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.

Mostly Cloudy

45°F

7°C

Humidity 65%
Wind Speed SW 9 MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 22 Apr 03:30 AM MDT
Extended Forecast for

Twin Falls ID

  • Overnight

    Overnight: Showers likely, mainly after 5am. Mostly cloudy, with a low around 43. West wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    Low: 43 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly before 3pm, then a chance of showers and thunderstorms after 3pm. High near 54. Breezy, with a west 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: 54 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers likely before 4am. Mostly cloudy, with a low around 38. Breezy, with a west wind 16 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 56. Breezy, with a west wind 16 to 22 mph, with gusts as high as 37 mph.

    High: 56 °F

    Breezy.
    Slight Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. Breezy, with a west wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 36 mph.

    Low: 33 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Friday Night

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

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Slight Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
Showers likely, mainly after 5am. Mostly cloudy, with a low around 43. West wind around 14 mph, with gusts as high as 24 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 54. Breezy, with a west 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 before 4am. Mostly cloudy, with a low around 38. Breezy, with a west wind 16 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 60%.
Thursday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 56. Breezy, with a west wind 16 to 22 mph, with gusts as high as 37 mph.
Thursday Night
Mostly clear, with a low around 33. Breezy, with a west wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 36 mph.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 33.
Saturday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 60.
Saturday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 38.
Sunday
A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 37.
Monday
A 30 percent chance of showers. Mostly sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 63.
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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:
12:31 am MDT Apr 22, 2026
Forecast Valid:
3am MDT Apr 22, 2026-6pm MDT Apr 28, 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