Storms and Heavy Rainfall in the Plains and Southern Appalachians; Hazardous Heat in the South and Southeast

Severe thunderstorms with heavy rainfall will be possible across the southern Appalachians through this evening. Thunderstorms are also expected from the northern/central Plains into portions of the Midwest through Tuesday, and severe storms may produce large hail and damaging wind gusts. 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

64°F

18°C

Humidity 67%
Wind Speed SE 19 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 17 Aug 03:55 PM MDT
Extended Forecast for

10 Miles SSW Rafter J Ranch WY

  • This Afternoon

    This Afternoon: Isolated showers before 5pm.  Mostly cloudy, with a high near 68. Southwest wind 10 to 14 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    High: 68 °F

    Isolated
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. Southwest wind 5 to 14 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Isolated showers between 1pm and 3pm.  Mostly cloudy, with a high near 68. South wind 5 to 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 20%.

    High: 68 °F

    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52. West southwest wind 5 to 9 mph becoming light and variable  after midnight.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 70. Light and variable wind becoming west 5 to 8 mph in the afternoon.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. West northwest wind 5 to 8 mph becoming light and variable.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 74. Light and variable wind becoming west 5 to 7 mph in the afternoon.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Isolated showers before 5pm. Mostly cloudy, with a high near 68. Southwest wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 54. Southwest wind 5 to 14 mph, with gusts as high as 20 mph.
Tuesday
Isolated showers between 1pm and 3pm. Mostly cloudy, with a high near 68. South wind 5 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 52. West southwest wind 5 to 9 mph becoming light and variable after midnight.
Wednesday
Sunny, with a high near 70. Light and variable wind becoming west 5 to 8 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 53. West northwest wind 5 to 8 mph becoming light and variable.
Thursday
Sunny, with a high near 74. Light and variable wind becoming west 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 56.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 20%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 69.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSW Rafter J Ranch WY
 43.3°N 110.9°W (Elev. 8599 ft)
3:32 pm MDT Aug 17, 2026
4pm MDT Aug 17, 2026-6pm MDT Aug 23, 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