T08:10:09+00:00",
      "etag": "\"55cff4a417eb45c726d0f9a40e356f47-10\"",
      "file_size": 83796042,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68815805,
          "message_length": 8426360,
          "range_header": "bytes=68815805-77242164",
          "content_range": "bytes 68815805-77242164/83796042",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 5,
          "n_equal_1": 36697,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62261928,
          "message_length": 6553877,
          "range_header": "bytes=62261928-68815804",
          "content_range": "bytes 62261928-68815804/83796042",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 89,
          "n_equal_1": 64,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-03T20:00:00+00:00",
      "key": "rtma2p5.20181203/rtma2p5.t20z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T08:10:13+00:00",
      "etag": "\"c8bff1dafdf3a1037978ae444806d299-10\"",
      "file_size": 83327921,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68347684,
          "message_length": 8426360,
          "range_header": "bytes=68347684-76774043",
          "content_range": "bytes 68347684-76774043/83327921",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 3,
          "n_equal_1": 32195,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 61793807,
          "message_length": 6553877,
          "range_header": "bytes=61793807-68347683",
          "content_range": "bytes 61793807-68347683/83327921",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 94,
          "n_equal_1": 76,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-03T21:00:00+00:00",
      "key": "rtma2p5.20181203/rtma2p5.t21z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T08:10:16+00:00",
      "etag": "\"d8d862c0ecad50b0bad89af093083ef4-10\"",
      "file_size": 83796042,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68815805,
          "message_length": 8426360,
          "range_header": "bytes=68815805-77242164",
          "content_range": "bytes 68815805-77242164/83796042",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 5,
          "n_equal_1": 32811,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62261928,
          "message_length": 6553877,
          "range_header": "bytes=62261928-68815804",
          "content_range": "bytes 62261928-68815804/83796042",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 126,
          "n_equal_1": 65,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-03T22:00:00+00:00",
      "key": "rtma2p5.20181203/rtma2p5.t22z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T08:10:18+00:00",
      "etag": "\"9106d85f7f86a41778fe80bf03a0a4b2-10\"",
      "file_size": 83796042,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68815805,
          "message_length": 8426360,
          "range_header": "bytes=68815805-77242164",
          "content_range": "bytes 68815805-77242164/83796042",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 2,
          "n_equal_1": 35370,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62261928,
          "message_length": 6553877,
          "range_header": "bytes=62261928-68815804",
          "content_range": "bytes 62261928-68815804/83796042",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 51,
          "n_equal_1": 88,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-03T23:00:00+00:00",
      "key": "rtma2p5.20181203/rtma2p5.t23z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T08:10:20+00:00",
      "etag": "\"1a21948327d29ecbfc1b2c6af64ef295-10\"",
      "file_size": 83796042,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68815805,
          "message_length": 8426360,
          "range_header": "bytes=68815805-77242164",
          "content_range": "bytes 68815805-77242164/83796042",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 6,
          "n_equal_1": 42641,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62261928,
          "message_length": 6553877,
          "range_header": "bytes=62261928-68815804",
          "content_range": "bytes 62261928-68815804/83796042",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 62,
          "n_equal_1": 77,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-04T00:00:00+00:00",
      "key": "rtma2p5.20181204/rtma2p5.t00z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T06:35:03+00:00",
      "etag": "\"1ef401d44212b2b8aaf3dd076e3982c7-10\"",
      "file_size": 83796042,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68815805,
          "message_length": 8426360,
          "range_header": "bytes=68815805-77242164",
          "content_range": "bytes 68815805-77242164/83796042",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 2,
          "n_equal_1": 47861,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62261928,
          "message_length": 6553877,
          "range_header": "bytes=62261928-68815804",
          "content_range": "bytes 62261928-68815804/83796042",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 39,
          "n_equal_1": 80,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-04T01:00:00+00:00",
      "key": "rtma2p5.20181204/rtma2p5.t01z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T06:35:04+00:00",
      "etag": "\"65fdf9684c89ee64925921b8af1bd27e-11\"",
      "file_size": 84264163,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 69283926,
          "message_length": 8426360,
          "range_header": "bytes=69283926-77710285",
          "content_range": "bytes 69283926-77710285/84264163",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 2,
          "n_equal_1": 46414,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62730049,
