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Impacts METAR Board
KIAD - Washington/Dulles In, VA, US
Updated at: 0600 UTC 07 Dec 2022
| Potential Impact | None | Slight | Moderate | High |
| Time | 06/18Z | 06/19Z | 06/20Z | 06/21Z | 06/22Z | 06/23Z | 07/00Z | 07/01Z | 07/02Z | 07/03Z | 07/04Z | 07/05Z | 07/06Z |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp | 47 | 48 | 48 | 48 | 48 | 47 | 48 | 48 | 48 | 48 | 49 | 50 | 50 |
| Dewpt | 45 | 45 | 46 | 46 | 46 | 45 | 45 | 45 | 46 | 46 | 47 | 47 | 48 |
| Altim | 30.20 | 30.19 | 30.18 | 30.19 | 30.20 | 30.19 | 30.20 | 30.19 | 30.20 | 30.19 | 30.19 | 30.18 | 30.18 |
| VIS | 3 | 6 | 5 | 10 | 7 | 6 | 9 | 8 | 8 | 7 | 10 | 10 | 10 |
| CIG | 6 | 6 | 6 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 7 | 8 | 6 |
| Cover | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC |
| FltCat | IFR | IFR | IFR | IFR | IFR | IFR | IFR | IFR | IFR | IFR | IFR | IFR | IFR |
| WX | BR | BR | BR | -RA | -RA | BR | -- | -- | -- | -- | -- | -- | -- |
| WDir | 190 | 190 | 170 | 180 | 180 | 160 | 190 | 170 | 170 | 180 | 180 | 180 | 170 |
| WSpd | 5 | 7 | 6 | 6 | 5 | 5 | 8 | 8 | 5 | 5 | 7 | 6 | 4 |
| WGst | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
KIAD 061759Z 19005KT 3SM BR BKN006 OVC033 08/07 A3020 RMK AO2 T00830072KIAD 061852Z 19007KT 6SM BR OVC006 09/07 A3019 RMK AO2 SLP225 T00890072KIAD 061952Z 17006KT 5SM BR OVC006 09/08 A3018 RMK AO2 SLP222 T00890078KIAD 062052Z 18006KT 10SM -RA OVC007 09/08 A3019 RMK AO2 RAB50 SLP223 P0000 60000 T00890078 55004KIAD 062152Z 18005KT 7SM -RA OVC007 09/08 A3020 RMK AO2 RAE00B19 SLP228 P0001 T00890078KIAD 062252Z 16005KT 6SM BR OVC006 08/07 A3019 RMK AO2 RAE24 SLP225 P0000 T00830072KIAD 062352Z 19008KT 9SM OVC006 09/07 A3020 RMK AO2 SLP227 60001 T00890072 10089 20083 51005KIAD 070052Z 17008KT 8SM OVC006 09/07 A3019 RMK AO2 RAB14E23 SLP226 P0000 T00890072KIAD 070152Z 17005KT 8SM OVC006 09/08 A3020 RMK AO2 SLP226 T00890078KIAD 070252Z 18005KT 7SM OVC006 09/08 A3019 RMK AO2 SLP225 60000 T00890078 56002KIAD 070352Z 18007KT 10SM OVC007 09/08 A3019 RMK AO2 SLP224 T00940083KIAD 070452Z 18006KT 10SM BKN008 OVC047 10/08 A3018 RMK AO2 SLP221 T01000083 401001022KIAD 070552Z 17004KT 10SM OVC006 10/09 A3018 RMK AO2 SLP221 60000 T01000089 10100 20089 56003