Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

STEVI (STVM8)

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

NA

48°F

9°C

Humidity 87%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 20 Aug 02:14 AM MDT
Extended Forecast for

Stevensville MT

  • Overnight

    Overnight: Mostly clear, with a low around 48. Light south wind.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94. Light and variable wind.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy smoke after 9pm. Increasing clouds, with a low around 54. Light and variable wind.

    Low: 54 °F

    Patchy Smoke

  • Friday

    Friday: Patchy smoke before 7am. Mostly sunny and hot, with a high near 96. Light and variable wind.

    High: 96 °F

    Patchy Smoke
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after midnight.  Mostly cloudy, with a low around 56. Light and variable wind.

    Low: 56 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A chance of rain, mainly between noon and 3pm, then a chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 91. Chance of precipitation is 40%.

    High: 91 °F

    Slight Chance
    Rain then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain, mainly between 9pm and midnight.  Partly cloudy, with a low around 51. Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 48. Light south wind.
Thursday
Sunny, with a high near 94. Light and variable wind.
Thursday Night
Patchy smoke after 9pm. Increasing clouds, with a low around 54. Light and variable wind.
Friday
Patchy smoke before 7am. Mostly sunny and hot, with a high near 96. Light and variable wind.
Friday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 56. Light and variable wind.
Saturday
A chance of rain, mainly between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 91. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain, mainly between 9pm and midnight. Partly cloudy, with a low around 51. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Sunny, with a high near 88.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 49.
Wednesday
Sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Stevensville MT
 46.5°N 114.1°W (Elev. 3399 ft)
2:01 am MDT Aug 20, 2026
2am MDT Aug 20, 2026-6pm MDT Aug 26, 2026
 
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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