          "message_length": 6553877,
          "range_header": "bytes=62730049-69283925",
          "content_range": "bytes 62730049-69283925/84264163",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 30,
          "n_equal_1": 59,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-04T02:00:00+00:00",
      "key": "rtma2p5.20181204/rtma2p5.t02z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T06:36:19+00:00",
      "etag": "\"3070879f857a1ebb9554254a182b6a9c-11\"",
      "file_size": 84264163,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 69283926,
          "message_length": 8426360,
          "range_header": "bytes=69283926-77710285",
          "content_range": "bytes 69283926-77710285/84264163",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 2,
          "n_equal_1": 45626,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62730049,
          "message_length": 6553877,
          "range_header": "bytes=62730049-69283925",
          "content_range": "bytes 62730049-69283925/84264163",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 93,
          "n_equal_1": 120,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-04T03:00:00+00:00",
      "key": "rtma2p5.20181204/rtma2p5.t03z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T06:36:21+00:00",
      "etag": "\"b2fc442a38b2b3bbf32a47daab5ce4ea-10\"",
      "file_size": 83796042,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68815805,
          "message_length": 8426360,
          "range_header": "bytes=68815805-77242164",
          "content_range": "bytes 68815805-77242164/83796042",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 1,
          "n_equal_1": 46681,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62261928,
          "message_length": 6553877,
          "range_header": "bytes=62261928-68815804",
          "content_range": "bytes 62261928-68815804/83796042",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 72,
          "n_equal_1": 185,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-04T04:00:00+00:00",
      "key": "rtma2p5.20181204/rtma2p5.t04z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T06:36:22+00:00",
      "etag": "\"8bf92f6bc3f1bc9f96cf15a38ecd372f-10\"",
      "file_size": 83796042,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68815805,
          "message_length": 8426360,
          "range_header": "bytes=68815805-77242164",
          "content_range": "bytes 68815805-77242164/83796042",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 3,
          "n_equal_1": 50831,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62261928,
          "message_length": 6553877,
          "range_header": "bytes=62261928-68815804",
          "content_range": "bytes 62261928-68815804/83796042",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 87,
          "n_equal_1": 178,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-04T05:00:00+00:00",
      "key": "rtma2p5.20181204/rtma2p5.t05z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T06:36:23+00:00",
      "etag": "\"9822095025365ca62763719fc580b24a-10\"",
      "file_size": 83796042,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68815805,
          "message_length": 8426360,
          "range_header": "bytes=68815805-77242164",
          "content_range": "bytes 68815805-77242164/83796042",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 0,
          "n_equal_1": 47103,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62261928,
          "message_length": 6553877,
          "range_header": "bytes=62261928-68815804",
          "content_range": "bytes 62261928-68815804/83796042",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 27,
          "n_equal_1": 79,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-04T06:00:00+00:00",
      "key": "rtma2p5.20181204/rtma2p5.t06z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T06:48:42+00:00",
      "etag": "\"f0adb04b569bce4b423a95aee4978e18-10\"",
      "file_size": 83327921,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68347684,
          "message_length": 8426360,
          "range_header": "bytes=68347684-76774043",
          "content_range": "bytes 68347684-76774043/83327921",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 3,
          "n_equal_1": 46149,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 61793807,
          "message_length": 6553877,
          "range_header": "bytes=61793807-68347683",
          "content_range": "bytes 61793807-68347683/83327921",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 58,
          "n_equal_1": 102,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-04T07:00:00+00:00",
      "key": "rtma2p5.20181204/rtma2p5.t07z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T06:48:42+00:00",
      "etag": "\"4f1d3e54cdbaa7e32aa577f674e76cb6-10\"",
      "file_size": 83327921,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68347684,
          "message_length": 8426360,
          "range_header": "bytes=68347684-76774043",
          "content_range": "bytes 68347684-76774043/83327921",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 2,
          "n_equal_1": 51503,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 61793807,
          "message_length": 6553877,
          "range_header": "bytes=61793807-68347683",
          "content_range": "bytes 61793807-68347683/83327921",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 50,
          "n_equal_1": 125,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-04T08:00:00+00:00",
      "key": "rtma2p5.20181204/rtma2p5.t08z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T06:48:41+00:00",
      "etag": "\"714deef6f941e8ad320d159e4e02c157-10\"",
