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

58°F

14°C

Humidity 15%
Wind Speed S 17 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Last update 20 Apr 12:53 AM MDT
Extended Forecast for

Twin Falls ID

  • Overnight

    Overnight: Mostly cloudy, then gradually becoming mostly clear, with a low around 39. East wind around 6 mph.

    Low: 39 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 80. East southeast wind 6 to 11 mph becoming south southwest in the afternoon. Winds could gust as high as 21 mph.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 51. South wind 8 to 10 mph.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Light south wind increasing to 11 to 16 mph in the morning. Winds could gust as high as 28 mph.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 42. South southeast wind 15 to 17 mph becoming west southwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 70%.

    Low: 42 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers. High near 54. Breezy. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 38. Breezy. Chance of precipitation is 60%.

    Low: 38 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A 40 percent chance of showers. Partly sunny, with a high near 55.

    High: 55 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 35. Breezy.

    Low: 35 °F

    Slight Chance
    Showers and
    Breezy then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, then gradually becoming mostly clear, with a low around 39. East wind around 6 mph.
Monday
Sunny, with a high near 80. East southeast wind 6 to 11 mph becoming south southwest in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Partly cloudy, with a low around 51. South wind 8 to 10 mph.
Tuesday
Mostly sunny, with a high near 80. Light south wind increasing to 11 to 16 mph in the morning. Winds could gust as high as 28 mph.
Tuesday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 42. South southeast wind 15 to 17 mph becoming west southwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 70%.
Wednesday
Showers. High near 54. Breezy. 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 38. Breezy. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 55.
Thursday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 35. Breezy.
Friday
A 30 percent chance of showers, mainly after noon. Mostly sunny, with a high near 57.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
A 20 percent chance of showers. 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:
12:29 am MDT Apr 20, 2026
Forecast Valid:
1am MDT Apr 20, 2026-6pm MDT Apr 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