Pre-flight briefing
Generated 2026-04-25 01:41Z · 1 airport
KIAD×
Pre-flight briefing — generated 2026-04-25 01:41Z — KIAD
KIAD· IAD· US· elev 312 ft
Washington Dulles International Airport
Dulles
VFRremove ×
VFR · wind calm · vis 10 SM · QNH 1009 hPa
10:22Z 23:56Z Night
Hazards: 1 SIGMET · 0 PIREP within 100 km
- SIGMET CONVECTIVE (SEV)
METAR · observed 2026/04/25 00:52
KIAD 250052Z 00000KT 10SM SCT060 BKN100 BKN250 18/13 A2979 RMK AO2 RAB02E20 SLP085 P0001 T01830128
| Wind | Calm |
|---|---|
| Visibility | 10 SM |
| Clouds | SCT 6000 ft, BKN 10000 ft, BKN 25000 ft |
| Ceiling | 10000 ft |
| Temp / Dew | 18 °C / 13 °C |
| QNH | 1009 hPa / 29.79 inHg |
| Remarks | automated station with a precipitation discriminator rain beginning at :02 ending at :20 sea level pressure of 1008.5 HPa 1/100 of an inch of precipitation fell in the last hour hourly temperature of 18.3°C and dew point of 12.8°C |
| Issued (UTC) | 25 00:52Z |
Density altitude 861 ft (ISA +4 °C)
TAF · issued 2026/04/24 21:03
TAF AMD KIAD 242101Z 2421/2524 05008KT P6SM VCSH FEW060 BKN150 FM250000 10005KT P6SM SCT080 BKN110 FM251000 11006KT P6SM SCT015 BKN025 FM251400 11009KT P6SM OVC016 FM252000 10012G20KT 4SM -RA BR OVC010
Source: NOAA NWS tgftp · Datamask Aviation. For informational use only — not for flight planning. Consult an authorised aeronautical meteorological service before flight.