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

ST. REGIS (STGM8)

Lat: 47.30711°NLon: 115.10761°WElev: 2678.0ft.

NA

46°F

8°C

Humidity 86%
Wind Speed W 1 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 20 May 02:02 AM MDT
Extended Forecast for

Superior MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm.  Mostly cloudy, with a high near 66. Calm wind becoming west around 6 mph in the afternoon.  Chance of precipitation is 60%.

    High: 66 °F

    Mostly Cloudy
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm before 11pm, then a chance of rain between 11pm and midnight.  Low around 41. Light north wind.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Showers then
    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 70. Calm wind.

    High: 70 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 41. Calm wind.
Wednesday
A chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 66. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 60%.
Wednesday Night
Rain and possibly a thunderstorm before 11pm, then a chance of rain between 11pm and midnight. Low around 41. Light north wind. 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 70. Calm wind.
Thursday Night
Partly cloudy, with a low around 44. Calm wind.
Friday
Mostly sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 46.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 49.
Memorial Day
A slight chance of rain. Mostly sunny, with a high near 76.
Monday Night
A chance of rain. Mostly cloudy, with a low around 44.
Tuesday
A chance of rain. Partly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Superior MT
 47.19°N 114.87°W (Elev. 2789 ft)
2:01 am MDT May 20, 2026
3am MDT May 20, 2026-6pm MDT May 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