Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Current conditions at

UPPER SAND WASH (USWU1)

Lat: 39.70819°NLon: 109.441°WElev: 6469.0ft.

NA

69°F

21°C

Humidity 33%
Wind Speed S 2 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 21 Aug 02:27 AM MDT
Extended Forecast for

12 Miles WNW Bonanza UT

  • Overnight

    Overnight: Partly cloudy, with a low around 62. East southeast wind around 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 100. Calm wind becoming west around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 64. West wind 5 to 10 mph becoming south southeast after midnight.

    Low: 64 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 96. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 96 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 63. Southwest wind around 5 mph becoming southeast after midnight.

    Low: 63 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 62. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 60.

    Low: 60 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 62. East southeast wind around 5 mph.
Friday
Sunny and hot, with a high near 100. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 64. West wind 5 to 10 mph becoming south southeast after midnight.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 96. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 63. Southwest wind around 5 mph becoming southeast after midnight.
Sunday
Mostly sunny, with a high near 95.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 94.
Monday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles WNW Bonanza UT
 40.07°N 109.38°W (Elev. 4925 ft)
2:12 am MDT Aug 21, 2026
2am MDT Aug 21, 2026-6pm MDT Aug 27, 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