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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Logan Pass Visitors Center (LGPVC)

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

NA

38°F

3°C

Humidity 87%
Wind Speed WSW 10 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 34°F (1°C)
Visibility NA
Wind Chill31°F (-1°C)
Last update 20 Mar 04:00 AM MDT
Extended Forecast for

13 Miles W St Mary MT

High Wind Warning until March 21, 12:00pm
Click here for hazard details and duration
High Wind Warning
  •  
    High Wind Warning until March 21, 12:00pm

    NOW until 12:00pm Sat

    High Wind Warning

  • Today

    High: 40 °F

    Rain/Snow
    Likely and
    Windy

  • Tonight

    Tonight: Rain, possibly mixed with snow, becoming all snow after 3am. Low around 33. Windy, with a southwest wind 22 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain and
    Windy then
    Rain/Snow
    Likely and
    Breezy

  • Saturday

    Saturday: Snow. The snow could be heavy at times. Temperature falling to around 30 by 4pm. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

    High: 34 °F⇓

    Heavy Snow
    and Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 20. Breezy, with a west southwest wind 16 to 23 mph, with gusts as high as 32 mph. New snow accumulation of around an inch possible.

    Low: 20 °F

    Breezy.
    Chance Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 27. Breezy, with a west southwest wind 16 to 24 mph, with gusts as high as 36 mph.

    High: 27 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20. Breezy, with a west southwest wind 20 to 25 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 34 mph.

    Low: 20 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 32. West southwest wind 14 to 17 mph, with gusts as high as 26 mph.

    High: 32 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22. Southwest wind 9 to 14 mph, with gusts as high as 24 mph.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Today
Rain likely, possibly mixed with snow, becoming all rain after 2pm. Cloudy, with a high near 40. Windy, with a southwest wind around 31 mph, with gusts as high as 44 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tonight
Rain, possibly mixed with snow, becoming all snow after 3am. Low around 33. Windy, with a southwest wind 22 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday
Snow. The snow could be heavy at times. Temperature falling to around 30 by 4pm. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.
Saturday Night
A 30 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 20. Breezy, with a west southwest wind 16 to 23 mph, with gusts as high as 32 mph. New snow accumulation of around an inch possible.
Sunday
Mostly sunny, with a high near 27. Breezy, with a west southwest wind 16 to 24 mph, with gusts as high as 36 mph.
Sunday Night
Partly cloudy, with a low around 20. Breezy, with a west southwest wind 20 to 25 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 34 mph.
Monday
Partly sunny, with a high near 32. West southwest wind 14 to 17 mph, with gusts as high as 26 mph.
Monday Night
Mostly cloudy, with a low around 22. Southwest wind 9 to 14 mph, with gusts as high as 24 mph.
Tuesday
Snow likely, mainly after noon. Mostly cloudy, with a high near 32.
Tuesday Night
Rain and snow likely, becoming all snow after 3am. Mostly cloudy, with a low around 26.
Wednesday
Snow likely. Mostly cloudy, with a high near 30. Breezy.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 17.
Thursday
A chance of snow. Partly sunny, with a high near 25.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles W St Mary MT
 48.74°N 113.72°W (Elev. 7467 ft)
Last Update:
4:01 am MDT Mar 20, 2026
Forecast Valid:
6am MDT Mar 20, 2026-6pm MDT Mar 26, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation