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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

Big Hole Pass CTY-278 MP 32 (MTBHP)

Lat: 45.31545°NLon: 113.30974°WElev: 6722.0ft.

NA

64°F

18°C

Humidity 31%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 16 Aug 10:15 AM MDT
Extended Forecast for

Jackson MT

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Widespread haze before noon. Mostly sunny, with a high near 80. South wind 6 to 14 mph becoming west in the afternoon. Winds could gust as high as 22 mph.

    High: 80 °F

    Haze then
    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 43. West northwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 43 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 75. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 75 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 43. Northwest wind 6 to 9 mph becoming southeast after midnight. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 79. South southeast wind 6 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. West southwest wind 6 to 10 mph becoming east southeast after midnight. Winds could gust as high as 18 mph.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. Southeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. South wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 18 mph.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Widespread haze before noon. Mostly sunny, with a high near 80. South wind 6 to 14 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 43. West northwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Sunday
A 50 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 75. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 43. Northwest wind 6 to 9 mph becoming southeast after midnight. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 79. South southeast wind 6 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph.
Monday Night
Mostly clear, with a low around 46. West southwest wind 6 to 10 mph becoming east southeast after midnight. Winds could gust as high as 18 mph.
Tuesday
Sunny, with a high near 84. Southeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 45. South wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 18 mph.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jackson MT
 45.36°N 113.42°W (Elev. 6526 ft)
Last Update:
10:05 am MDT Aug 16, 2025
Forecast Valid:
10am MDT Aug 16, 2025-6pm MDT Aug 22, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation