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

Excessive Rainfall and Severe Thunderstorms Threaten the Southern U.S. Again Thursday

A Moderate Risk (Level 3 of 4) Excessive Rainfall Outlook and Flood Watches have been issued for portions of east Texas into Louisiana Thursday where flash, urban, and riverine flooding is possible. A Slight Risk (Level 2 of 5) for scattered severe thunderstorms has been issued from west Texas to the lower Mississippi Valley Thursday afternoon into Thursday night. Read More >

Hazardous Weather Conditions

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

NA

69°F

21°C

Humidity 31%
Wind Speed WNW 11 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 16 May 12:15 PM MDT
Extended Forecast for

Garrison MT

Wind Advisory May 17, 12:00pm until May 17, 08:00pm
Wind Advisory May 16, 02:00pm until May 16, 08:00pm
Click here for hazard details and duration
Wind Advisory
Wind Advisory

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 74. Breezy, with a west wind 18 to 23 mph, with gusts as high as 44 mph.

    High: 74 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 44. Breezy, with a west northwest wind 17 to 22 mph becoming southwest 9 to 14 mph after midnight. Winds could gust as high as 43 mph.

    Low: 44 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Friday

    Friday: A 40 percent chance of rain. Snow level 7600 feet lowering to 5100 feet in the afternoon . Partly sunny, with a high near 57. Breezy, with a west northwest wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 43 mph.

    High: 57 °F

    Chance Rain
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31. Breezy, with a west wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 47 mph.

    Low: 31 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 63. Southwest wind 6 to 13 mph, with gusts as high as 24 mph.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of rain and snow before 9am, then a chance of rain between 9am and noon, then a chance of rain showers after noon. Some thunder is also possible. Snow level 5300 feet. Partly sunny, with a high near 55. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 55 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of rain before midnight. Snow level 5900 feet lowering to 5200 feet after midnight . Partly cloudy, with a low around 29.

    Low: 29 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms after noon. Snow level 5000 feet rising to 6400 feet in the afternoon. Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 74. Breezy, with a west wind 18 to 23 mph, with gusts as high as 44 mph.
Tonight
Mostly clear, with a low around 44. Breezy, with a west northwest wind 17 to 22 mph becoming southwest 9 to 14 mph after midnight. Winds could gust as high as 43 mph.
Friday
A 40 percent chance of rain. Snow level 7600 feet lowering to 5100 feet in the afternoon . Partly sunny, with a high near 57. Breezy, with a west northwest wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 43 mph.
Friday Night
Partly cloudy, with a low around 31. Breezy, with a west wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 47 mph.
Saturday
Mostly sunny, with a high near 63. Southwest wind 6 to 13 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
A chance of rain and snow before 9am, then a chance of rain between 9am and noon, then a chance of rain showers after noon. Some thunder is also possible. Snow level 5300 feet. Partly sunny, with a high near 55. Chance of precipitation is 50%. Little or no snow accumulation expected.
Sunday Night
A slight chance of rain before midnight. Snow level 5900 feet lowering to 5200 feet after midnight . Partly cloudy, with a low around 29.
Monday
A chance of showers and thunderstorms after noon. Snow level 5000 feet rising to 6400 feet in the afternoon. Mostly sunny, with a high near 59.
Monday Night
A slight chance of rain before midnight. Partly cloudy, with a low around 33.
Tuesday
A chance of rain. Mostly sunny, with a high near 62.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 37.
Wednesday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 59.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Garrison MT
 46.51°N 112.81°W (Elev. 4380 ft)
Last Update:
3:40 am MDT May 16, 2024
Forecast Valid:
12pm MDT May 16, 2024-6pm MDT May 22, 2024
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation