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

77°F

25°C

Humidity 14%
Wind Speed SSE 18 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 21 Apr 12:20 PM MDT
Extended Forecast for

6 Miles S Twin Falls ID

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 78. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 33 mph.

    High: 78 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Showers likely, mainly after 3am. Mostly cloudy, with a low around 42. Breezy, with a south southeast wind 15 to 23 mph becoming west after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 70%.

    Low: 42 °F

    Breezy.
    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly before 3pm, then a chance of showers and thunderstorms after 3pm. High near 51. Breezy, with a west wind 16 to 25 mph, with gusts as high as 37 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. Low around 36. Breezy, with a west wind 18 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Showers and
    Breezy

  • Thursday

    Thursday: A chance of rain showers, mixing with snow after 9am, then gradually ending. Partly sunny, with a high near 54. Breezy, with a west wind 22 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 54 °F

    Breezy.
    Chance
    Rain/Snow
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33. Breezy.

    Low: 33 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: A slight chance of rain and snow showers between noon and 3pm, then a slight chance of rain showers after 3pm. Mostly sunny, with a high near 56. Breezy. Chance of precipitation is 20%.

    High: 56 °F

    Breezy. Sunny
    then Slight
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 78. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 33 mph.
Tonight
Showers likely, mainly after 3am. Mostly cloudy, with a low around 42. Breezy, with a south southeast wind 15 to 23 mph becoming west after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm, mainly before 3pm, then a chance of showers and thunderstorms after 3pm. High near 51. Breezy, with a west wind 16 to 25 mph, with gusts as high as 37 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. Low around 36. Breezy, with a west wind 18 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of rain showers, mixing with snow after 9am, then gradually ending. Partly sunny, with a high near 54. Breezy, with a west wind 22 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday Night
Partly cloudy, with a low around 33. Breezy.
Friday
A slight chance of rain and snow showers between noon and 3pm, then a slight chance of rain showers after 3pm. Mostly sunny, with a high near 56. Breezy. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 31.
Saturday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 36.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Twin Falls ID
 42.47°N 114.48°W (Elev. 4180 ft)
Last Update:
12:30 pm MDT Apr 21, 2026
Forecast Valid:
12pm MDT Apr 21, 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

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation