Heavy Rain Threatens the Mid-Atlantic on Sunday While Fire Weather Conditions Worsen in the Southwest

Heavy rain is bringing a flash flood risk to parts of the Mid-Atlantic on Sunday. This activity will diminish overnight. On Monday, the focus shifts into the Plains and Mississippi Valley where severe thunderstorms and heavy rains will be possible through Tuesday. Meanwhile, hot conditions and Critical Fire Weather looms over the Great Basin and Southwest U.S. through midweek. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

NA

75°F

24°C

Humidity 24%
Wind Speed NW 3 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 15 Jun 05:45 PM MDT
Extended Forecast for

13 Miles S Lincoln MT

  • Tonight

    Tonight: A 20 percent chance of rain before midnight.  Mostly cloudy, with a low around 49. Northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 49 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 73. Calm wind becoming west southwest around 6 mph in the afternoon.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Mostly cloudy, with a low around 46. Southwest wind around 6 mph becoming calm  after midnight.  Chance of precipitation is 40%.

    Low: 46 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain before 3pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 73. Light west southwest wind becoming west 5 to 10 mph in the morning.  Chance of precipitation is 20%.

    High: 73 °F

    Slight Chance
    Rain then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44. West wind 5 to 10 mph becoming light west southwest  after midnight.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • 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
    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 49. Northwest wind 5 to 7 mph becoming calm in the evening.
Monday
A 50 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 73. Calm wind becoming west southwest around 6 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Mostly cloudy, with a low around 46. Southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 40%.
Tuesday
A slight chance of rain before 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 73. Light west southwest wind becoming west 5 to 10 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 44. West wind 5 to 10 mph becoming light west southwest after midnight.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Clear, with a low around 46.
Juneteenth
Sunny, with a high near 80.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.
Friday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71.
Friday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 41.
Saturday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 60.
Saturday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 36.
Sunday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles S Lincoln MT
 46.76°N 112.7°W (Elev. 4908 ft)
2:30 pm MDT Jun 15, 2025
6pm MDT Jun 15, 2025-6pm MDT Jun 22, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database