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

Garrison I-90 MP 174.4 (MTGAR)

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

NA

53°F

12°C

Humidity 89%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 03 Oct 11:45 AM MDT
Extended Forecast for

13 Miles S Lincoln MT

  • This Afternoon

    This Afternoon: Rain, mainly before 5pm. High near 55. Calm wind becoming north 5 to 7 mph. Chance of precipitation is 80%.

    High: 55 °F

    Rain

  • Tonight

    Tonight: A 40 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 36. West northwest wind 5 to 8 mph.

    Low: 36 °F

    Chance Rain

  • Saturday

    Saturday: Rain likely, mainly after noon. Partly sunny, with a high near 53. North northeast wind 5 to 7 mph becoming west northwest in the morning. Chance of precipitation is 60%.

    High: 53 °F

    Chance Rain
    then Rain
    Likely

  • Saturday Night

    Saturday Night: Rain before 3am, then rain and snow. Snow level 7400 feet lowering to 5700 feet after midnight . Low around 29. West northwest wind 5 to 7 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 29 °F

    Rain Likely
    then
    Rain/Snow

  • Sunday

    Sunday: Snow, mainly before noon. High near 41. Northeast wind around 8 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 41 °F

    Snow then
    Chance Snow

  • Sunday Night

    Sunday Night: Widespread frost after midnight. Otherwise, mostly clear, with a low around 22.

    Low: 22 °F

    Partly Cloudy
    then Frost

  • Monday

    Monday: Widespread frost before 10am. Otherwise, sunny, with a high near 53.

    High: 53 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Widespread frost after 4am. Otherwise, clear, with a low around 27.

    Low: 27 °F

    Clear then
    Frost

  • Tuesday

    Tuesday: Widespread frost before 9am. Otherwise, sunny, with a high near 61.

    High: 61 °F

    Frost then
    Sunny

Detailed Forecast

This Afternoon
Rain, mainly before 5pm. High near 55. Calm wind becoming north 5 to 7 mph. Chance of precipitation is 80%.
Tonight
A 40 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 36. West northwest wind 5 to 8 mph.
Saturday
Rain likely, mainly after noon. Partly sunny, with a high near 53. North northeast wind 5 to 7 mph becoming west northwest in the morning. Chance of precipitation is 60%.
Saturday Night
Rain before 3am, then rain and snow. Snow level 7400 feet lowering to 5700 feet after midnight . Low around 29. West northwest wind 5 to 7 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Sunday
Snow, mainly before noon. High near 41. Northeast wind around 8 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Sunday Night
Widespread frost after midnight. Otherwise, mostly clear, with a low around 22.
Monday
Widespread frost before 10am. Otherwise, sunny, with a high near 53.
Monday Night
Widespread frost after 4am. Otherwise, clear, with a low around 27.
Tuesday
Widespread frost before 9am. Otherwise, sunny, with a high near 61.
Tuesday Night
Widespread frost after 4am. Otherwise, clear, with a low around 31.
Wednesday
Widespread frost. Otherwise, sunny, with a high near 64.
Wednesday Night
A slight chance of rain. Mostly clear, with a low around 33.
Thursday
A slight chance of rain. Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles S Lincoln MT
 46.76°N 112.67°W (Elev. 4930 ft)
Last Update:
3:31 am MDT Oct 3, 2025
Forecast Valid:
12pm MDT Oct 3, 2025-6pm MDT Oct 9, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation