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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Pierce County-Thun Field (KPLU)

Lat: 47.104°NLon: 122.287°WElev: 538.0ft.

Rain

55°F

13°C

Humidity 100%
Wind Speed SSW 5 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 55°F (13°C)
Visibility 3.00 mi
Last update 20 Mar 11:35 AM PDT
Extended Forecast for

Sumner WA

  • Today

    Today: Rain, mainly before 3pm. High near 58. Southwest wind 6 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Rain

  • Tonight

    Tonight: A chance of rain before 2am, then a slight chance of rain after 5am. Mostly cloudy, with a low around 39. Southwest wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 30%.

    Low: 39 °F

    Chance Rain

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 51. Light and variable wind.

    High: 51 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. Light and variable wind.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of rain and snow before 11am. Partly sunny, with a high near 54. Light and variable wind. Chance of precipitation is 20%.

    High: 54 °F

    Slight Chance
    Rain/Snow
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of rain after 11pm. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain. Cloudy, with a high near 55.

    High: 55 °F

    Rain

Detailed Forecast

Today
Rain, mainly before 3pm. High near 58. Southwest wind 6 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
A chance of rain before 2am, then a slight chance of rain after 5am. Mostly cloudy, with a low around 39. Southwest wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 30%.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 51. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 36. Light and variable wind.
Sunday
A slight chance of rain and snow before 11am. Partly sunny, with a high near 54. Light and variable wind. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
Mostly cloudy, with a high near 54.
Monday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 41.
Tuesday
Rain. Cloudy, with a high near 55.
Tuesday Night
Rain. Mostly cloudy, with a low around 41.
Wednesday
Rain. Mostly cloudy, with a high near 51.
Wednesday Night
A chance of rain. Partly cloudy, with a low around 35.
Thursday
A slight chance of rain. Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sumner WA
 47.21°N 122.26°W (Elev. 400 ft)
Last Update:
11:27 am PDT Mar 20, 2026
Forecast Valid:
11am PDT Mar 20, 2026-6pm PDT Mar 26, 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