TAF Board
KIAD - Washington/Dulles Intl, VA, US
Issued at 1748 UTC 24 May 2026
Updated at 1820 UTC 24 May 2026
| Potential Impact | None | Slight | Moderate | High |
| Time | 1802Z | 24/19Z | 24/20Z | 24/21Z | 24/22Z | 24/23Z | 25/00Z | 25/01Z | 25/02Z | 25/03Z | 25/04Z | 25/05Z | 25/06Z | 25/07Z>> |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Type | OBS | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL |
| VIS | 10+ | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 4 | 4 | 4 | 4 |
| CIG | 11 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 4 | 4 | 4 | 4 |
| Cover | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC |
| FltCat | MVFR | IFR | IFR | IFR | IFR | IFR | IFR | IFR | IFR | IFR | LIFR | LIFR | LIFR | LIFR |
| WX | BR | BR | BR | BR | ||||||||||
| WDir | 40 | 40 | 40 | 80 | 80 | 80 | 80 | 80 | 80 | 80 | 110 | 110 | 110 | 110 |
| WSpd | 5 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 3 |
| WGst | ||||||||||||||
| WSHgt | ||||||||||||||
| WSDir | ||||||||||||||
| WSSpd |