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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

DW6879 Union (D6879)

Lat: 45.1985°NLon: 117.86483°WElev: 2792.0ft.

NA

64°F

18°C

Humidity 84%
Wind Speed WSW 0 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 59°F (15°C)
Visibility NA
Last update 16 Aug 12:45 PM PDT
Extended Forecast for

Union OR

Flash Flood Watch until August 16, 11:00pm
Click here for hazard details and duration
Flash Flood Watch
  •  
    Flash Flood Watch until August 16, 11:00pm

    NOW until 11:00pm Sat

    Flash Flood Watch

  • This Afternoon

    High: 80 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 54. North wind 5 to 7 mph. Chance of precipitation is 40%.

    Low: 54 °F

    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Northwest wind around 5 mph.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 55. Northwest wind around 5 mph becoming light and variable after midnight. Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 89. Light and variable wind becoming west 5 to 7 mph in the afternoon.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Cloudy, with a high near 80. North wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 54. North wind 5 to 7 mph. Chance of precipitation is 40%.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Northwest wind around 5 mph.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 55. Northwest wind around 5 mph becoming light and variable after midnight. Chance of precipitation is 30%.
Monday
Sunny, with a high near 89. Light and variable wind becoming west 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Clear, with a low around 52.
Thursday
Sunny, with a high near 89.
Thursday Night
Clear, with a low around 54.
Friday
Sunny, with a high near 93.
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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:
12:47 pm PDT Aug 16, 2025
Forecast Valid:
1pm PDT Aug 16, 2025-6pm PDT Aug 22, 2025
 
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