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

Joslin Field - Magic Valley Regional Airport (KTWF)

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

Clear

63°F

17°C

Humidity 21%
Wind Speed SW 13 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 18 Jun 02:20 AM MDT
Extended Forecast for

Twin Falls ID

  • Overnight

    Overnight: Clear, with a low around 55. Southwest wind around 8 mph.

    Low: 55 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 88. South southwest wind 6 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 22 mph.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. West northwest wind 5 to 11 mph becoming south southwest after midnight. Winds could gust as high as 21 mph.

    Low: 57 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny and hot, with a high near 94. Light and variable wind becoming north around 6 mph in the afternoon.

    High: 94 °F

    Hot

  • Friday Night

    Friday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 64. Northwest wind around 8 mph becoming southwest after midnight.

    Low: 64 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

Detailed Forecast

Overnight
Clear, with a low around 55. Southwest wind around 8 mph.
Thursday
Sunny, with a high near 88. South southwest wind 6 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 57. West northwest wind 5 to 11 mph becoming south southwest after midnight. Winds could gust as high as 21 mph.
Juneteenth
Mostly sunny and hot, with a high near 94. Light and variable wind becoming north around 6 mph in the afternoon.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 64. Northwest wind around 8 mph becoming southwest after midnight.
Saturday
Partly sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 87.
Sunday Night
Clear, with a low around 56.
Monday
Sunny, with a high near 89.
Monday Night
Clear, with a low around 58.
Tuesday
Sunny and hot, with a high near 96.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Sunny and hot, with a high near 94.
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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:
12:29 am MDT Jun 18, 2026
Forecast Valid:
2am MDT Jun 18, 2026-6pm MDT Jun 24, 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