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

Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

EUREKA (EURM8)

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

NA

36°F

2°C

Humidity 75%
Wind Speed SSE 1 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 19 Apr 01:15 AM MDT
Extended Forecast for

Eureka MT

  • Overnight

    Overnight: Mostly clear, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 69. Light east southeast wind.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 76. Light and variable wind.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. West southwest wind around 5 mph becoming calm in the evening.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 66.

    High: 66 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 33. Calm wind.
Sunday
Sunny, with a high near 69. Light east southeast wind.
Sunday Night
Partly cloudy, with a low around 41. Calm wind.
Monday
Sunny, with a high near 76. Light and variable wind.
Monday Night
Partly cloudy, with a low around 44. West southwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 48.
Wednesday
A chance of rain, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 66.
Wednesday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 37.
Thursday
A chance of rain. Snow level 3500 feet rising to 4200 feet in the afternoon. Partly sunny, with a high near 56.
Thursday Night
A slight chance of rain and snow. Snow level 4700 feet lowering to 3400 feet after midnight . Partly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 56.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 56.
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:
12:21 am MDT Apr 19, 2026
Forecast Valid:
1am MDT Apr 19, 2026-6pm MDT Apr 25, 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