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

EUREKA (EURM8)

Lat: 48.89781°NLon: 115.05836°WElev: 2632.0ft.

NA

43°F

6°C

Humidity 79%
Wind Speed WNW 4 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 21 Mar 10:15 AM MDT
Extended Forecast for

13 Miles ENE Eureka MT

Flood Watch March 21, 11:06am until March 22, 12:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch March 21, 11:06am until March 22, 12:00pm

    NOW until 12:00pm Sun

    Flood Watch

  • Today

    High: 39 °F

    Snow Likely
    and Windy

  • Tonight

    Tonight: A 20 percent chance of snow before 8pm.  Mostly clear, with a low around 22. Windy, with a west southwest wind 27 to 32 mph decreasing to 17 to 22 mph in the evening. Winds could gust as high as 47 mph.

    Low: 22 °F

    Slight Chance
    Snow and
    Windy then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 37. Breezy, with a southwest wind 17 to 26 mph, with gusts as high as 37 mph.

    High: 37 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22. Breezy, with a south southwest wind 24 to 29 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 37 mph.

    Low: 22 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 42. South wind 13 to 18 mph, with gusts as high as 26 mph.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow after midnight.  Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Snow, mainly after noon.  High near 37. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 37 °F

    Chance Snow
    then Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all snow after 3am.  Mostly cloudy, with a low around 29.

    Low: 29 °F

    Rain/Snow

Detailed Forecast

Today
Snow likely, mainly before noon. Partly sunny, with a high near 39. Windy, with a west southwest wind 18 to 23 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than one inch possible.
Tonight
A 20 percent chance of snow before 8pm. Mostly clear, with a low around 22. Windy, with a west southwest wind 27 to 32 mph decreasing to 17 to 22 mph in the evening. Winds could gust as high as 47 mph.
Sunday
Sunny, with a high near 37. Breezy, with a southwest wind 17 to 26 mph, with gusts as high as 37 mph.
Sunday Night
Partly cloudy, with a low around 22. Breezy, with a south southwest wind 24 to 29 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 37 mph.
Monday
Mostly sunny, with a high near 42. South wind 13 to 18 mph, with gusts as high as 26 mph.
Monday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 27.
Tuesday
Snow, mainly after noon. High near 37. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Rain and snow, becoming all snow after 3am. Mostly cloudy, with a low around 29.
Wednesday
Snow likely. Mostly cloudy, with a high near 38. Breezy.
Wednesday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 20. Breezy.
Thursday
A chance of snow. Partly sunny, with a high near 34.
Thursday Night
A chance of snow. Partly cloudy, with a low around 18.
Friday
A slight chance of snow. Mostly sunny, with a high near 38.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ENE Eureka MT
 48.93°N 114.78°W (Elev. 6640 ft)
2:01 am MDT Mar 21, 2026
11am MDT Mar 21, 2026-6pm MDT Mar 27, 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