Severe Thunderstorm and Heavy Rainfall Threat Tonight; Heat Continues on Tuesday Across the Eastern U.S.

Severe weather and flash flooding threats continue across the Central Plains and Midwest into tonight. Very large hail, strong tornadoes and damaging winds are expected. An early season heat wave will continue to challenge temperature records across the eastern U.S. through Wednesday. Read More >

Current conditions at

Shelton, Shelton Sanderson Field (KSHN)

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

Clear

48°F

9°C

Humidity 93%
Wind Speed W 4 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 19 May 02:00 AM PDT
Extended Forecast for

Union WA

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 50. Calm wind.

    Low: 50 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of rain after 5pm.  Patchy fog before 7am.  Otherwise, mostly cloudy, with a high near 62. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 62 °F

    Patchy Fog
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before 9pm.  Mostly cloudy, with a low around 50. Light and variable wind.

    Low: 50 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 66. Calm wind.

    High: 66 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49. Light north wind.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 50. Calm wind.
Tuesday
A 10 percent chance of rain after 5pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 62. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
A 20 percent chance of rain before 9pm. Mostly cloudy, with a low around 50. Light and variable wind.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 66. Calm wind.
Wednesday Night
Partly cloudy, with a low around 49. Light north wind.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 52.
Friday
Mostly sunny, with a high near 70.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Partly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Partly sunny, with a high near 63.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 47.
Memorial Day
A chance of rain. Partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Union WA
 47.35°N 123.07°W (Elev. 0 ft)
11:26 pm PDT May 18, 2026
2am PDT May 19, 2026-6pm PDT May 25, 2026
 
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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