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.

Mostly Cloudy

45°F

7°C

Humidity 82%
Wind Speed NW 5 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 20 Nov 11:10 AM MST
Extended Forecast for

Twin Falls ID

  • Today

    Today: A 20 percent chance of showers. Mostly sunny, with a high near 50. Light and variable wind.

    High: 50 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Increasing clouds, with a low around 38. West wind 5 to 7 mph.

    Low: 38 °F

    Increasing
    Clouds

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 46. West wind 6 to 8 mph.

    High: 46 °F

    Gradual
    Clearing

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. West northwest wind around 6 mph becoming south after midnight.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Light and variable wind becoming north northeast around 6 mph in the morning.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, sunny, with a high near 50.

    High: 50 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers. Mostly sunny, with a high near 50. Light and variable wind.
Tonight
Increasing clouds, with a low around 38. West wind 5 to 7 mph.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 46. West wind 6 to 8 mph.
Friday Night
Mostly clear, with a low around 30. West northwest wind around 6 mph becoming south after midnight.
Saturday
Mostly sunny, with a high near 47. Light and variable wind becoming north northeast around 6 mph in the morning.
Saturday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 29.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 29.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Twin Falls ID
 42.58°N 114.47°W (Elev. 3625 ft)
Last Update:
2:04 am MST Nov 20, 2025
Forecast Valid:
11am MST Nov 20, 2025-6pm MST Nov 26, 2025
 
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