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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

DW6879 Union (D6879)

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

NA

61°F

16°C

Humidity 59%
Wind Speed WNW 10 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 46°F (8°C)
Visibility NA
Last update 20 Mar 07:30 PM PDT
Extended Forecast for

15 Miles ESE Union OR

  • Tonight

    Tonight: Rain, mainly after 5am. Low around 39. Southwest wind around 8 mph becoming northeast in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Mostly Cloudy
    then Rain

  • Saturday

    Saturday: Rain, possibly mixed with snow, mainly before 11am. Snow level 8500 feet lowering to 5400 feet in the afternoon . Steady temperature around 43. Northwest wind 8 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28. North wind 8 to 13 mph, with gusts as high as 24 mph.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 47. North wind around 6 mph becoming light and variable in the afternoon.

    High: 47 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. Light and variable wind becoming east around 5 mph in the evening.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain. Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

Detailed Forecast

Tonight
Rain, mainly after 5am. Low around 39. Southwest wind around 8 mph becoming northeast in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain, possibly mixed with snow, mainly before 11am. Snow level 8500 feet lowering to 5400 feet in the afternoon . Steady temperature around 43. Northwest wind 8 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday Night
Mostly clear, with a low around 28. North wind 8 to 13 mph, with gusts as high as 24 mph.
Sunday
Increasing clouds, with a high near 47. North wind around 6 mph becoming light and variable in the afternoon.
Sunday Night
Mostly cloudy, with a low around 36. Light and variable wind becoming east around 5 mph in the evening.
Monday
Mostly cloudy, with a high near 51.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 53.
Tuesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 38.
Wednesday
A chance of rain and snow. Snow level 7300 feet lowering to 6300 feet in the afternoon . Mostly cloudy, with a high near 47.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 25.
Thursday
Sunny, with a high near 41.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ESE Union OR
 45.16°N 117.57°W (Elev. 5364 ft)
Last Update:
4:15 pm PDT Mar 20, 2026
Forecast Valid:
7pm PDT Mar 20, 2026-6pm PDT Mar 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