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

Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

EUREKA (EURM8)

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

NA

32°F

0°C

Humidity 84%
Wind Speed ESE 5 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill27°F (-3°C)
Last update 13 Mar 10:15 AM MDT
Extended Forecast for

Eureka MT

  • Today

    Today: Snow likely, mainly between noon and 4pm. Mostly cloudy, with a high near 42. Light and variable wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 60%. Total daytime snow accumulation of around an inch possible.

    High: 42 °F

    Snow Likely

  • Tonight

    Tonight: Snow likely, mainly after 5am. Mostly cloudy, with a low around 25. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 25 °F

    Snow Likely

  • Saturday

    Saturday: Snow. High near 39. North northwest wind 3 to 6 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 39 °F

    Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 13. North wind around 5 mph becoming calm in the evening. New snow accumulation of less than a half inch possible.

    Low: 13 °F

    Chance Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow after noon. Partly sunny, with a high near 39. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 39 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 26. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow

  • Monday

    Monday: Snow likely before noon, then rain likely, possibly mixed with snow between noon and 3pm, then rain likely after 3pm. Snow level rising to 5100 feet in the afternoon. Mostly cloudy, with a high near 47. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 47 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A chance of rain. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Tuesday

    Tuesday: A chance of rain. Mostly cloudy, with a high near 57.

    High: 57 °F

    Chance Rain

Detailed Forecast

Today
Snow likely, mainly between noon and 4pm. Mostly cloudy, with a high near 42. Light and variable wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 60%. Total daytime snow accumulation of around an inch possible.
Tonight
Snow likely, mainly after 5am. Mostly cloudy, with a low around 25. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday
Snow. High near 39. North northwest wind 3 to 6 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 13. North wind around 5 mph becoming calm in the evening. New snow accumulation of less than a half inch possible.
Sunday
A 20 percent chance of snow after noon. Partly sunny, with a high near 39. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 26. New snow accumulation of less than a half inch possible.
Monday
Snow likely before noon, then rain likely, possibly mixed with snow between noon and 3pm, then rain likely after 3pm. Snow level rising to 5100 feet in the afternoon. Mostly cloudy, with a high near 47. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
A chance of rain. Mostly cloudy, with a low around 38.
Tuesday
A chance of rain. Mostly cloudy, with a high near 57.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 40.
Wednesday
A chance of rain. Partly sunny, with a high near 59.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 42.
Thursday
A chance of rain. Mostly cloudy, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Eureka MT
 48.88°N 115.06°W (Elev. 2818 ft)
Last Update:
2:01 am MDT Mar 13, 2026
Forecast Valid:
11am MDT Mar 13, 2026-6pm MDT Mar 19, 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