Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

Olympia, Olympia Airport (KOLM)

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

Rain

48°F

9°C

Humidity 87%
Wind Speed W 4 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 12 Jan 09:20 AM PST
Extended Forecast for

Tumwater WA

  • Today

    Today: A 50 percent chance of rain, mainly before 4pm.  Mostly cloudy, with a high near 52. South southwest wind 7 to 10 mph.

    High: 52 °F

    Chance Rain

  • Tonight

    Tonight: A 10 percent chance of rain before 8pm.  Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 43. South southwest wind around 5 mph becoming calm  in the evening.

    Low: 43 °F

    Slight Chance
    Rain then
    Patchy Fog

  • Tuesday

    Tuesday: Areas of dense fog before 1pm, then patchy dense fog after 4pm.  Otherwise, partly sunny, with a high near 54. Calm wind.

    High: 54 °F

    Areas Dense
    Fog

  • Tuesday Night

    Tuesday Night: Patchy dense fog.  Otherwise, mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Patchy Dense
    Fog

  • Wednesday

    Wednesday: Patchy dense fog before 7am.  Otherwise, mostly cloudy, with a high near 50. Calm wind.

    High: 50 °F

    Patchy Dense
    Fog then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

Detailed Forecast

Today
A 50 percent chance of rain, mainly before 4pm. Mostly cloudy, with a high near 52. South southwest wind 7 to 10 mph.
Tonight
A 10 percent chance of rain before 8pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 43. South southwest wind around 5 mph becoming calm in the evening.
Tuesday
Areas of dense fog before 1pm, then patchy dense fog after 4pm. Otherwise, partly sunny, with a high near 54. Calm wind.
Tuesday Night
Patchy dense fog. Otherwise, mostly cloudy, with a low around 40. Calm wind.
Wednesday
Patchy dense fog before 7am. Otherwise, mostly cloudy, with a high near 50. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 41.
Thursday
Partly sunny, with a high near 50.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 34.
Saturday
Patchy fog. Otherwise, sunny, with a high near 51.
Saturday Night
Patchy fog. Otherwise, mostly clear, with a low around 34.
Sunday
Patchy fog. Otherwise, mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Tumwater WA
 46.99°N 122.92°W (Elev. 151 ft)
7:00 am PST Jan 12, 2026
9am PST Jan 12, 2026-6pm PST Jan 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database