Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

Current conditions at

EUREKA (EURM8)

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

NA

30°F

-1°C

Humidity 77%
Wind Speed ESE 7 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Wind Chill23°F (-5°C)
Last update 16 Mar 12:15 AM MDT
Extended Forecast for

Eureka MT

  • Overnight

    Overnight: A 40 percent chance of snow.  Mostly cloudy, with a low around 25. Southeast wind around 5 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance Snow

  • Monday

    Monday: A chance of snow before 1pm, then a chance of rain and snow between 1pm and 3pm, then rain likely after 3pm.  Mostly cloudy, with a high near 47. Southeast wind 5 to 7 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 47 °F

    Chance Snow
    then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A 50 percent chance of rain after 5am.  Cloudy, with a low around 40. Southeast wind 5 to 7 mph.

    Low: 40 °F

    Chance Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after noon.  Mostly cloudy, with a high near 56. Southeast wind around 7 mph becoming south southwest in the afternoon. Winds could gust as high as 18 mph.

    High: 56 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 43. South wind around 6 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain.  Mostly cloudy, with a high near 56.

    High: 56 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after midnight.  Mostly cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Rain Likely

  • Thursday

    Thursday: A chance of rain.  Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after midnight.  Mostly cloudy, with a low around 45.

    Low: 45 °F

    Rain Likely

Detailed Forecast

Overnight
A 40 percent chance of snow. Mostly cloudy, with a low around 25. Southeast wind around 5 mph. Total nighttime snow accumulation of less than a half inch possible.
Monday
A chance of snow before 1pm, then a chance of rain and snow between 1pm and 3pm, then rain likely after 3pm. Mostly cloudy, with a high near 47. Southeast wind 5 to 7 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
A 50 percent chance of rain after 5am. Cloudy, with a low around 40. Southeast wind 5 to 7 mph.
Tuesday
A 30 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 56. Southeast wind around 7 mph becoming south southwest in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Rain. Low around 43. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 56.
Wednesday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Thursday
A chance of rain. Mostly cloudy, with a high near 60.
Thursday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 45.
Friday
Rain likely. Mostly cloudy, with a high near 60.
Friday Night
Rain likely. Mostly cloudy, with a low around 41.
Saturday
A chance of rain. Partly sunny, with a high near 55.
Saturday Night
A slight chance of rain. Snow level 4600 feet lowering to 3500 feet after midnight . Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Eureka MT
 48.88°N 115.06°W (Elev. 2818 ft)
12:22 am MDT Mar 16, 2026
1am MDT Mar 16, 2026-6pm MDT Mar 22, 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