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

81°F

27°C

Humidity 8%
Wind Speed SW 13 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 20 Apr 05:35 PM MDT
Extended Forecast for

Twin Falls ID

  • Tonight

    Tonight: Partly cloudy, with a low around 50. South wind 9 to 13 mph, with gusts as high as 23 mph.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then becoming sunny during the afternoon, with a high near 80. Breezy, with a south wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 80 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms between midnight and 1am, then a chance of showers after 1am. Mostly cloudy, with a low around 43. Breezy, with a south southeast wind 14 to 23 mph becoming west after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 50%.

    Low: 43 °F

    Mostly Cloudy
    then Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: Showers. High near 52. Breezy, with a west southwest wind 15 to 20 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 39. Breezy, with a west wind 18 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 60%.

    Low: 39 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before noon. Partly sunny, with a high near 55. Breezy.

    High: 55 °F

    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34. Breezy.

    Low: 34 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Friday

    Friday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny
    then Slight
    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 50. South wind 9 to 13 mph, with gusts as high as 23 mph.
Tuesday
Mostly cloudy, then becoming sunny during the afternoon, with a high near 80. Breezy, with a south wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 33 mph.
Tuesday Night
A chance of showers and thunderstorms between midnight and 1am, then a chance of showers after 1am. Mostly cloudy, with a low around 43. Breezy, with a south southeast wind 14 to 23 mph becoming west after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 50%.
Wednesday
Showers. High near 52. Breezy, with a west southwest wind 15 to 20 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 39. Breezy, with a west wind 18 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 60%.
Thursday
A 30 percent chance of showers, mainly before noon. Partly sunny, with a high near 55. Breezy.
Thursday Night
Partly cloudy, with a low around 34. Breezy.
Friday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 56.
Friday Night
Mostly clear, with a low around 33.
Saturday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Twin Falls ID
 42.58°N 114.47°W (Elev. 3625 ft)
Last Update:
12:31 pm MDT Apr 20, 2026
Forecast Valid:
5pm MDT Apr 20, 2026-6pm MDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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