Washington · NWS SEW office

Seattle, WA weather

It is 52°F and cloudy at Boeing Field - King County International Airport as of Oct 27, 11:00 PM PDT. Tonight: Light Rain Likely, low near 46°F, 62% chance of precipitation. Forecast from the National Weather Service, issued Oct 27, 12:41 PM PDT.

Updated Oct 27, 11:15 PM PDT (snapshot)

Current conditions

Temperature

52°F

Cloudy

Wind

S 16 mph

Humidity 71% · dew point 43°F

Pressure · visibility

29.90 inHg

Visibility 10 mi

Observed at Boeing Field - King County International Airport (KBFI), Oct 27, 11:00 PM PDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Seattle forecast zone right now.

Around the NWS SEW forecast area

No active alerts in zones served by the SEW office near Seattle.

From the alert snapshot of Oct 28, 2026, 2:15 AM EDT. Washington has 5 active alerts: see them all.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Seattle (local time)
TimeTempForecastPrecip. chanceWind
Tue 11 PM49°FLight Rain Likely62%SSW 15 mph
Wed 12 AM49°FLight Rain Likely60%S 15 mph
Wed 1 AM49°FChance Light Rain37%SSW 14 mph
Wed 2 AM49°FChance Light Rain30%SSW 13 mph
Wed 3 AM49°FChance Light Rain28%SSW 12 mph
Wed 4 AM49°FSlight Chance Light Rain24%SSW 10 mph
Wed 5 AM49°FChance Light Rain32%SSW 10 mph
Wed 6 AM48°FChance Light Rain29%SSW 10 mph
Wed 7 AM48°FChance Light Rain27%SSW 9 mph
Wed 8 AM47°FChance Light Rain26%SSW 9 mph
Wed 9 AM46°FChance Light Rain26%SSW 9 mph
Wed 10 AM48°FChance Light Rain29%SSW 9 mph
Wed 11 AM49°FChance Light Rain28%SSW 9 mph
Wed 12 PM50°FChance Light Rain31%SSW 9 mph
Wed 1 PM51°FChance Light Rain37%SSW 9 mph
Wed 2 PM52°FChance Light Rain40%SSW 9 mph
Wed 3 PM52°FChance Light Rain44%SSW 9 mph
Wed 4 PM51°FChance Light Rain42%SSW 8 mph
Wed 5 PM50°FChance Light Rain46%S 7 mph
Wed 6 PM50°FChance Light Rain47%S 7 mph
Wed 7 PM49°FChance Light Rain53%S 7 mph
Wed 8 PM49°FChance Light Rain41%S 8 mph
Wed 9 PM48°FMostly Cloudy12%S 8 mph
Wed 10 PM48°FMostly Cloudy5%S 8 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Seattle can differ.

7-day forecast

Tonight

Low 46°F

Rain likely. Mostly cloudy. Low around 46, with temperatures rising to around 49 overnight. South southwest wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

Wednesday

High 52°F·Low 43°F

A chance of rain. Partly sunny. High near 52, with temperatures falling to around 50 in the afternoon. South southwest wind 7 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Wednesday Night: A chance of rain. Mostly cloudy. Low around 43, with temperatures rising to around 45 overnight. South southeast wind 3 to 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Thursday

High 52°F·Low 42°F

A chance of rain. Partly sunny, with a high near 52. East northeast wind around 3 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Thursday Night: Rain likely. Mostly cloudy, with a low around 42. North northeast wind around 3 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

Friday

High 51°F·Low 42°F

Rain likely. Mostly cloudy, with a high near 51. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

Friday Night: A slight chance of rain before 5am. Mostly cloudy, with a low around 42.

Saturday

High 52°F·Low 43°F

A slight chance of rain after 5pm. Partly sunny, with a high near 52.

Saturday Night: A slight chance of rain before 4am. Mostly cloudy, with a low around 43.

Sunday

High 52°F·Low 42°F

Partly sunny, with a high near 52.

Sunday Night: Partly cloudy, with a low around 42.

Monday

High 54°F·Low 44°F

Partly sunny, with a high near 54.

Monday Night: Mostly cloudy, with a low around 44.

Tuesday

High 55°F

Partly sunny, with a high near 55.

Nearby cities

Other cities in King County

See every city we cover in Washington, or check all active alerts.

About this forecast

Forecast office
Seattle is served by the National Weather Service SEW forecast office, forecast zone WAZ315, county zone WAC033.
Location used
The Census Bureau's internal point for Seattle (47.6193, -122.3515), in King County. Population: 780,995 (2024 estimate), number 1 of the 58 Washington cities on this site.
Radar
Nearest NWS radar: KATX. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/47.6193,-122.3515 (forecast issued Oct 27, 12:41 PM PDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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