Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Alpine (K46U)

Lat: 43.1846°NLon: 111.0424°WElev: 5634.0ft.

Partly Cloudy

63°F

17°C

Humidity 67%
Wind Speed SE 9 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 17 Aug 08:15 PM MDT
Extended Forecast for

9 Miles S Rafter J Ranch WY

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. South wind 5 to 7 mph becoming calm  in the evening.

    Low: 48 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Isolated showers and thunderstorms before 4pm, then isolated showers after 5pm.  Mostly cloudy, with a high near 79. Light and variable wind becoming southwest 5 to 9 mph in the morning.  Chance of precipitation is 20%.

    High: 79 °F

    Isolated
    Showers then
    Isolated
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 44. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 44 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 82. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87. Light and variable wind.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 52. Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 48. South wind 5 to 7 mph becoming calm in the evening.
Tuesday
Isolated showers and thunderstorms before 4pm, then isolated showers after 5pm. Mostly cloudy, with a high near 79. Light and variable wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 44. West wind 5 to 8 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 82. Calm wind becoming west 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 46. West northwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 87. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 50. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Chance of precipitation is 20%.
Saturday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 79. Chance of precipitation is 50%.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 48.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 76.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 46.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles S Rafter J Ranch WY
 43.31°N 110.78°W (Elev. 7224 ft)
8:17 pm MDT Aug 17, 2026
8pm MDT Aug 17, 2026-6pm MDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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