Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

STEVI (STVM8)

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

NA

54°F

12°C

Humidity 62%
Wind Speed WSW 7 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 19 May 02:14 PM MDT
Extended Forecast for

2 Miles S Stevensville MT

  • This Afternoon

    This Afternoon: A slight chance of rain before 3pm, then a slight chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 66. West southwest wind 3 to 7 mph.  Chance of precipitation is 20%.

    High: 66 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. Northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 4pm.  Partly sunny, with a high near 66. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 66 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 10pm, then showers and possibly a thunderstorm between 10pm and midnight, then rain likely after midnight.  Low around 37. North northeast wind 5 to 8 mph becoming calm  in the evening.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 37 °F

    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 67. Light north wind.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 37 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of rain before 3pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 66. West southwest wind 3 to 7 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 36. Northwest wind 5 to 8 mph becoming calm in the evening.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 66. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Wednesday Night
Showers and thunderstorms likely before 10pm, then showers and possibly a thunderstorm between 10pm and midnight, then rain likely after midnight. Low around 37. North northeast wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 67. Light north wind.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 45.
Memorial Day
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Stevensville MT
 46.48°N 114.1°W (Elev. 3399 ft)
2:01 pm MDT May 19, 2026
2pm MDT May 19, 2026-6pm MDT May 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database