Heavy Rain in the Southern Appalachians; Fire Weather and Heat in the West; Monitoring Tropical Storm Erin

Heavy to excessive rainfall over the southern Appalachians may bring areas of flooding today. Gusty winds and low relative humidity will bring critical fire weather conditions to parts of the Great Basin and northern Rockies today and Thursday. Hot to extremely hot temperatures are in place through today across parts of the western U.S. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

93°F

34°C

Humidity 14%
Wind Speed WSW 20 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 13 Aug 01:55 PM MDT
Extended Forecast for

6 Miles WSW Ulm MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 94. Breezy, with a west southwest wind around 24 mph, with gusts as high as 33 mph.

    High: 94 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 55. Breezy, with a west wind 17 to 22 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 32 mph.

    Low: 55 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 83. West northwest wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53. Northwest wind 5 to 15 mph becoming northeast in the evening. Winds could gust as high as 23 mph.

    Low: 53 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 87. Light west southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 87 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. West wind 5 to 13 mph becoming north in the evening. Winds could gust as high as 21 mph.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 91. Light southwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 22 mph.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 58. West northwest wind 9 to 14 mph becoming light west  after midnight. Winds could gust as high as 22 mph.

    Low: 58 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 94. Breezy, with a west southwest wind around 24 mph, with gusts as high as 33 mph.
Tonight
Mostly clear, with a low around 55. Breezy, with a west wind 17 to 22 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 32 mph.
Thursday
Mostly sunny, with a high near 83. West northwest wind 6 to 15 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 53. Northwest wind 5 to 15 mph becoming northeast in the evening. Winds could gust as high as 23 mph.
Friday
Mostly sunny, with a high near 87. Light west southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Partly cloudy, with a low around 55. West wind 5 to 13 mph becoming north in the evening. Winds could gust as high as 21 mph.
Saturday
Sunny, with a high near 91. Light southwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Saturday Night
Mostly cloudy, with a low around 58. West northwest wind 9 to 14 mph becoming light west after midnight. Winds could gust as high as 22 mph.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 57.
Monday
Sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Ulm MT
 47.4°N 111.63°W (Elev. 3524 ft)
2:14 pm MDT Aug 13, 2025
2pm MDT Aug 13, 2025-6pm MDT Aug 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