Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

Logan Pass Visitors Center (LGPVC)

Lat: 48.6949°NLon: 113.7169°WElev: 6775.0ft.

NA

-19°F

-28°C

Humidity 75%
Wind Speed ESE 19 MPH
Barometer 29.5 in (998.99 mb)
Dewpoint -25°F (-32°C)
Visibility NA
Wind Chill-46°F (-43°C)
Last update 18 Feb 12:00 PM MST
Extended Forecast for

9 Miles WSW St Mary MT

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

    NOW until 12:00pm Thu

    Cold Weather Advisory

  • This Afternoon

    High: -1 °F

    Chance Snow

  • Tonight

    Tonight: A 10 percent chance of snow before 7pm.  Mostly cloudy, with a low around -9. Wind chill values as low as -25. East northeast wind 5 to 9 mph becoming south southwest after midnight.

    Low: -9 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 22. Wind chill values as low as -15. West southwest wind 3 to 6 mph.

    High: 22 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 11pm.  Partly cloudy, with a low around 8. Wind chill values as low as zero. West southwest wind around 6 mph.

    Low: 8 °F

    Slight Chance
    Snow

  • Friday

    Friday: A 40 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 25. West southwest wind 6 to 11 mph, with gusts as high as 22 mph.  New snow accumulation of less than a half inch possible.

    High: 25 °F

    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before 11pm.  Mostly cloudy, with a low around 12. West southwest wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 12 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after 11am.  Mostly sunny, with a high near 29. West southwest wind around 7 mph.

    High: 29 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: A slight chance of snow after 11pm.  Partly cloudy, with a low around 8. East wind around 7 mph.

    Low: 8 °F

    Slight Chance
    Snow

Detailed Forecast

This Afternoon
A 40 percent chance of snow, mainly before 3pm. Mostly cloudy and cold, with a high near -1. Wind chill values as low as -25. East northeast wind around 10 mph, with gusts as high as 23 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 10 percent chance of snow before 7pm. Mostly cloudy, with a low around -9. Wind chill values as low as -25. East northeast wind 5 to 9 mph becoming south southwest after midnight.
Thursday
Mostly sunny, with a high near 22. Wind chill values as low as -15. West southwest wind 3 to 6 mph.
Thursday Night
A 20 percent chance of snow after 11pm. Partly cloudy, with a low around 8. Wind chill values as low as zero. West southwest wind around 6 mph.
Friday
A 40 percent chance of snow, mainly after 11am. Partly sunny, with a high near 25. West southwest wind 6 to 11 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 12. West southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Saturday
A 20 percent chance of snow after 11am. Mostly sunny, with a high near 29. West southwest wind around 7 mph.
Saturday Night
A slight chance of snow after 11pm. Partly cloudy, with a low around 8. East wind around 7 mph.
Sunday
A slight chance of snow. Partly sunny, with a high near 30.
Sunday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 15.
Monday
A chance of snow. Partly sunny, with a high near 39.
Monday Night
Snow. Mostly cloudy, with a low around 22.
Tuesday
Snow likely. Mostly cloudy, with a high near 34.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WSW St Mary MT
 48.68°N 113.62°W (Elev. 5259 ft)
11:32 am MST Feb 18, 2026
12pm MST Feb 18, 2026-6pm MST Feb 24, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database