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

STILLWATER (STWM8)

Lat: 48.53944°NLon: 114.55944°WElev: 3116.0ft.

NA

43°F

6°C

Humidity 100%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 20 May 02:00 AM MDT
Extended Forecast for

12 Miles SW Polebridge MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 33. West wind around 7 mph.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow before noon, then snow showers likely, mainly between noon and 5pm. Some thunder is also possible.  Partly sunny, with a high near 41. West northwest wind 6 to 9 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 41 °F

    Chance Snow
    then Snow
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 29. North northeast wind 9 to 13 mph.  Little or no snow accumulation expected.

    Low: 29 °F

    Chance Snow
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 48. North northeast wind 6 to 9 mph becoming southwest in the afternoon.

    High: 48 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 36. Southwest wind 6 to 11 mph.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 33. West wind around 7 mph.
Wednesday
A chance of snow before noon, then snow showers likely, mainly between noon and 5pm. Some thunder is also possible. Partly sunny, with a high near 41. West northwest wind 6 to 9 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday Night
A 30 percent chance of snow before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 29. North northeast wind 9 to 13 mph. Little or no snow accumulation expected.
Thursday
Sunny, with a high near 48. North northeast wind 6 to 9 mph becoming southwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 36. Southwest wind 6 to 11 mph.
Friday
Mostly sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Sunny, with a high near 56. Breezy.
Sunday Night
Partly cloudy, with a low around 43. Breezy.
Memorial Day
A slight chance of showers and thunderstorms. Partly sunny, with a high near 52.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 39. Breezy.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SW Polebridge MT
 48.64°N 114.5°W (Elev. 6801 ft)
2:01 am MDT May 20, 2026
2am MDT May 20, 2026-6pm MDT May 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database