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

53°F

12°C

Humidity 31%
Wind Speed WSW 4 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 21 Mar 04:15 PM MDT
Extended Forecast for

8 Miles ENE Eureka MT

Flood Watch March 21, 04:36pm until March 22, 12:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch March 21, 04:36pm until March 22, 12:00pm

    NOW until 12:00pm Sun

    Flood Watch

  • This Afternoon

    High: 39 °F

    Chance Snow
    and Breezy

  • Tonight

    Tonight: A 20 percent chance of snow before 8pm.  Mostly cloudy, then gradually becoming clear, with a low around 22. Breezy, with a west southwest wind 13 to 23 mph, with gusts as high as 44 mph.

    Low: 22 °F

    Slight Chance
    Snow and
    Breezy then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 36. West southwest wind 13 to 21 mph, with gusts as high as 37 mph.

    High: 36 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 23. Southwest wind 10 to 20 mph, with gusts as high as 34 mph.

    Low: 23 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43. South wind 10 to 14 mph, with gusts as high as 26 mph.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow after midnight.  Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Snow, mainly after noon.  High near 37. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 37 °F

    Chance Snow
    then Snow

  • Tuesday Night

    Tuesday Night: Snow before 9pm, then rain and snow.  Cloudy, with a low around 30.

    Low: 30 °F

    Rain/Snow

Detailed Forecast

This Afternoon
A 50 percent chance of snow. Partly sunny, with a high near 39. Breezy, with a west wind around 23 mph, with gusts as high as 44 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 20 percent chance of snow before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 22. Breezy, with a west southwest wind 13 to 23 mph, with gusts as high as 44 mph.
Sunday
Sunny, with a high near 36. West southwest wind 13 to 21 mph, with gusts as high as 37 mph.
Sunday Night
Mostly cloudy, with a low around 23. Southwest wind 10 to 20 mph, with gusts as high as 34 mph.
Monday
Mostly sunny, with a high near 43. South wind 10 to 14 mph, with gusts as high as 26 mph.
Monday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 30.
Tuesday
Snow, mainly after noon. High near 37. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow before 9pm, then rain and snow. Cloudy, with a low around 30.
Wednesday
Snow likely. Mostly cloudy, with a high near 39. Breezy.
Wednesday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 22. Breezy.
Thursday
A chance of snow. Partly sunny, with a high near 35.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 20.
Friday
A slight chance of snow. Mostly sunny, with a high near 40.
Friday Night
Mostly clear, with a low around 21.
Saturday
Sunny, with a high near 45.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles ENE Eureka MT
 48.92°N 114.88°W (Elev. 6257 ft)
2:01 pm MDT Mar 21, 2026
4pm MDT Mar 21, 2026-6pm MDT Mar 28, 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