National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

Lat: 47.54548°NLon: 122.3147°WElev: 20.0ft.

Partly Cloudy

62°F

17°C

Humidity 60%
Wind Speed ENE 5 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 17 Oct 04:53 PM PDT
Extended Forecast for

Downtown Seattle WA

  • Tonight

    Tonight: Partly cloudy, with a low around 45. North northeast wind 3 to 5 mph.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 58. Calm wind becoming north 5 to 7 mph in the morning.

    High: 58 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Cloudy, with a low around 45. North wind around 6 mph becoming calm in the evening.

    Low: 45 °F

    Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 58. Light and variable wind.

    High: 58 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. North northeast wind 3 to 5 mph.
Sunday
Increasing clouds, with a high near 58. Calm wind becoming north 5 to 7 mph in the morning.
Sunday Night
Cloudy, with a low around 45. North wind around 6 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 58. Light and variable wind.
Monday Night
Partly cloudy, with a low around 44. Calm wind.
Tuesday
Mostly sunny, with a high near 58.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Mostly sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Mostly cloudy, with a high near 58.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 46.
Friday
A chance of rain. Mostly cloudy, with a high near 57.
Friday Night
A chance of rain. Mostly cloudy, with a low around 43.
Saturday
A slight chance of rain. Mostly cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Downtown Seattle WA
 47.63°N 122.33°W (Elev. 39 ft)
Last Update:
11:26 am PDT Oct 17, 2026
Forecast Valid:
5pm PDT Oct 17, 2026-6pm PDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation