{"corrections":[],"day":{"date":"2026-10-17","extremes":{"tmax":{"correctedAt":null,"dewpoint":11.1,"humidity":70,"metarType":"METAR","obsTimeLocal":"2026-10-17T00:52:00-04:00","obsTimeUtc":"2026-10-17T04:52:00.000Z","originalRaw":null,"precipObserved":true,"raw":"METAR KIAD 170452Z 31005KT 10SM -RA OVC090 17/11 A2993 RMK AO2 RAB43 SLP134 P0000 T01670111 402780156","receiptTime":"2026-10-17T04:54:13.076Z","receivedAt":"2026-10-17T04:54:46.945Z","temp":16.7,"wind":2.6},"tmin":{"correctedAt":null,"dewpoint":0,"humidity":58,"metarType":"METAR","obsTimeLocal":"2026-10-17T23:52:00-04:00","obsTimeUtc":"2026-10-18T03:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 180352Z 33006KT 10SM CLR 08/00 A3045 RMK AO2 SLP312 T00780000 $","receiptTime":"2026-10-18T03:54:35.017Z","receivedAt":"2026-10-18T03:54:38.459Z","temp":7.8,"wind":3.1},"windMax":{"correctedAt":null,"dewpoint":0,"humidity":36,"metarType":"METAR","obsTimeLocal":"2026-10-17T14:52:00-04:00","obsTimeUtc":"2026-10-17T18:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 171852Z 35018G26KT 10SM FEW060 SCT150 15/00 A3025 RMK AO2 PK WND 35026/1851 SLP243 T01500000 $","receiptTime":"2026-10-17T18:54:14.405Z","receivedAt":"2026-10-17T18:54:41.949Z","temp":15,"wind":9.3}},"humidityMean":56.9,"maxGapMinutes":60,"nObservations":24,"observations":[{"correctedAt":null,"dewpoint":11.1,"humidity":70,"metarType":"METAR","obsTimeLocal":"2026-10-17T00:52:00-04:00","obsTimeUtc":"2026-10-17T04:52:00.000Z","originalRaw":null,"precipObserved":true,"raw":"METAR KIAD 170452Z 31005KT 10SM -RA OVC090 17/11 A2993 RMK AO2 RAB43 SLP134 P0000 T01670111 402780156","receiptTime":"2026-10-17T04:54:13.076Z","receivedAt":"2026-10-17T04:54:46.945Z","temp":16.7,"wind":2.6},{"correctedAt":null,"dewpoint":10.6,"humidity":70,"metarType":"METAR","obsTimeLocal":"2026-10-17T01:52:00-04:00","obsTimeUtc":"2026-10-17T05:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 170552Z 32008KT 10SM FEW070 OVC095 16/11 A2993 RMK AO2 RAE50 SLP133 P0000 60000 T01610106 10189 20161 50013","receiptTime":"2026-10-17T05:56:29.385Z","receivedAt":"2026-10-17T05:56:38.647Z","temp":16.1,"wind":4.1},{"correctedAt":null,"dewpoint":10,"humidity":69,"metarType":"METAR","obsTimeLocal":"2026-10-17T02:52:00-04:00","obsTimeUtc":"2026-10-17T06:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 170652Z 32005KT 10SM SCT045 BKN055 OVC095 16/10 A2995 RMK AO2 RAB17E27 SLP138 P0000 T01560100","receiptTime":"2026-10-17T06:54:11.549Z","receivedAt":"2026-10-17T06:54:38.368Z","temp":15.6,"wind":2.6},{"correctedAt":null,"dewpoint":11.1,"humidity":81,"metarType":"METAR","obsTimeLocal":"2026-10-17T03:52:00-04:00","obsTimeUtc":"2026-10-17T07:52:00.000Z","originalRaw":null,"precipObserved":true,"raw":"METAR KIAD 170752Z 34011G17KT 10SM -RA BKN041 OVC055 14/11 A2997 RMK AO2 RAB0659 SLP145 P0001 