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

70°F

21°C

Humidity 30%
Wind Speed E 5 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 19 Oct 05:55 PM MDT
Extended Forecast for

Twin Falls ID

  • Tonight

    Tonight: Partly cloudy, with a low around 44. East wind 7 to 9 mph.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 74. East wind 5 to 7 mph.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly between midnight and 3am. Mostly cloudy, with a low around 48. East wind around 7 mph.

    Low: 48 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 74. East wind around 8 mph.

    High: 74 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after midnight. Partly cloudy, with a low around 48. Southeast wind 6 to 8 mph.

    Low: 48 °F

    Mostly Clear
    then Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 70. Chance of precipitation is 60%.

    High: 70 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 44. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Showers

  • Friday

    Friday: Showers likely, mainly before noon. Mostly cloudy, with a high near 51. Breezy. Chance of precipitation is 60%.

    High: 51 °F

    Breezy.
    Showers
    Likely then
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 44. East wind 7 to 9 mph.
Tuesday
Sunny, with a high near 74. East wind 5 to 7 mph.
Tuesday Night
A 30 percent chance of showers, mainly between midnight and 3am. Mostly cloudy, with a low around 48. East wind around 7 mph.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 74. East wind around 8 mph.
Wednesday Night
A 30 percent chance of showers after midnight. Partly cloudy, with a low around 48. Southeast wind 6 to 8 mph.
Thursday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 70. Chance of precipitation is 60%.
Thursday Night
Showers and possibly a thunderstorm. Low around 44. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Showers likely, mainly before noon. Mostly cloudy, with a high near 51. Breezy. Chance of precipitation is 60%.
Friday Night
Mostly clear, with a low around 33.
Saturday
Sunny, with a high near 53.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 60.
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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:
12:39 pm MDT Oct 19, 2026
Forecast Valid:
6pm MDT Oct 19, 2026-6pm MDT Oct 26, 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