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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

DW6879 Union (D6879)

Lat: 45.1985°NLon: 117.86483°WElev: 2774.54ft.

NA

78°F

26°C

Humidity 39%
Wind Speed WSW 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 51°F (11°C)
Visibility NA
Heat Index79°F (26°C)
Last update 03 Oct 04:30 PM PDT
Extended Forecast for

Union OR

  • Tonight

    Tonight: Clear, with a low around 50. Calm wind becoming south 5 to 8 mph in the evening.

    Low: 50 °F

    Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 88. South wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 88 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 55. Light southeast wind.

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 86. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 50. North wind 5 to 7 mph becoming calm in the evening.

    Low: 50 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 49.

    Low: 49 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 50. Calm wind becoming south 5 to 8 mph in the evening.
Sunday
Increasing clouds, with a high near 88. South wind 6 to 11 mph, with gusts as high as 18 mph.
Sunday Night
Mostly cloudy, with a low around 55. Light southeast wind.
Monday
Sunny, with a high near 86. Calm wind becoming northwest around 6 mph in the afternoon.
Monday Night
Clear, with a low around 50. North wind 5 to 7 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Clear, with a low around 50.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Clear, with a low around 49.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 81.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 44.
Saturday
A slight chance of showers. Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Union OR
 45.21°N 117.86°W (Elev. 2867 ft)
Last Update:
3:00 pm PDT Oct 3, 2026
Forecast Valid:
4pm PDT Oct 3, 2026-6pm PDT Oct 10, 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