Tropical System in the Gulf; Dangerous Heat and Air Quality Concerns; Severe Thunderstorms for Midwest to mid-Atlantic

Tropical system in the Gulf expected to gradually strengthen the next couple of days off the Florida Panhandle and Alabama coasts. Instances of flash flooding will be possible through Thursday along the eastern and central Gulf Coast. Severe thunderstorms will develop and move along a cold front crossing the Upper Midwest, and through the Ohio Valley/Mid-Atlantic on Tuesday. Read More >

Current conditions at

Joslin Field - Magic Valley Regional Airport (KTWF)

Lat: 42.4785° N Lon: 114.47739° W Elev: 4163.0 ft.

Clear

86°F

30°C

Humidity 25%
Wind Speed N 8 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 20 Jul 11:20 AM MDT
Detailed forecast for

Southern Twin Falls County

Today
Mostly sunny. Areas of smoke this morning. Patchy smoke this afternoon. A slight chance of showers and thunderstorms this afternoon. Chance of rain 20 percent. Highs 95 to 100.
Tonight
Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Patchy smoke. Chance of rain 30 percent. Lows 67 to 72.
Tuesday
Partly sunny. Patchy smoke. A chance of showers and thunderstorms in the afternoon. Chance of rain 30 percent. Highs 90 to 95.
Tuesday Night
A chance of thunderstorms in the evening. Patchy smoke in the evening. Mostly cloudy with a chance of showers. Chance of rain 30 percent. Lows 65 to 70.
Wednesday
Mostly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Thunderstorms may produce heavy rainfall in the afternoon. Chance of rain 50 percent. Highs 87 to 92.
Wednesday Night
Mostly cloudy with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Thunderstorms may produce heavy rainfall in the evening. Chance of rain 20 percent. Lows 62 to 67.
Thursday
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Chance of rain 20 percent. Highs 91 to 96.
Thursday Night
Partly cloudy in the evening, then clearing. Lows 65 to 70.
Friday
Sunny in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Chance of rain 30 percent. Highs 91 to 96.
Friday Night
Partly cloudy. Lows 64 to 69.
Saturday
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Chance of rain 20 percent. Highs 91 to 96.
Saturday Night And Sunday
Mostly clear. Lows 62 to 67. Highs 91 to 96.



Basemap Options
Click map to change the forecast location
Loading map...
231 AM MDT Mon Jul 20 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database