National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Areas of Fire Weather, Winter Weather, and Severe Weather Thursday

Continuation of gusty winds and low relative humidity will bring additional periods of critical fire weather to the southern Plains Thursday and Friday. Another Pacific storm will continue gusty winds and heavy snow over the western mountains into Thursday. Severe thunderstorms are possible across parts of the middle Mississippi into lower Ohio Valleys Thursday afternoon into early evening. Read More >

Hazardous Weather Conditions

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

Lat: 47.47333°NLon: 111.38222°WElev: 3675.0ft.

Clear

-15°F

-26°C

Humidity 91%
Wind Speed S 3 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint -17°F (-27°C)
Visibility 10.00 mi
Last update 19 Feb 02:00 AM MST
Extended Forecast for

9 Miles S Ulm MT

Cold Weather Advisory February 19, 02:26am until February 19, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory February 19, 02:26am until February 19, 12:00pm

    NOW until 12:00pm Thu

    Cold Weather Advisory

  • Overnight

    Low: -13 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 16. Wind chill values as low as -15. Calm wind becoming east northeast around 6 mph in the afternoon.

    High: 16 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -2. Wind chill values as low as -10. Light and variable wind.

    Low: -2 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 33. Wind chill values as low as -5. West southwest wind 3 to 8 mph.

    High: 33 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 8. Southwest wind 3 to 6 mph.

    Low: 8 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 34. Calm wind becoming north around 5 mph in the afternoon.

    High: 34 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 7. Northeast wind around 6 mph becoming calm in the evening.

    Low: 7 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 29. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 29 °F

    Partly Sunny

Detailed Forecast

Overnight
A 20 percent chance of snow. Mostly cloudy, with a low around -13. Wind chill values as low as -20. Light north wind.
Thursday
Mostly sunny, with a high near 16. Wind chill values as low as -15. Calm wind becoming east northeast around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around -2. Wind chill values as low as -10. Light and variable wind.
Friday
Partly sunny, with a high near 33. Wind chill values as low as -5. West southwest wind 3 to 8 mph.
Friday Night
Partly cloudy, with a low around 8. Southwest wind 3 to 6 mph.
Saturday
Mostly sunny, with a high near 34. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 7. Northeast wind around 6 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 29. Calm wind becoming northeast around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 15.
Monday
Mostly sunny, with a high near 52.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 31.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 50. Breezy.
Tuesday Night
A slight chance of rain and snow. Partly cloudy, with a low around 29.
Wednesday
Mostly sunny, with a high near 50. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles S Ulm MT
 47.31°N 111.49°W (Elev. 3599 ft)
Last Update:
11:32 pm MST Feb 18, 2026
Forecast Valid:
2am MST Feb 19, 2026-6pm MST Feb 25, 2026
 
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Additional Resources

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Chance of Precipitation