Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Joslin Field - Magic Valley Regional Airport (KTWF)

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

Clear

79°F

26°C

Humidity 36%
Wind Speed W 13 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 23 Aug 10:20 AM MDT
Extended Forecast for

4 Miles NE Twin Falls ID

  • Today

    Today: Sunny, with a high near 88. West northwest wind 9 to 11 mph.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 58. Northwest wind 5 to 9 mph becoming light and variable  after midnight.

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after noon.  Mostly cloudy and hot, with a high near 90. Light and variable wind becoming east northeast 5 to 7 mph in the morning.

    High: 90 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before midnight.  Cloudy, then gradually becoming partly cloudy, with a low around 58. South wind 6 to 11 mph becoming east southeast after midnight.

    Low: 58 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 92. East southeast wind 6 to 8 mph becoming north in the afternoon.

    High: 92 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 92.

    High: 92 °F

    Hot

  • Wednesday Night

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

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 91.

    High: 91 °F

    Hot

Detailed Forecast

Today
Sunny, with a high near 88. West northwest wind 9 to 11 mph.
Tonight
Partly cloudy, with a low around 58. Northwest wind 5 to 9 mph becoming light and variable after midnight.
Monday
A 40 percent chance of showers and thunderstorms after noon. Mostly cloudy and hot, with a high near 90. Light and variable wind becoming east northeast 5 to 7 mph in the morning.
Monday Night
A 30 percent chance of showers and thunderstorms before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 58. South wind 6 to 11 mph becoming east southeast after midnight.
Tuesday
Sunny and hot, with a high near 92. East southeast wind 6 to 8 mph becoming north in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
Mostly sunny and hot, with a high near 92.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Mostly sunny and hot, with a high near 91.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Twin Falls ID
 42.59°N 114.41°W (Elev. 3668 ft)
12:29 am MDT Aug 23, 2026
10am MDT Aug 23, 2026-6pm MDT Aug 29, 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