Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Current conditions at

Joslin Field - Magic Valley Regional Airport (KTWF)

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

haze

93°F

34°C

Humidity 16%
Wind Speed NNW 6 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 41°F (5°C)
Visibility 6.00 mi
Heat Index89°F (32°C)
Last update 08 Aug 03:53 PM MDT
Extended Forecast for

30 Miles SW Castleford ID

Heat Advisory August 8, 04:09pm until August 8, 09:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory August 8, 04:09pm until August 8, 09:00pm

    NOW until 9:00pm Sat

    Heat Advisory

  • Tonight

    Low: 60 °F

    Patchy Smoke

  • Sunday

    Sunday: Patchy smoke. Sunny and hot, with a high near 92. Southwest wind 8 to 13 mph becoming north in the afternoon.

    High: 92 °F

    Patchy Smoke

  • Sunday Night

    Sunday Night: Patchy smoke. Mostly clear, with a low around 59. North wind 6 to 14 mph becoming south after midnight.

    Low: 59 °F

    Patchy Smoke

  • Monday

    Monday: Patchy smoke. Sunny and hot, with a high near 91. Southwest wind 7 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 91 °F

    Patchy Smoke

  • Monday Night

    Monday Night: Patchy smoke. Mostly clear, with a low around 59. North wind 6 to 14 mph becoming south southwest after midnight.

    Low: 59 °F

    Patchy Smoke

  • Tuesday

    Tuesday: Sunny and hot, with a high near 90.

    High: 90 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

Tonight
Patchy smoke. Partly cloudy, with a low around 60. North northwest wind 7 to 15 mph becoming southwest in the evening. Winds could gust as high as 24 mph.
Sunday
Patchy smoke. Sunny and hot, with a high near 92. Southwest wind 8 to 13 mph becoming north in the afternoon.
Sunday Night
Patchy smoke. Mostly clear, with a low around 59. North wind 6 to 14 mph becoming south after midnight.
Monday
Patchy smoke. Sunny and hot, with a high near 91. Southwest wind 7 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 23 mph.
Monday Night
Patchy smoke. Mostly clear, with a low around 59. North wind 6 to 14 mph becoming south southwest after midnight.
Tuesday
Sunny and hot, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 83.
Thursday Night
Mostly cloudy, with a low around 58.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
30 Miles SW Castleford ID
 42.27°N 115.33°W (Elev. 5427 ft)
12:29 pm MDT Aug 8, 2026
4pm MDT Aug 8, 2026-6pm MDT Aug 15, 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