Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

57°F

14°C

Humidity 47%
Wind Speed NNW 4 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 17 Jun 01:15 AM MDT
Detailed forecast for

Big Lost Highlands/Copper Basin

Today
Sunny. Highs 70 to 80.
Tonight
Mostly clear. Lows 38 to 48.
Thursday
Sunny. Highs 74 to 84.
Thursday Night
Mostly cloudy. Lows 43 to 53.
Juneteenth
Sunny. Highs 76 to 86.
Friday Night
Mostly cloudy with a slight chance of rain. Lows 46 to 56.
Saturday
Rain showers likely and a chance of thunderstorms. Highs 65 to 75.
Saturday Night
Partly cloudy with a slight chance of showers and thunderstorms. Lows 39 to 49.
Sunday And Sunday Night
Mostly clear. Highs 69 to 79. Lows 39 to 49.
Monday
Sunny. Highs 72 to 82.
Monday Night
Mostly clear. Lows 41 to 51.
Tuesday
Sunny. Highs 76 to 86.



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102 AM MDT Wed Jun 17 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database