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

40°F

4°C

Humidity 52%
Wind Speed SSE 8 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 18 Apr 08:53 PM MDT
Extended Forecast for

Twin Falls ID

  • Tonight

    Tonight: Mostly clear, with a low around 31. East wind 5 to 8 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 73. East wind 5 to 10 mph.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 41. East wind 5 to 9 mph.

    Low: 41 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 81. East southeast wind 6 to 11 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 51. Southeast wind around 10 mph.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Breezy.

    High: 80 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly after midnight. Partly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely. Mostly cloudy, with a high near 56. Breezy. Chance of precipitation is 70%.

    High: 56 °F

    Showers
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 31. East wind 5 to 8 mph.
Sunday
Mostly sunny, with a high near 73. East wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 41. East wind 5 to 9 mph.
Monday
Sunny, with a high near 81. East southeast wind 6 to 11 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 51. Southeast wind around 10 mph.
Tuesday
Mostly sunny, with a high near 80. Breezy.
Tuesday Night
A 30 percent chance of showers, mainly after midnight. Partly cloudy, with a low around 43.
Wednesday
Showers likely. Mostly cloudy, with a high near 56. Breezy. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 37.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 55.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 34.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 36.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 64.
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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:
12:30 pm MDT Apr 18, 2026
Forecast Valid:
9pm MDT Apr 18, 2026-6pm MDT Apr 25, 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