      "file_size": 83796042,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68815805,
          "message_length": 8426360,
          "range_header": "bytes=68815805-77242164",
          "content_range": "bytes 68815805-77242164/83796042",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 1,
          "n_equal_1": 50631,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62261928,
          "message_length": 6553877,
          "range_header": "bytes=62261928-68815804",
          "content_range": "bytes 62261928-68815804/83796042",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 45,
          "n_equal_1": 135,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-04T09:00:00+00:00",
      "key": "rtma2p5.20181204/rtma2p5.t09z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T06:48:51+00:00",
      "etag": "\"e2ea95ad80db7d6fc43adb3512564567-10\"",
      "file_size": 83796042,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68815805,
          "message_length": 8426360,
          "range_header": "bytes=68815805-77242164",
          "content_range": "bytes 68815805-77242164/83796042",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 1,
          "n_equal_1": 52593,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62261928,
          "message_length": 6553877,
          "range_header": "bytes=62261928-68815804",
          "content_range": "bytes 62261928-68815804/83796042",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 59,
          "n_equal_1": 127,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-04T10:00:00+00:00",
      "key": "rtma2p5.20181204/rtma2p5.t10z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T06:48:52+00:00",
      "etag": "\"5ea240e12523a54f96164d9577899133-10\"",
      "file_size": 83327921,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68347684,
          "message_length": 8426360,
          "range_header": "bytes=68347684-76774043",
          "content_range": "bytes 68347684-76774043/83327921",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 1,
          "n_equal_1": 52264,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 61793807,
          "message_length": 6553877,
          "range_header": "bytes=61793807-68347683",
          "content_range": "bytes 61793807-68347683/83327921",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 57,
          "n_equal_1": 90,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-04T11:00:00+00:00",
      "key": "rtma2p5.20181204/rtma2p5.t11z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T06:48:54+00:00",
      "etag": "\"ce4da82d941c7af1124c30be9a67a1b7-10\"",
      "file_size": 83796042,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68815805,
          "message_length": 8426360,
          "range_header": "bytes=68815805-77242164",
          "content_range": "bytes 68815805-77242164/83796042",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 1,
          "n_equal_1": 53228,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62261928,
          "message_length": 6553877,
          "range_header": "bytes=62261928-68815804",
          "content_range": "bytes 62261928-68815804/83796042",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 80,
          "n_equal_1": 139,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-04T12:00:00+00:00",
      "key": "rtma2p5.20181204/rtma2p5.t12z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T07:03:48+00:00",
      "etag": "\"0ee218f792bbc89aabaeb3a2371a305f-10\"",
      "file_size": 83796042,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68815805,
          "message_length": 8426360,
          "range_header": "bytes=68815805-77242164",
          "content_range": "bytes 68815805-77242164/83796042",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 3,
          "n_equal_1": 45824,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 62261928,
          "message_length": 6553877,
          "range_header": "bytes=62261928-68815804",
          "content_range": "bytes 62261928-68815804/83796042",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 107,
          "n_equal_1": 347,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    },
    {
      "hour": "2018-12-04T13:00:00+00:00",
      "key": "rtma2p5.20181204/rtma2p5.t13z.2dvaranl_ndfd.grb2_wexp",
      "last_modified": "2023-08-06T07:03:44+00:00",
      "etag": "\"c1980a549f4eada3589a4b53f415e3cb-10\"",
      "file_size": 83327921,
      "fields": {
        "cloud_ceiling_height": {
          "message_offset": 68347684,
          "message_length": 8426360,
          "range_header": "bytes=68347684-76774043",
          "content_range": "bytes 68347684-76774043/83327921",
          "shortName": "ceil",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 4,
          "n_equal_1": 47918,
          "bitmapPresent": 0,
          "bitsPerValue": 18,
          "referenceValue": 10.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 1,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        },
        "visibility_surface": {
          "message_offset": 61793807,
          "message_length": 6553877,
          "range_header": "bytes=61793807-68347683",
          "content_range": "bytes 61793807-68347683/83327921",
          "shortName": "vis",
          "max": 16000.0,
          "min": 1.0,
          "n_equal_9999": 39,
          "n_equal_1": 161,
          "bitmapPresent": 0,
          "bitsPerValue": 14,
          "referenceValue": 1.0,
          "binaryScaleFactor": 0,
          "decimalScaleFactor": 0,
          "generatingProcessIdentifier": 109,
          "tablesVersion": 1,
          "localTablesVersion": 1
        }
      }
    }
  ]
}
