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Impacts METAR Board
KIAD - Washington/Dulles In, VA, US
Updated at: 0300 UTC 06 Dec 2019
| Potential Impact | None | Slight | Moderate | High |
| Time | 05/15Z | 05/16Z | 05/17Z | 05/18Z | 05/19Z | 05/20Z | 05/21Z | 05/22Z | 05/23Z | 06/00Z | 06/01Z | 06/02Z | 06/03Z |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp | 42 | 43 | 43 | 45 | 46 | 46 | 45 | 42 | 40 | 38 | 32 | 32 | 32 |
| Dewpt | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 22 | 22 | 22 | 23 |
| Altim | 29.95 | 29.97 | 29.97 | 29.97 | 29.99 | 30.00 | 30.04 | 30.05 | 30.09 | 30.10 | 30.12 | 30.14 | 30.15 |
| VIS | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| CIG | 48 | -- | 50 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 250 |
| Cover | BKN | SCT | BKN | FEW | FEW | FEW | FEW | CLR | CLR | CLR | CLR | SCT | OVC |
| FltCat | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR |
| WX | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| WDir | 300 | 290 | 290 | 310 | 290 | 290 | 300 | 310 | 310 | 300 | 0 | 0 | 0 |
| WSpd | 18 | 21 | 22 | 16 | 12 | 13 | 12 | 9 | 5 | 6 | 0 | 0 | 0 |
| WGst | 30 | 29 | 32 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
KIAD 051452Z 30018G30KT 10SM BKN048 06/M05 A2995 RMK AO2 PK WND 30032/1422 SLP142 T00561050 53030KIAD 051552Z 29021G29KT 10SM SCT049 06/M05 A2997 RMK AO2 PK WND 28031/1535 SLP148 T00611050KIAD 051652Z 29022G32KT 10SM BKN050 06/M06 A2997 RMK AO2 PK WND 29033/1600 SLP150 T00611056KIAD 051752Z 31016KT 10SM FEW050 07/M06 A2997 RMK AO2 PK WND 30027/1659 SLP150 T00721056 10072 20028 50008KIAD 051903Z 29012KT 10SM FEW050 08/M06 A2999 RMK AO2 T00781056KIAD 051952Z 29013KT 10SM FEW050 08/M06 A3000 RMK AO2 SLP161 T00781056KIAD 052052Z 30012KT 10SM FEW050 07/M06 A3004 RMK AO2 SLP172 T00721056 53022KIAD 052152Z 31009KT 10SM CLR 06/M06 A3005 RMK AO2 SLP178 T00561061KIAD 052252Z 31005KT 10SM CLR 04/M06 A3009 RMK AO2 SLP190 T00441061KIAD 052352Z 30006KT 10SM CLR 03/M06 A3010 RMK AO2 SLP196 T00331056 10078 20033 53023KIAD 060052Z 00000KT 10SM CLR 00/M06 A3012 RMK AO2 SLP201 T00001056KIAD 060152Z 00000KT 10SM SCT200 00/M06 A3014 RMK AO2 SLP207 T00001056KIAD 060252Z 00000KT 10SM SCT160 OVC250 00/M05 A3015 RMK AO2 SLP211 T00001050 51015