Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday

Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. Read More >

Hazardous Weather Conditions

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

Lat: 43.5°NLon: 114.3°WElev: 5318.0ft.

Overcast

61°F

16°C

Humidity 41%
Wind Speed NW 10 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 37°F (3°C)
Visibility 7.00 mi
Last update 28 Jul 02:55 AM MDT
Extended Forecast for

9 Miles ENE Sun Valley ID

  • Overnight

    Overnight: Patchy smoke. Mostly clear, with a low around 47. South southwest wind around 6 mph.

    Low: 47 °F

    Patchy Smoke

  • Tuesday

    Tuesday: Patchy smoke before 9am. Sunny, with a high near 73. South southwest wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 73 °F

    Patchy Smoke
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. West southwest wind 7 to 16 mph becoming east northeast after midnight. Winds could gust as high as 24 mph.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Scattered showers, with thunderstorms also possible after 3pm.  Mostly sunny, with a high near 72. East southeast wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 40%.

    High: 72 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. West southwest wind 7 to 10 mph becoming north after midnight.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy smoke. Mostly clear, with a low around 47. South southwest wind around 6 mph.
Tuesday
Patchy smoke before 9am. Sunny, with a high near 73. South southwest wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 47. West southwest wind 7 to 16 mph becoming east northeast after midnight. Winds could gust as high as 24 mph.
Wednesday
Scattered showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 72. East southeast wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 40%.
Wednesday Night
Mostly clear, with a low around 46. West southwest wind 7 to 10 mph becoming north after midnight.
Thursday
Sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 73. Breezy.
Sunday Night
Mostly clear, with a low around 41.
Monday
Sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Sun Valley ID
 43.73°N 114.16°W (Elev. 9413 ft)
12:31 am MDT Jul 28, 2026
3am MDT Jul 28, 2026-6pm MDT Aug 3, 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