Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Joslin Field - Magic Valley Regional Airport (KTWF)

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

Clear

70°F

21°C

Humidity 28%
Wind Speed SSW 11 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 19 Aug 12:35 AM MDT
Extended Forecast for

4 Miles SSE Filer ID

  • Overnight

    Overnight: Mostly clear, with a low around 61. South southwest wind around 7 mph.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 90. West southwest wind 5 to 8 mph becoming north in the afternoon.

    High: 90 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62. North wind 5 to 11 mph becoming south southeast in the evening.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 94. South wind around 8 mph becoming north in the afternoon.

    High: 94 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64. Northwest wind 9 to 13 mph becoming south in the evening.

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 61. South southwest wind around 7 mph.
Wednesday
Mostly sunny and hot, with a high near 90. West southwest wind 5 to 8 mph becoming north in the afternoon.
Wednesday Night
Mostly clear, with a low around 62. North wind 5 to 11 mph becoming south southeast in the evening.
Thursday
Mostly sunny and hot, with a high near 94. South wind around 8 mph becoming north in the afternoon.
Thursday Night
Partly cloudy, with a low around 64. Northwest wind 9 to 13 mph becoming south in the evening.
Friday
Mostly sunny and hot, with a high near 95.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 88.
Saturday Night
Mostly cloudy, with a low around 64.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 61.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Filer ID
 42.51°N 114.58°W (Elev. 4085 ft)
12:29 am MDT Aug 19, 2026
12am MDT Aug 19, 2026-6pm MDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database