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SEA Weather: METAR, TAF and Runway Winds
Seattle-Tacoma International Airport, Seattle, WA · KSEA
Current weather at Seattle-Tacoma International Airport in Seattle, WA (IATA SEA, ICAO KSEA): the latest observation puts the airport in VFR (visual flight rules) conditions, wind 200° at 12 kt, gusting 20 kt. Below are the latest METAR and TAF from the NOAA Aviation Weather Center, decoded into plain English, and the headwind and crosswind on each runway.
Weather radar
Current conditions (METAR)
- Wind: from the south-southwest (200° true) at 12 knots, gusting 20 knots.
- Visibility: 10 miles or more.
- Weather: no rain, snow, fog or other weather reported.
- Clouds: few clouds at 2,000 ft, broken clouds at 5,500 ft, broken clouds at 12,000 ft; the ceiling is 5,500 ft above the ground.
- Temperature: 13°C (56°F), dew point 7°C (44°F).
- Altimeter: 29.96 inHg (1015 hPa).
METAR KSEA 272153Z 20012G20KT 10SM FEW020 BKN055 BKN120 13/07 A2996 RMK AO2 SLP151 T01330067
Runway winds
Components for the current wind, 200° at 12 kt, gusting 20 kt. Headings are true, as METAR winds are; the most-headwind runway ends are marked.
| Runway | Heading (true) | Headwind | Crosswind | Length |
|---|---|---|---|---|
| 16C Most headwind | 180° | 11 kt (gusts 19) | 4 kt from the right (gusts 7) | 9,426 ft |
| 34C | 360° | Tailwind 11 kt (gusts tail 19) | 4 kt from the left (gusts 7) | 9,426 ft |
| 16L Most headwind | 180° | 11 kt (gusts 19) | 4 kt from the right (gusts 7) | 11,901 ft |
| 34R | 360° | Tailwind 11 kt (gusts tail 19) | 4 kt from the left (gusts 7) | 11,901 ft |
| 16R Most headwind | 180° | 11 kt (gusts 19) | 4 kt from the right (gusts 7) | 8,500 ft |
| 34L | 360° | Tailwind 11 kt (gusts tail 19) | 4 kt from the left (gusts 7) | 8,500 ft |
Forecast (TAF)
Issued Oct 27 20:58Z, valid Oct 27 21:00Z to Oct 29 00:00Z
TAF KSEA 272058Z 2721/2824 22012KT P6SM FEW015 SCT025 BKN050 FM272200 22010G20KT P6SM SCT020 BKN050 FM280000 21010G22KT P6SM SCT020 BKN035 FM280500 19009KT P6SM -RA OVC030 FM280900 18006KT P6SM VCSH OVC020 FM281200 20008KT P6SM VCSH OVC025 FM282000 20010KT P6SM OVC035
- Oct 27 21:00Z to 22:00ZWind 220° at 12 kt; visibility 6 miles or more; few clouds at 1,500 ft, scattered clouds at 2,500 ft, broken clouds at 5,000 ft.
- From Oct 27 22:00Z (until Oct 28 00:00Z)Wind 220° at 10 kt, gusting 20 kt; visibility 6 miles or more; scattered clouds at 2,000 ft, broken clouds at 5,000 ft.
- From Oct 28 00:00Z (until 05:00Z)Wind 210° at 10 kt, gusting 22 kt; visibility 6 miles or more; scattered clouds at 2,000 ft, broken clouds at 3,500 ft.
- From Oct 28 05:00Z (until 09:00Z)Wind 190° at 9 kt; visibility 6 miles or more; light rain; overcast at 3,000 ft.
- From Oct 28 09:00Z (until 12:00Z)Wind 180° at 6 kt; visibility 6 miles or more; showers in the vicinity; overcast at 2,000 ft.
- From Oct 28 12:00Z (until 20:00Z)Wind 200° at 8 kt; visibility 6 miles or more; showers in the vicinity; overcast at 2,500 ft.
- From Oct 28 20:00Z (until Oct 29 00:00Z)Wind 200° at 10 kt; visibility 6 miles or more; overcast at 3,500 ft.
Related
- KSEA weather with live refresh
- METAR and TAF decoder: read any report in plain English
- Seattle-Tacoma International Airport: codes, map and radar
- Current NOTAMs for SEA
- Flights at SEA now
- Airport lounges at SEA by terminal
- Weather for other airports
More airport weather in Washington
Times are UTC (Z). Weather and runway data come from the NOAA Aviation Weather Center (aviationweather.gov) and are refreshed here every few minutes; the plain-English summaries are generated by cwsi.net and may simplify, so the raw METAR and TAF are authoritative. Runway headings are true, worked out from NOAA's runway alignment. cwsi.net is not affiliated with NOAA or the FAA: get an official weather briefing before flight.