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

Thunderstorms Across the Central Plains and Mid South

Severe thunderstorms will be possible over parts of the Great Plains today through Wednesday which could bring large hail, damaging winds, and possible tornadoes. Slight Risks (level 2 of 5) of severe thunderstorms has been outlooked. Read More >

Current conditions at

EUREKA (EURM8)

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

NA

49°F

9°C

Humidity 91%
Wind Speed NW 3 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 01 Jun 12:15 PM MDT
Extended Forecast for

Eureka MT

  • This Afternoon

    This Afternoon: Rain. High near 55. North northwest wind around 5 mph becoming calm. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Rain

  • Tonight

    Tonight: Rain. Patchy fog after 1am. Low around 42. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain and
    Patchy Fog

  • Tuesday

    Tuesday: Rain, mainly before 8am. Patchy fog before 8am. High near 65. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Rain and
    Patchy Fog
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 78. Calm wind.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 74. Chance of precipitation is 50%.

    High: 74 °F

    Chance Rain
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.

    Low: 46 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

This Afternoon
Rain. High near 55. North northwest wind around 5 mph becoming calm. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Patchy fog after 1am. Low around 42. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain, mainly before 8am. Patchy fog before 8am. High near 65. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Wednesday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 78. Calm wind.
Wednesday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 48.
Thursday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 74. Chance of precipitation is 50%.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.
Friday
Sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 41.
Sunday
A slight chance of rain. Mostly sunny, with a high near 68.
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:
12:22 pm MDT Jun 1, 2026
Forecast Valid:
12pm MDT Jun 1, 2026-6pm MDT Jun 7, 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