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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Sunday could bring areas of flooding to parts of the upper Midwest, central Great Lakes, southern New England and Virginia/North Carolina tidewater region. Read More >

Current conditions at

Olympia, Olympia Airport (KOLM)

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

Mist

48°F

9°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 48°F (9°C)
Visibility 1.50 mi
Last update 18 Sep 03:22 AM PDT
Extended Forecast for

Olympia WA

  • Overnight

    Overnight: Mostly clear, with a low around 54. South southwest wind around 5 mph.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 71. South wind around 7 mph becoming west in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 52. South wind 5 to 7 mph becoming calm after midnight.

    Low: 52 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 71. Light and variable wind.

    High: 71 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52. Northwest wind around 5 mph becoming calm after midnight.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 54. South southwest wind around 5 mph.
Friday
Mostly sunny, with a high near 71. South wind around 7 mph becoming west in the afternoon.
Friday Night
Increasing clouds, with a low around 52. South wind 5 to 7 mph becoming calm after midnight.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 71. Light and variable wind.
Saturday Night
Mostly clear, with a low around 52. Northwest wind around 5 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 52.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly cloudy, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Partly sunny, with a high near 69.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
Partly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Olympia WA
 47.05°N 122.91°W (Elev. 26 ft)
Last Update:
11:26 pm PDT Sep 17, 2026
Forecast Valid:
3am PDT Sep 18, 2026-6pm PDT Sep 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation