Weather at Washington Dulles International Airport (IAD)

Dulles, Virginia KIAD #22 US airport by passengers

Official aviation observations and forecasts for IAD.

FAA status
No delays reported Updated 7 min ago
Weather now
VFR 61°F Observed 45 min ago
Late departures
18.1%May 2026 to July 2026
Security line
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Current conditions at IAD

VFR

61°F16°C

Good visibility and high cloud base. Normal operations are typical.

Wind
340° 7 mph
Visibility
10+ mi
Clouds
FEW 12,000 ft, BKN 21,000 ft, BKN 25,000 ft
Ceiling
21,000 ft
Pressure
30.45 inHg

METARMETAR KIAD 311952Z 34006KT 10SM FEW120 BKN210 BKN250 16/03 A3045 RMK AO2 SLP311 T01610028 $

TAFTAF KIAD 311720Z 3118/0124 02004KT P6SM BKN250 FM010200 00000KT P6SM BKN110 BKN200 FM011600 16003KT P6SM OVC100

Source: NOAA Aviation Weather Center. Observed 45 min ago.

Forecast for the IAD area

This Afternoon68°F
Partly Sunny
5 mph SE · 1% rain
Tonight47°F
Patchy Fog
0 to 3 mph SE · 1% rain
Thursday73°F
Patchy Fog then Mostly Sunny
0 to 6 mph SW · 1% rain
Thursday Night49°F
Mostly Clear
1 to 5 mph SW · 0% rain
Friday74°F
Sunny
1 to 9 mph NW · 0% rain
Friday Night45°F
Mostly Clear
3 to 7 mph N · 0% rain
Saturday66°F
Partly Sunny
3 mph NE · 0% rain
Saturday Night46°F
Mostly Cloudy
3 mph S · 0% rain

Source: National Weather Service. Updated 3 d ago.

Runways

RunwayLengthWidthSurface
01C/19C11,500 ft150 ftCONC-G
01R/19L11,500 ft150 ftCON
12/3010,501 ft150 ftCON
01L/19R9,400 ft150 ftCON

Source: OurAirports (public domain). Runway data can lag behind construction closures.

Air traffic frequencies

ServiceDescriptionMHz
ATISATIS134.850
CLDCLNC DEL135.700
GNDGND121.900
TWRTWR120.100
APPPOTOMAC APP120.450
DEPPOTOMAC DEP125.050