T01440111","receiptTime":"2026-10-17T07:54:12.111Z","receivedAt":"2026-10-17T07:54:38.639Z","temp":14.4,"wind":5.7},{"correctedAt":null,"dewpoint":10,"humidity":80,"metarType":"METAR","obsTimeLocal":"2026-10-17T04:52:00-04:00","obsTimeUtc":"2026-10-17T08:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 170852Z 34010G17KT 10SM FEW020 OVC060 13/10 A2998 RMK AO2 RAE38 SLP151 P0000 60001 T01330100 51018","receiptTime":"2026-10-17T08:55:09.272Z","receivedAt":"2026-10-17T08:55:13.790Z","temp":13.3,"wind":5.1},{"correctedAt":null,"dewpoint":10,"humidity":83,"metarType":"METAR","obsTimeLocal":"2026-10-17T05:52:00-04:00","obsTimeUtc":"2026-10-17T09:52:00.000Z","originalRaw":null,"precipObserved":true,"raw":"METAR KIAD 170952Z 33011G18KT 10SM -RA FEW015 BKN035 OVC060 13/10 A3003 RMK AO2 RAB04 SLP166 P0002 T01280100","receiptTime":"2026-10-17T09:54:19.186Z","receivedAt":"2026-10-17T09:54:43.451Z","temp":12.8,"wind":5.7},{"correctedAt":null,"dewpoint":8.9,"humidity":80,"metarType":"METAR","obsTimeLocal":"2026-10-17T06:52:00-04:00","obsTimeUtc":"2026-10-17T10:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 171052Z 33009KT 10SM FEW015 SCT049 BKN060 BKN150 BKN200 12/09 A3006 RMK AO2 RAE40 SLP178 P0000 T01220089 $","receiptTime":"2026-10-17T10:54:37.310Z","receivedAt":"2026-10-17T10:54:41.786Z","temp":12.2,"wind":4.6},{"correctedAt":null,"dewpoint":8.3,"humidity":77,"metarType":"METAR","obsTimeLocal":"2026-10-17T07:52:00-04:00","obsTimeUtc":"2026-10-17T11:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 171152Z 33008KT 10SM FEW015 BKN039 BKN060 OVC150 12/08 A3008 RMK AO2 SLP186 60003 70020 T01220083 10161 20122 51033 $","receiptTime":"2026-10-17T11:55:08.102Z","receivedAt":"2026-10-17T11:55:44.440Z","temp":12.2,"wind":4.1},{"correctedAt":null,"dewpoint":6.7,"humidity":69,"metarType":"METAR","obsTimeLocal":"2026-10-17T08:52:00-04:00","obsTimeUtc":"2026-10-17T12:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 171252Z 34013G21KT 10SM FEW015 OVC035 12/07 A3013 RMK AO2 PRESRR SLP202 T01220067 $","receiptTime":"2026-10-17T12:55:08.266Z","receivedAt":"2026-10-17T12:55:12.647Z","temp":12.2,"wind":6.7},{"correctedAt":null,"dewpoint":5.6,"humidity":66,"metarType":"METAR","obsTimeLocal":"2026-10-17T09:52:00-04:00","obsTimeUtc":"2026-10-17T13:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 171352Z 35017G24KT 10SM FEW015 BKN037 12/06 A3018 RMK AO2 PK WND 02029/1316 RAB05E15 SLP219 P0000 T01170056 $","receiptTime":"2026-10-17T13:55:09.464Z","receivedAt":"2026-10-17T13:55:17.290Z","temp":11.7,"wind":8.7},{"correctedAt":null,"dewpoint":5,"humidity":61,"metarType":"METAR","obsTimeLocal":"2026-10-17T10:52:00-04:00","obsTimeUtc":"2026-10-17T14:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 171452Z 01009G18KT 10SM FEW015 SCT035 BKN048 BKN130 12/05 A3021 RMK AO2 PK WND 02026/1358 SLP229 60000 T01220050 51043 $","receiptTime":"2026-10-17T14:55:09.366Z","receivedAt":"2026-10-17T14:55:38.312Z","temp":12.2,"wind":4.6},{"correctedAt":null,"dewpoint":2.8,"humidity":54,"metarType":"METAR","obsTimeLocal":"2026-10-17T11:52:00-04:00","obsTimeUtc":"2026-10-17T15:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 