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

57°F

14°C

Humidity 24%
Wind Speed S 14 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 21 Apr 04:20 AM MDT
Extended Forecast for

Twin Falls ID

  • Today

    Today: Mostly sunny, with a high near 80. South wind 9 to 18 mph becoming east southeast in the morning. Winds could gust as high as 30 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers before 11pm, then showers likely after 3am. Mostly cloudy, with a low around 42. South southeast wind 7 to 17 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%.

    Low: 42 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers before noon, then showers and possibly a thunderstorm between noon and 3pm, then showers after 3pm. High near 51. Breezy, with a west southwest wind 14 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 51 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 38. Breezy, with a west wind 17 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 70%.

    Low: 38 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 54. Breezy, with a west wind 17 to 22 mph, with gusts as high as 37 mph.

    High: 54 °F

    Breezy.
    Slight Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 34. Breezy.

    Low: 34 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Friday

    Friday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 80. South wind 9 to 18 mph becoming east southeast in the morning. Winds could gust as high as 30 mph.
Tonight
A slight chance of showers before 11pm, then showers likely after 3am. Mostly cloudy, with a low around 42. South southeast wind 7 to 17 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%.
Wednesday
Showers before noon, then showers and possibly a thunderstorm between noon and 3pm, then showers after 3pm. High near 51. Breezy, with a west southwest wind 14 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 38. Breezy, with a west wind 17 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 70%.
Thursday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 54. Breezy, with a west wind 17 to 22 mph, with gusts as high as 37 mph.
Thursday Night
Mostly clear, with a low around 34. Breezy.
Friday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 54.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 36.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Twin Falls ID
 42.56°N 114.47°W (Elev. 3698 ft)
Last Update:
12:29 am MDT Apr 21, 2026
Forecast Valid:
4am MDT Apr 21, 2026-6pm MDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation