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Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

USCRN SITE NEAR ST. MARY 1SSW (MRYM8)

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

NA

56°F

13°C

Humidity 52%
Wind Speed NA 2 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 25 Jul 04:10 AM MDT
Extended Forecast for

St Mary MT

  • Today

    Today: Patchy smoke. Sunny, with a high near 90. Light south wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 29 mph.

    High: 90 °F

    Patchy Smoke

  • Tonight

    Tonight: Patchy smoke. Mostly clear, with a low around 59. Southwest wind 11 to 14 mph, with gusts as high as 34 mph.

    Low: 59 °F

    Patchy Smoke

  • Sunday

    Sunday: Sunny, with a high near 81. West southwest wind 9 to 13 mph, with gusts as high as 28 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 55. West southwest wind 6 to 11 mph, with gusts as high as 25 mph.

    Low: 55 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 81. Southwest wind 5 to 11 mph, with gusts as high as 25 mph.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 53. West southwest wind 5 to 10 mph, with gusts as high as 23 mph.

    Low: 53 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. Southwest wind 5 to 11 mph, with gusts as high as 23 mph.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 56. Southwest wind 5 to 9 mph, with gusts as high as 23 mph.

    Low: 56 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
Patchy smoke. Sunny, with a high near 90. Light south wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 29 mph.
Tonight
Patchy smoke. Mostly clear, with a low around 59. Southwest wind 11 to 14 mph, with gusts as high as 34 mph.
Sunday
Sunny, with a high near 81. West southwest wind 9 to 13 mph, with gusts as high as 28 mph.
Sunday Night
Clear, with a low around 55. West southwest wind 6 to 11 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 81. Southwest wind 5 to 11 mph, with gusts as high as 25 mph.
Monday Night
Clear, with a low around 53. West southwest wind 5 to 10 mph, with gusts as high as 23 mph.
Tuesday
Sunny, with a high near 84. Southwest wind 5 to 11 mph, with gusts as high as 23 mph.
Tuesday Night
Clear, with a low around 56. Southwest wind 5 to 9 mph, with gusts as high as 23 mph.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Clear, with a low around 54.
Thursday
Sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
St Mary MT
 48.74°N 113.44°W (Elev. 4554 ft)
Last Update:
4:16 am MDT Jul 25, 2026
Forecast Valid:
5am MDT Jul 25, 2026-6pm MDT Jul 31, 2026
 
Forecast Discussion
 
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