Weather at Seattle–Tacoma International Airport (SEA)

Seattle, Washington KSEA #12 US airport by passengers

Official aviation observations and forecasts for SEA.

FAA status: No delays reported Updated 9 min ago
Weather now: VFR 59°F Observed 16 min ago
Late departures: 24.0%May 2026 to July 2026
Security line: No recent reportsAdd yours

Current conditions at SEA

VFR

59°F15°C

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

Wind: 350° 15 mph, gusts 22
Visibility: 10+ mi
Clouds: FEW 2,000 ft, FEW 5,000 ft
Ceiling: None
Pressure: 29.94 inHg

METARMETAR KSEA 112053Z 35013G19KT 10SM FEW020 FEW050 15/03 A2994 RMK AO2 SLP143 T01500033 58005

TAFTAF KSEA 112057Z 1121/1224 35013G20KT P6SM FEW020 FEW050 FM120300 04006KT P6SM SKC FM121000 13004KT P6SM BCFG SKC FM121600 16004KT P6SM SKC FM121800 22005KT P6SM SKC

Source: NOAA Aviation Weather Center. Observed 16 min ago.

Active weather alerts

Frost AdvisoryFrost Advisory issued October 11 at 7:34AM PDT until October 12 at 8:00AM PDT by NWS Seattle WA

Forecast for the SEA area

Today59°F
Sunny
10 mph N · 0% rain

Tonight42°F
Clear
1 to 7 mph NE · 0% rain

Columbus Day62°F
Sunny
3 mph S · 0% rain

Monday Night43°F
Partly Cloudy
3 mph ESE · 0% rain

Tuesday62°F
Mostly Sunny
5 mph S · 0% rain

Tuesday Night49°F
Mostly Cloudy
3 mph S · 3% rain

Wednesday65°F
Mostly Cloudy
3 mph SSW · 3% rain

Wednesday Night50°F
Mostly Cloudy
3 mph NNW · 1% rain

Source: National Weather Service. Updated 2 min ago.

Runways

Runway	Length	Width	Surface
16L/34R	11,901 ft	150 ft	PEM
16C/34C	9,426 ft	150 ft	PEM
16R/34L	8,500 ft	150 ft	PEM

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

Air traffic frequencies

Service	Description	MHz
D-ATIS	Digital ATIS	118.000
CLD	CLNC DEL	128.000
GND	Seattle Ground	121.700
TWR	Seattle Tower	119.900