Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. Read More >

Current conditions at

HELENA (HRWM8)

Lat: 46.73167°NLon: 112.01917°WElev: 3800.0ft.

NA

81°F

27°C

Humidity 36%
Wind Speed NW 3 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Heat Index80°F (27°C)
Last update 12 Jul 10:53 AM MDT
Extended Forecast for

7 Miles SSW Marysville MT

  • Today

    Today: Increasing clouds, with a high near 85. West wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 85 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 59. West northwest wind 9 to 14 mph becoming light and variable  after midnight. Winds could gust as high as 22 mph.

    Low: 59 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 81. Light and variable wind becoming northwest 5 to 7 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 60. Northeast wind 3 to 6 mph.  Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 76. Light and variable wind becoming north northeast 5 to 8 mph in the afternoon.  Chance of precipitation is 50%.

    High: 76 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 57. North wind 3 to 8 mph.  Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 75. Light and variable wind becoming west 5 to 7 mph in the morning.  Chance of precipitation is 70%.

    High: 75 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 56. West wind 3 to 6 mph.

    Low: 56 °F

    Chance
    Showers then
    Mostly Clear

  • Thursday

    Thursday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 77.

    High: 77 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
Increasing clouds, with a high near 85. West wind 8 to 14 mph, with gusts as high as 24 mph.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 59. West northwest wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.
Monday
Mostly sunny, with a high near 81. Light and variable wind becoming northwest 5 to 7 mph in the afternoon.
Monday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 60. Northeast wind 3 to 6 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 76. Light and variable wind becoming north northeast 5 to 8 mph in the afternoon. Chance of precipitation is 50%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. North wind 3 to 8 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 75. Light and variable wind becoming west 5 to 7 mph in the morning. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56. West wind 3 to 6 mph.
Thursday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77.
Thursday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Saturday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSW Marysville MT
 46.66°N 112.37°W (Elev. 6198 ft)
10:56 am MDT Jul 12, 2026
11am MDT Jul 12, 2026-6pm MDT Jul 18, 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