National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Thunderstorms and Heavy Rainfall Today from the Central Plains into the Tennessee Valley

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into portions of the Southeast today. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys today. Read More >

Hazardous Weather Conditions

Current conditions at

Joslin Field - Magic Valley Regional Airport (KTWF)

Lat: 42.4785°NLon: 114.47739°WElev: 4163.0ft.

Clear

97°F

36°C

Humidity 12%
Wind Speed ENE 6 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 11 Jul 07:00 PM MDT
Extended Forecast for

5 Miles WNW Castleford ID

Heat Advisory July 11, 07:27pm until July 13, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 11, 07:27pm until July 13, 09:00pm

    NOW until 9:00pm Mon

    Heat Advisory

  • Tonight

    Low: 68 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny and hot, with a high near 96. West southwest wind 9 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.

    High: 96 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66. Northwest wind 10 to 17 mph becoming west southwest after midnight. Winds could gust as high as 30 mph.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 98. West southwest wind around 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 69. West wind 14 to 16 mph, with gusts as high as 28 mph.

    Low: 69 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 67.

    Low: 67 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny and hot, with a high near 93.

    High: 93 °F

    Hot

Detailed Forecast

Tonight
Increasing clouds, with a low around 68. East wind 5 to 9 mph becoming west southwest after midnight.
Sunday
Partly sunny and hot, with a high near 96. West southwest wind 9 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 66. Northwest wind 10 to 17 mph becoming west southwest after midnight. Winds could gust as high as 30 mph.
Monday
Mostly sunny and hot, with a high near 98. West southwest wind around 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 69. West wind 14 to 16 mph, with gusts as high as 28 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 93.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 67.
Wednesday
Sunny and hot, with a high near 93.
Wednesday Night
Mostly clear, with a low around 65.
Thursday
Sunny and hot, with a high near 94.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny and hot, with a high near 95.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Mostly sunny and hot, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Castleford ID
 42.55°N 114.97°W (Elev. 3855 ft)
Last Update:
12:29 pm MDT Jul 11, 2026
Forecast Valid:
7pm MDT Jul 11, 2026-6pm MDT Jul 18, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation