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

Garrison I-90 MP 174.4 (MTGAR)

Lat: 46.52361°NLon: 112.80843°WElev: 4327.0ft.

NA

34°F

1°C

Humidity 77%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 18 Oct 04:45 AM MDT
Extended Forecast for

4 Miles S Elliston MT

  • Today

    Today: Mostly cloudy, then gradual clearing during the afternoon, with a high near 58. Light and variable wind.

    High: 58 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 35. Calm wind becoming south southwest 5 to 7 mph in the evening.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64. South southwest wind around 7 mph.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37. South southeast wind 5 to 7 mph.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. Light and variable wind.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain after noon. Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny
    then Chance
    Rain

Detailed Forecast

Today
Mostly cloudy, then gradual clearing during the afternoon, with a high near 58. Light and variable wind.
Tonight
Mostly clear, with a low around 35. Calm wind becoming south southwest 5 to 7 mph in the evening.
Monday
Sunny, with a high near 64. South southwest wind around 7 mph.
Monday Night
Partly cloudy, with a low around 37. South southeast wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 60. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 35.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
A chance of rain after noon. Mostly sunny, with a high near 62.
Thursday Night
Rain likely. Mostly cloudy, with a low around 37.
Friday
Rain and snow likely. Mostly cloudy, with a high near 44.
Friday Night
A chance of rain and snow. Snow level 6700 feet lowering to 5800 feet after midnight . Mostly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Elliston MT
 46.51°N 112.43°W (Elev. 5801 ft)
Last Update:
2:01 am MDT Oct 18, 2026
Forecast Valid:
5am MDT Oct 18, 2026-6pm MDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation