Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

EUREKA (EURM8)

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

NA

49°F

9°C

Humidity 26%
Wind Speed ESE 4 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Wind Chill48°F (9°C)
Last update 31 Mar 05:15 PM MDT
Extended Forecast for

Eureka MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow before 1pm, then rain likely.  Snow level rising to 4800 feet in the afternoon. Mostly cloudy, with a high near 52. Light southeast wind.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 52 °F

    Slight Chance
    Rain/Snow
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain.  Low around 36. Calm wind.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Rain

  • Thursday

    Thursday: Rain before noon, then rain and snow between noon and 3pm, then rain after 3pm.  Snow level 3500 feet. High near 48. Calm wind becoming west northwest around 5 mph in the afternoon.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 48 °F

    Rain then
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain likely before midnight, then a slight chance of rain and snow between midnight and 3am, then a slight chance of snow after 3am.  Snow level 3500 feet lowering to 2800 feet after midnight . Mostly cloudy, with a low around 33. Light and variable wind.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain Likely
    then Slight
    Chance
    Rain/Snow

  • Friday

    Friday: A 20 percent chance of rain before noon.  Snow level 3600 feet rising to 4700 feet in the afternoon. Mostly cloudy, with a high near 53.

    High: 53 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 28. Calm wind.
Wednesday
A slight chance of rain and snow before 1pm, then rain likely. Snow level rising to 4800 feet in the afternoon. Mostly cloudy, with a high near 52. Light southeast wind. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday Night
Rain. Low around 36. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain before noon, then rain and snow between noon and 3pm, then rain after 3pm. Snow level 3500 feet. High near 48. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
Rain likely before midnight, then a slight chance of rain and snow between midnight and 3am, then a slight chance of snow after 3am. Snow level 3500 feet lowering to 2800 feet after midnight . Mostly cloudy, with a low around 33. Light and variable wind. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday
A 20 percent chance of rain before noon. Snow level 3600 feet rising to 4700 feet in the afternoon. Mostly cloudy, with a high near 53.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 64.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
Eureka MT
 48.88°N 115.06°W (Elev. 2818 ft)
2:01 pm MDT Mar 31, 2026
5pm MDT Mar 31, 2026-6pm MDT Apr 7, 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