Extreme Heat Across the Southern U.S.; Flash Flooding Threats in the Mid-Atlantic, Northeast, and Four Corners Region

Dangerous and extreme heat will remain across portions of the southern U.S. this week. Heavy rainfall may bring significant flash flooding across portions of the Mid-Atlantic and Northeast through the night, and additional flash flooding concerns across New England on Wednesday. Monsoonal thunderstorms will bring a flash flood risk to the Four Corners region, especially in burn scar areas Read More >

Hazardous Weather Conditions

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

Lat: 43.5° N Lon: 114.3° W Elev: 5318.0 ft.

smoke

81°F

27°C

Humidity 32%
Wind Speed ESE 16 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 28 Jul 07:55 PM MDT
Detailed forecast for

Sun Valley Region

Tonight
Mostly clear. Patchy smoke. Lows 50 to 60.
Wednesday
Sunny. Patchy smoke through the day. A slight chance of showers and thunderstorms in the afternoon. Highs 79 to 89.
Wednesday Night
Mostly clear. Patchy smoke in the evening. Lows 49 to 59.
Thursday
Sunny. Highs 82 to 92.
Thursday Night
Mostly clear. Lows 50 to 60.
Friday Through Saturday
Clear. Highs 86 to 96. Lows 53 to 63.
Saturday Night
Mostly clear. Lows 51 to 61.
Sunday Through Tuesday
Clear. Highs 79 to 89. Lows 44 to 54.



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1232 PM MDT Tue Jul 28 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database