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

EUREKA (EURM8)

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

NA

45°F

7°C

Humidity 65%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 05 Apr 10:15 AM MDT
Extended Forecast for

Eureka MT

  • Today

    Today: Mostly sunny, with a high near 63. Calm wind.

    High: 63 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. East wind 3 to 6 mph.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 71. East northeast wind around 5 mph becoming calm in the morning.

    High: 71 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. South wind 5 to 7 mph, with gusts as high as 20 mph.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain before noon, then a chance of rain and snow. Snow level 5400 feet lowering to 3500 feet in the afternoon . Partly sunny, with a high near 55. South wind 8 to 16 mph becoming west in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 55 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow before midnight, then a slight chance of snow. Snow level 3400 feet lowering to 2800 feet after midnight . Partly cloudy, with a low around 29. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 63. Calm wind.
Tonight
Mostly cloudy, with a low around 36. East wind 3 to 6 mph.
Monday
Partly sunny, with a high near 71. East northeast wind around 5 mph becoming calm in the morning.
Monday Night
Partly cloudy, with a low around 43. South wind 5 to 7 mph, with gusts as high as 20 mph.
Tuesday
A chance of rain before noon, then a chance of rain and snow. Snow level 5400 feet lowering to 3500 feet in the afternoon . Partly sunny, with a high near 55. South wind 8 to 16 mph becoming west in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday Night
A slight chance of rain and snow before midnight, then a slight chance of snow. Snow level 3400 feet lowering to 2800 feet after midnight . Partly cloudy, with a low around 29. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 54.
Wednesday Night
Partly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Mostly sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eureka MT
 48.88°N 115.06°W (Elev. 2818 ft)
Last Update:
3:26 am MDT Apr 5, 2026
Forecast Valid:
10am MDT Apr 5, 2026-6pm MDT Apr 11, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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