National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall Along the Central Gulf Coast; Thunderstorms from the Plains to the Central Appalachians; Heat Across the East

A system in the Gulf could produce heavy rainfall and flash flooding for portions of the north-central Gulf Coast into Saturday. Widespread showers and thunderstorms are likely this afternoon into Friday from Central Plains into the mid-Mississippi Valley, Ohio Valley and Central Appalachians. Dangerous heat is expected from the Lower Mississippi Valley to the Mid-Atlantic today. Read More >

Current conditions at

Jefferson River Valley (JVWM)

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

NA

78°F

26°C

Humidity 33%
Wind Speed SSW 12 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Heat Index78°F (26°C)
Last update 17 Jul 12:00 PM MDT
Extended Forecast for

7 Miles NNW Waterloo MT

  • This Afternoon

    This Afternoon: Areas of smoke. Sunny, with a high near 87. Southwest wind 11 to 16 mph becoming west northwest. Winds could gust as high as 26 mph.

    High: 87 °F

    Areas Smoke

  • Tonight

    Tonight: Mostly clear, with a low around 47. Northwest wind 11 to 16 mph becoming light after midnight. Winds could gust as high as 25 mph.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 4pm. Sunny, with a high near 88. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50. West southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 89. Southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 89 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52. West northwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 29 mph.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 85. Light west southwest wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 25 mph.

    High: 85 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53. Northwest wind 6 to 14 mph, with gusts as high as 23 mph.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Areas of smoke. Sunny, with a high near 87. Southwest wind 11 to 16 mph becoming west northwest. Winds could gust as high as 26 mph.
Tonight
Mostly clear, with a low around 47. Northwest wind 11 to 16 mph becoming light after midnight. Winds could gust as high as 25 mph.
Friday
A 20 percent chance of showers and thunderstorms after 4pm. Sunny, with a high near 88. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Partly cloudy, with a low around 50. West southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 89. Southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 31 mph.
Saturday Night
Partly cloudy, with a low around 52. West northwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 29 mph.
Sunday
Partly sunny, with a high near 85. Light west southwest wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 53. Northwest wind 6 to 14 mph, with gusts as high as 23 mph.
Monday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 78.
Monday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 50.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 49.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNW Waterloo MT
 45.82°N 112.24°W (Elev. 4800 ft)
Last Update:
12:52 pm MDT Jul 17, 2025
Forecast Valid:
1pm MDT Jul 17, 2025-6pm MDT Jul 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation