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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

EUREKA (EURM8)

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

NA

41°F

5°C

Humidity 76%
Wind Speed SE 1 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 18 Oct 01:15 AM MDT
Extended Forecast for

5 Miles WNW Fortine MT

  • Overnight

    Overnight: Mostly clear, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60. Calm wind.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 35. Light and variable wind.

    Low: 35 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 61. Calm wind.

    High: 61 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 34. Calm wind.
Sunday
Sunny, with a high near 60. Calm wind.
Sunday Night
Increasing clouds, with a low around 35. Light and variable wind.
Monday
Partly sunny, with a high near 61. Calm wind.
Monday Night
Mostly cloudy, with a low around 38. Calm wind.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 35.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
A slight chance of rain after noon. Mostly sunny, with a high near 65.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 38.
Friday
Rain likely. Mostly cloudy, with a high near 53.
Friday Night
A chance of rain. Mostly cloudy, with a low around 31.
Saturday
Mostly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Fortine MT
 48.8°N 115.01°W (Elev. 3455 ft)
Last Update:
12:22 am MDT Oct 18, 2026
Forecast Valid:
1am MDT Oct 18, 2026-6pm MDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation