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Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Olympia, Olympia Airport (KOLM)

Lat: 46.97333°NLon: 122.90333°WElev: 203.0ft.

Mist

30°F

-1°C

Humidity 100%
Wind Speed S 3 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 30°F (-1°C)
Visibility 2.50 mi
Last update 16 Apr 07:15 AM PDT
Extended Forecast for

3 Miles NW Tumwater WA

Freeze Warning until April 16, 09:00am
Click here for hazard details and duration
...
  •  
    Freeze Warning until April 16, 09:00am

    NOW until 9:00am Thu

    Freeze Warning

  • Today

    High: 56 °F

    Frost then
    Sunny

  • Tonight

    Tonight: Patchy frost after 4am. Otherwise, mostly clear, with a low around 35. West southwest wind 5 to 10 mph becoming light south southwest after midnight.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Friday

    Friday: Patchy frost before 8am. Otherwise, partly sunny, with a high near 58. Light and variable wind.

    High: 58 °F

    Patchy Frost
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38. Light north northeast wind.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 65. Light and variable wind.

    High: 65 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

  • Sunday

    Sunday: A 40 percent chance of rain. Mostly cloudy, with a high near 65.

    High: 65 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 56. Light and variable wind becoming west 6 to 11 mph in the afternoon.
Tonight
Patchy frost after 4am. Otherwise, mostly clear, with a low around 35. West southwest wind 5 to 10 mph becoming light south southwest after midnight.
Friday
Patchy frost before 8am. Otherwise, partly sunny, with a high near 58. Light and variable wind.
Friday Night
Mostly cloudy, with a low around 38. Light north northeast wind.
Saturday
Mostly cloudy, with a high near 65. Light and variable wind.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 46.
Sunday
A 40 percent chance of rain. Mostly cloudy, with a high near 65.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Monday
A chance of rain, mainly after 11am. Partly sunny, with a high near 68.
Monday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 46.
Tuesday
A chance of rain. Mostly cloudy, with a high near 60.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 45.
Wednesday
A chance of rain. Partly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Tumwater WA
 47.02°N 122.96°W (Elev. 259 ft)
Last Update:
1:20 am PDT Apr 16, 2026
Forecast Valid:
7am PDT Apr 16, 2026-6pm PDT Apr 22, 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