Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

Current conditions at

STEVI (STVM8)

Lat: 46.55653°NLon: 114.07436°WElev: 3205.0ft.

NA

45°F

7°C

Humidity 78%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 31 Aug 12:14 AM MDT
Extended Forecast for

Stevensville MT

  • Overnight

    Overnight: Mostly clear, with a low around 37. South southeast wind 3 to 5 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Patchy smoke between 11am and 4pm. Sunny, with a high near 82. Calm wind.

    High: 82 °F

    Patchy Smoke

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. Light and variable wind.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of rain after noon.  Mostly sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 88 °F

    Sunny then
    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before midnight.  Mostly cloudy, with a low around 44. South southwest wind 6 to 11 mph becoming light south  after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain Likely
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain likely before noon, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 74. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain, mainly before midnight.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain before noon, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 71.

    High: 71 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 37. South southeast wind 3 to 5 mph.
Monday
Patchy smoke between 11am and 4pm. Sunny, with a high near 82. Calm wind.
Monday Night
Mostly clear, with a low around 43. Light and variable wind.
Tuesday
A 30 percent chance of rain after noon. Mostly sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 44. South southwest wind 6 to 11 mph becoming light south after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely before noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 74. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 40 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 40.
Thursday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 71.
Thursday Night
Mostly cloudy, with a low around 37.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
A slight chance of rain. Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Stevensville MT
 46.5°N 114.07°W (Elev. 3465 ft)
12:22 am MDT Aug 31, 2026
1am MDT Aug 31, 2026-6pm MDT Sep 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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