Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

ST. MARY (SRYM8)

Lat: 48.74108°NLon: 113.43289°WElev: 4557.0ft.

NA

51°F

11°C

Humidity 96%
Wind Speed NNE 3 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 14 Aug 10:11 PM MDT
Extended Forecast for

3 Miles SE St Mary MT

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 67. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45. South southeast wind around 6 mph becoming light and variable  in the evening.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 69. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48. West southwest wind 5 to 8 mph.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 68. Light west southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 68 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms, then a chance of showers after midnight.  Mostly cloudy, with a low around 46. West southwest wind 5 to 7 mph.  Chance of precipitation is 40%.

    Low: 46 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after noon.  Mostly cloudy, with a high near 65. West wind 3 to 8 mph.

    High: 65 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 45.

    Low: 45 °F

    Slight Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a steady temperature around 46. Calm wind.
Saturday
Mostly sunny, with a high near 67. Calm wind becoming southeast around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 45. South southeast wind around 6 mph becoming light and variable in the evening.
Sunday
Mostly sunny, with a high near 69. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 48. West southwest wind 5 to 8 mph.
Monday
Partly sunny, with a high near 68. Light west southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Monday Night
A slight chance of showers and thunderstorms, then a chance of showers after midnight. Mostly cloudy, with a low around 46. West southwest wind 5 to 7 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 65. West wind 3 to 8 mph.
Tuesday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 45.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE St Mary MT
 48.72°N 113.4°W (Elev. 5341 ft)
10:27 pm MDT Aug 14, 2026
11pm MDT Aug 14, 2026-6pm MDT Aug 21, 2026
 
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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