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

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Pierce County-Thun Field (KPLU)

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

Clear

61°F

16°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 21 Aug 07:35 AM PDT
Extended Forecast for

Sumner WA

  • Today

    Today: Mostly cloudy, with a high near 85. Calm wind.

    High: 85 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 58. Light and variable wind.

    Low: 58 °F

    Cloudy then
    Chance Rain

  • Saturday

    Saturday: A 50 percent chance of rain between 9am and 1pm. Cloudy, with a high near 75. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 75 °F

    Chance Rain
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 56. West southwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 76. Calm wind.

    High: 76 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 85. Calm wind.
Tonight
A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 58. Light and variable wind.
Saturday
A 50 percent chance of rain between 9am and 1pm. Cloudy, with a high near 75. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Increasing clouds, with a low around 56. West southwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly cloudy, with a high near 76. Calm wind.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Partly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Partly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sumner WA
 47.21°N 122.23°W (Elev. 197 ft)
Last Update:
11:26 pm PDT Aug 20, 2026
Forecast Valid:
8am PDT Aug 21, 2026-6pm PDT Aug 27, 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