171552Z 35016G22KT 10SM BKN044 BKN130 12/03 A3025 RMK AO2 PK WND 35026/1535 SLP241 T01170028 $","receiptTime":"2026-10-17T15:54:21.145Z","receivedAt":"2026-10-17T15:54:51.510Z","temp":11.7,"wind":8.2},{"correctedAt":null,"dewpoint":1.1,"humidity":47,"metarType":"METAR","obsTimeLocal":"2026-10-17T12:52:00-04:00","obsTimeUtc":"2026-10-17T16:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 171652Z 35015G23KT 10SM BKN046 BKN120 BKN250 12/01 A3025 RMK AO2 PK WND 35029/1636 SLP242 T01220011 $","receiptTime":"2026-10-17T16:56:25.871Z","receivedAt":"2026-10-17T16:55:18.909Z","temp":12.2,"wind":7.7},{"correctedAt":null,"dewpoint":0.6,"humidity":40,"metarType":"METAR","obsTimeLocal":"2026-10-17T13:52:00-04:00","obsTimeUtc":"2026-10-17T17:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 171752Z 36009G20KT 10SM SCT050 BKN140 BKN180 14/01 A3025 RMK AO2 SLP244 60000 T01390006 10139 20111 51015 $","receiptTime":"2026-10-17T17:54:15.566Z","receivedAt":"2026-10-17T17:54:39.545Z","temp":13.9,"wind":4.6},{"correctedAt":null,"dewpoint":0,"humidity":36,"metarType":"METAR","obsTimeLocal":"2026-10-17T14:52:00-04:00","obsTimeUtc":"2026-10-17T18:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 171852Z 35018G26KT 10SM FEW060 SCT150 15/00 A3025 RMK AO2 PK WND 35026/1851 SLP243 T01500000 $","receiptTime":"2026-10-17T18:54:14.405Z","receivedAt":"2026-10-17T18:54:41.949Z","temp":15,"wind":9.3},{"correctedAt":null,"dewpoint":0,"humidity":37,"metarType":"METAR","obsTimeLocal":"2026-10-17T15:52:00-04:00","obsTimeUtc":"2026-10-17T19:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 171952Z 33017G33KT 10SM FEW060 FEW150 14/00 A3025 RMK AO2 PK WND 35033/1943 SLP243 T01440000 $","receiptTime":"2026-10-17T19:55:08.256Z","receivedAt":"2026-10-17T19:55:38.900Z","temp":14.4,"wind":8.7},{"correctedAt":null,"dewpoint":-0.6,"humidity":37,"metarType":"METAR","obsTimeLocal":"2026-10-17T16:52:00-04:00","obsTimeUtc":"2026-10-17T20:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 172052Z 34011G24KT 10SM FEW060 FEW150 14/M01 A3027 RMK AO2 PK WND 34027/2009 SLP249 T01391006 53004 $","receiptTime":"2026-10-17T20:55:08.152Z","receivedAt":"2026-10-17T20:55:40.304Z","temp":13.9,"wind":5.7},{"correctedAt":null,"dewpoint":-1.1,"humidity":37,"metarType":"METAR","obsTimeLocal":"2026-10-17T17:52:00-04:00","obsTimeUtc":"2026-10-17T21:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 172152Z 33013G21KT 10SM FEW060 FEW150 13/M01 A3029 RMK AO2 PK WND 33026/2109 SLP257 T01331011 $","receiptTime":"2026-10-17T21:55:07.604Z","receivedAt":"2026-10-17T21:55:39.150Z","temp":13.3,"wind":6.7},{"correctedAt":null,"dewpoint":-1.1,"humidity":41,"metarType":"METAR","obsTimeLocal":"2026-10-17T18:52:00-04:00","obsTimeUtc":"2026-10-17T22:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 172252Z 34009KT 10SM FEW150 12/M01 A3033 RMK AO2 SLP271 T01171011 $","receiptTime":"2026-10-17T22:54:31.006Z","receivedAt":"2026-10-17T22:54:38.412Z","temp":11.7,"wind":4.6},{"correctedAt":null,"dewpoint":-1.7,"humidity":41,"metarType":"METAR","obsTimeLocal":"2026-10-17T19:52:00-04:00","obsTimeUtc":"2026-10-17T23:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 172352Z 35013G21KT 10SM CLR 11/M02 A3036 RMK AO2 SLP282 T01111017 10150 20111 53033 $","receiptTime":"2026-10-17T23:56:31.612Z","receivedAt":"2026-10-17T23:55:27.051Z","temp":11.1,"wind":6.7},{"correctedAt":null,"dewpoint":-1.7,"humidity":42,"metarType":"METAR","obsTimeLocal":"2026-10-17T20:52:00-04:00","obsTimeUtc":"2026-10-18T00:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 180052Z 34008KT 10SM CLR 11/M02 A3039 RMK AO2 SLP293 T01061017 $","receiptTime":"2026-10-18T00:54:25.361Z","receivedAt":"2026-10-18T00:54:38.182Z","temp":10.6,"wind":4.1},{"correctedAt":null,"dewpoint":-1.7,"humidity":44,"metarType":"METAR","obsTimeLocal":"2026-10-17T21:52:00-04:00","obsTimeUtc":"2026-10-18T01:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 180152Z 36008KT 10SM CLR 10/M02 A3042 RMK AO2 SLP302 T01001017 $","receiptTime":"2026-10-18T01:54:31.801Z","receivedAt":"2026-10-18T01:54:38.596Z","temp":10,"wind":4.1},{"correctedAt":null,"dewpoint":-1.7,"humidity":46,"metarType":"METAR","obsTimeLocal":"2026-10-17T22:52:00-04:00","obsTimeUtc":"2026-10-18T02:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 180252Z 36008KT 10SM CLR 09/M02 A3044 RMK AO2 SLP309 T00941017 51027 $","receiptTime":"2026-10-18T02:55:06.823Z","receivedAt":"2026-10-18T02:55:38.592Z","temp":9.4,"wind":4.1},{"correctedAt":null,"dewpoint":0,"humidity":58,"metarType":"METAR","obsTimeLocal":"2026-10-17T23:52:00-04:00","obsTimeUtc":"2026-10-18T03:52:00.000Z","originalRaw":null,"precipObserved":false,"raw":"METAR KIAD 180352Z 33006KT 10SM CLR 08/00 A3045 RMK AO2 SLP312 T00780000 $","receiptTime":"2026-10-18T03:54:35.017Z","receivedAt":"2026-10-18T03:54:38.459Z","temp":7.8,"wind":3.1}],"precipObservedCount":3,"tavg":12.7,"tmax":16.7,"tmaxAt":"2026-10-17T04:52:00.000Z","tmin":7.8,"tminAt":"2026-10-18T03:52:00.000Z","windMax":9.3,"windMaxAt":"2026-10-17T18:52:00.000Z","windMean":5.5,"window":{"date":"2026-10-17","dayEndUtc":"2026-10-18T04:00:00.000Z","dayStartUtc":"2026-10-17T04:00:00.000Z","hours":24,"timezone":"America/New_York","utcOffsetEnd":"-04:00","utcOffsetStart":"-04:00"}},"finality":{"coverage":{"maxGapMinutes":60,"normalIntervalMin":60,"ok":true,"thresholdMinutes":90},"finalAt":"2026-10-18T07:00:00.000Z","holdHours":3,"reasons":[],"settleable":true,"status":"final"},"lastChangedAt":"2026-10-18T03:54:38.459Z","revision":"fae87f75c747f829","station":{"city":"washington","cityName":"Washington D.C.","icao":"KIAD","lat":38.91,"lon":-77.04,"reference":"https://aviationweather.gov/data/metar/?ids=KIAD","timezone":"America/New_York","upstream":"https://aviationweather.gov/api/data/metar?ids=KIAD&format=json"},"version":"wdm-station-day-v1"}