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

Shelton, Shelton Sanderson Field (KSHN)

Lat: 47.23806°NLon: 123.14083°WElev: 269.0ft.

Overcast

59°F

15°C

Humidity 83%
Wind Speed SSW 12 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 22 Aug 07:53 AM PDT
Extended Forecast for

Union WA

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 66. West southwest wind 16 to 18 mph, with gusts as high as 21 mph.

    High: 66 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 55. South southwest wind 6 to 16 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 69. South southwest wind around 7 mph.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. West southwest wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78. Calm wind becoming east northeast 5 to 7 mph in the afternoon.

    High: 78 °F

    Sunny

  • Monday Night

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

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Tuesday Night

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

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after 11am. Partly sunny, with a high near 67.

    High: 67 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 66. West southwest wind 16 to 18 mph, with gusts as high as 21 mph.
Tonight
Increasing clouds, with a low around 55. South southwest wind 6 to 16 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 69. South southwest wind around 7 mph.
Sunday Night
Mostly clear, with a low around 55. West southwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 78. Calm wind becoming east northeast 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
A slight chance of showers after 11am. Partly sunny, with a high near 67.
Wednesday Night
A slight chance of showers before 11pm. Partly cloudy, with a low around 53.
Thursday
A slight chance of showers. Mostly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Union WA
 47.35°N 123.1°W (Elev. 328 ft)
Last Update:
6:33 am PDT Aug 22, 2026
Forecast Valid:
8am PDT Aug 22, 2026-6pm PDT Aug 28, 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