Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Current conditions at

USCRN SITE NEAR ST. MARY 1SSW (MRYM8)

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

NA

45°F

7°C

Humidity 89%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 15 Jul 11:10 PM MDT
Extended Forecast for

6 Miles W St Mary MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 35. East wind around 9 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59. South wind 7 to 9 mph.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. South southeast wind 7 to 10 mph.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 60. Southwest wind 6 to 10 mph becoming west northwest in the afternoon.

    High: 60 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 43. North wind 6 to 10 mph.

    Low: 43 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 62. Northwest wind 6 to 9 mph becoming west southwest in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. West southwest wind around 9 mph becoming southeast in the evening.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 64. West southwest wind 9 to 14 mph, with gusts as high as 24 mph.

    High: 64 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 35. East wind around 9 mph.
Wednesday
Mostly sunny, with a high near 59. South wind 7 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 43. South southeast wind 7 to 10 mph.
Thursday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 60. Southwest wind 6 to 10 mph becoming west northwest in the afternoon.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 43. North wind 6 to 10 mph.
Friday
Mostly sunny, with a high near 62. Northwest wind 6 to 9 mph becoming west southwest in the afternoon.
Friday Night
Partly cloudy, with a low around 48. West southwest wind around 9 mph becoming southeast in the evening.
Saturday
Partly sunny, with a high near 64. West southwest wind 9 to 14 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Partly sunny, with a high near 61.
Sunday Night
A slight chance of showers. Partly cloudy, with a low around 46.
Monday
A chance of showers. Partly sunny, with a high near 58.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 43.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W St Mary MT
 48.75°N 113.57°W (Elev. 6909 ft)
10:19 pm MDT Jul 15, 2025
12am MDT Jul 16, 2025-6pm MDT Jul 22, 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