Areas of Severe Thunderstorms and Excessive Rainfall; Heat Wave Builds in the Intermountain West and Plains

A slow moving front will bring rounds of strong to severe thunderstorms and heavy rainfall to the central Plains eastward to the east-central U.S.. The first widespread significant heat wave of summer for the Intermountain West and Plains is expected to develop today and expand through next week. Dangerous heat will continue to impact portions of the Southwest and Southeast. Read More >

Current conditions at

Jefferson River Valley (JVWM)

Lat: 45.79778°NLon: 112.16528°WElev: 4415.0ft.

NA

68°F

20°C

Humidity 53%
Wind Speed S NA MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 10 Jul 09:45 AM MDT
Extended Forecast for

7 Miles ENE Waterloo MT

Fire Weather Watch July 12, 12:00pm until July 12, 09:00pm
Click here for hazard details and duration
Fire Weather Watch
  • Today

    Today: Sunny, with a high near 80. West southwest wind 5 to 9 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm.  Partly cloudy, with a low around 60. Southwest wind 6 to 8 mph becoming south southeast in the evening.

    Low: 60 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86. Southwest wind 7 to 17 mph, with gusts as high as 32 mph.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63. South southwest wind 6 to 14 mph, with gusts as high as 28 mph.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 89. South southwest wind 6 to 14 mph, with gusts as high as 26 mph.

    High: 89 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 64. West northwest wind 5 to 14 mph becoming south after midnight. Winds could gust as high as 24 mph.

    Low: 64 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 85. Light and variable wind becoming east northeast around 6 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. East wind 5 to 7 mph becoming southwest after midnight.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 80. West southwest wind 5 to 9 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 60. Southwest wind 6 to 8 mph becoming south southeast in the evening.
Saturday
Sunny, with a high near 86. Southwest wind 7 to 17 mph, with gusts as high as 32 mph.
Saturday Night
Mostly clear, with a low around 63. South southwest wind 6 to 14 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 89. South southwest wind 6 to 14 mph, with gusts as high as 26 mph.
Sunday Night
Mostly cloudy, with a low around 64. West northwest wind 5 to 14 mph becoming south after midnight. Winds could gust as high as 24 mph.
Monday
Mostly sunny, with a high near 85. Light and variable wind becoming east northeast around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 63. East wind 5 to 7 mph becoming southwest after midnight.
Tuesday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.
Tuesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 61.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Thursday
Sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ENE Waterloo MT
 45.75°N 112.05°W (Elev. 6801 ft)
5:11 am MDT Jul 10, 2026
11am MDT Jul 10, 2026-6pm MDT Jul 16, 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