Tracking Atmospheric River for the West Coast; Space Weather Storming Continues

An atmospheric river will bring threats of gusty to high winds and heavy rainfall to California mainly Thursday into Saturday which may bring areas of flooding and wind damage. Heavy snow will be possible over the Sierra Nevada mountains Thursday into Friday associated with the atmospheric river. Minor to severe geomagnetic storming (space weather) is expected to continue into early Thursday. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

42°F

6°C

Humidity 62%
Wind Speed SSW 9 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 12 Nov 11:53 PM MST
Extended Forecast for

9 Miles S Ulm MT

  • Overnight

    Overnight: Partly cloudy, with a low around 42. South wind around 10 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 68. Breezy, with a southwest wind 11 to 16 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 68 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. Breezy, with a south southwest wind 20 to 24 mph, with gusts as high as 36 mph.

    Low: 50 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: A 30 percent chance of rain, mainly before 11am.  Partly sunny, with a high near 60. Windy, with a west southwest wind 23 to 33 mph, with gusts as high as 45 mph.

    High: 60 °F

    Chance Rain
    and Windy

  • Friday Night

    Friday Night: A slight chance of rain and snow before 11pm.  Mostly cloudy, with a low around 37. Breezy, with a west southwest wind 21 to 24 mph, with gusts as high as 38 mph.  Chance of precipitation is 20%.

    Low: 37 °F

    Breezy.
    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 56. West southwest wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 56 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. South southwest wind 9 to 13 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 56. South southwest wind around 9 mph.

    High: 56 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain before 2am, then a chance of rain and snow.  Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 42. South wind around 10 mph.
Thursday
Sunny, with a high near 68. Breezy, with a southwest wind 11 to 16 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 33 mph.
Thursday Night
Mostly cloudy, with a low around 50. Breezy, with a south southwest wind 20 to 24 mph, with gusts as high as 36 mph.
Friday
A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 60. Windy, with a west southwest wind 23 to 33 mph, with gusts as high as 45 mph.
Friday Night
A slight chance of rain and snow before 11pm. Mostly cloudy, with a low around 37. Breezy, with a west southwest wind 21 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 56. West southwest wind 14 to 18 mph, with gusts as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 36. South southwest wind 9 to 13 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 56. South southwest wind around 9 mph.
Sunday Night
A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 34.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 48.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 27.
Tuesday
A slight chance of rain and snow. Partly sunny, with a high near 43.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles S Ulm MT
 47.31°N 111.49°W (Elev. 3599 ft)
9:31 pm MST Nov 12, 2025
12am MST Nov 13, 2025-6pm MST Nov 19, 2025
 
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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