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

PNS26-03: Soliciting Comments through February 9, 2026 on the Discontinuation of the State Forecast Product (SFP)

Read More >

Current conditions at

USCRN SITE NEAR ST. MARY 1SSW (MRYM8)

Lat: 48.74111°NLon: 113.43306°WElev: 4550.0ft.

NA

44°F

7°C

Humidity 67%
Wind Speed NA 13 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Wind Chill38°F (3°C)
Last update 13 Jan 10:10 AM MST
Extended Forecast for

St Mary MT

  • Today

    Today: Mostly cloudy, with a high near 46. West southwest wind 13 to 20 mph, with gusts as high as 28 mph.

    High: 46 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. Southwest wind 17 to 21 mph, with gusts as high as 29 mph.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 53. Breezy, with a southwest wind 23 to 25 mph, with gusts as high as 36 mph.

    High: 53 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34. Breezy, with a southwest wind 17 to 25 mph, with gusts as high as 36 mph.

    Low: 34 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 39. West southwest wind 7 to 17 mph becoming north northwest in the afternoon. Winds could gust as high as 24 mph.

    High: 39 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. North wind around 5 mph becoming calm in the evening.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 40. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 40 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 27. West southwest wind around 6 mph.

    Low: 27 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 46. West southwest wind 13 to 20 mph, with gusts as high as 28 mph.
Tonight
Mostly cloudy, with a low around 42. Southwest wind 17 to 21 mph, with gusts as high as 29 mph.
Wednesday
Sunny, with a high near 53. Breezy, with a southwest wind 23 to 25 mph, with gusts as high as 36 mph.
Wednesday Night
Mostly clear, with a low around 34. Breezy, with a southwest wind 17 to 25 mph, with gusts as high as 36 mph.
Thursday
Sunny, with a high near 39. West southwest wind 7 to 17 mph becoming north northwest in the afternoon. Winds could gust as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 24. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 40. Calm wind becoming west southwest around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 27. West southwest wind around 6 mph.
Saturday
Sunny, with a high near 43.
Saturday Night
Mostly clear, with a low around 29.
Sunday
Sunny, with a high near 44.
Sunday Night
Mostly clear, with a low around 29.
M.L.King Day
Mostly sunny, with a high near 41.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
St Mary MT
 48.74°N 113.44°W (Elev. 4554 ft)
Last Update:
9:13 am MST Jan 13, 2026
Forecast Valid:
10am MST Jan 13, 2026-6pm MST Jan 19, 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