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

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Current conditions at

Joslin Field - Magic Valley Regional Airport (KTWF)

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

Clear

54°F

12°C

Humidity 46%
Wind Speed E 6 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 15 Sep 10:00 AM MDT
Extended Forecast for

Twin Falls ID

  • Today

    Today: Sunny, with a high near 76. East wind 5 to 8 mph becoming north northwest in the afternoon.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. North northwest wind 5 to 7 mph becoming light and variable.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. South southwest wind around 6 mph becoming north northeast in the morning.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after midnight. Partly cloudy, with a low around 54. Northeast wind 5 to 7 mph becoming south southwest in the evening.

    Low: 54 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76. Southeast wind 7 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph.

    High: 76 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 76. East wind 5 to 8 mph becoming north northwest in the afternoon.
Tonight
Mostly clear, with a low around 46. North northwest wind 5 to 7 mph becoming light and variable.
Wednesday
Sunny, with a high near 81. South southwest wind around 6 mph becoming north northeast in the morning.
Wednesday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 54. Northeast wind 5 to 7 mph becoming south southwest in the evening.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76. Southeast wind 7 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 50.
Monday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Twin Falls ID
 42.56°N 114.47°W (Elev. 3698 ft)
Last Update:
7:47 am MDT Sep 15, 2026
Forecast Valid:
10am MDT Sep 15, 2026-6pm MDT Sep 21, 2026
 
Forecast Discussion
 
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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