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

54°F

12°C

Humidity 37%
Wind Speed SE 8 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 12 Nov 05:05 PM MST
Extended Forecast for

17 Miles S Castleford ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. South wind 13 to 18 mph.

    Low: 41 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 60. Breezy, with a south wind 18 to 24 mph, with gusts as high as 37 mph.

    High: 60 °F

    Mostly Cloudy
    and Breezy

  • Friday Night

    Friday Night: Showers, mainly before 4am. Low around 38. Breezy, with a south southeast wind 17 to 22 mph becoming west southwest after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 80%.

    Low: 38 °F

    Breezy.
    Cloudy then
    Showers

  • Saturday

    Saturday: A slight chance of rain showers, mixing with snow after 8am, then gradually ending. Snow level 6200 feet lowering to 5700 feet. Cloudy, then gradually becoming mostly sunny, with a high near 49. Breezy, with a west wind 17 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    High: 49 °F

    Breezy.
    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. West wind 9 to 14 mph becoming south after midnight.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers after 11am. Mostly cloudy, with a high near 49.

    High: 49 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Rain showers likely before 8pm, then rain and snow showers likely. Snow level 7000 feet lowering to 6200 feet after midnight . Cloudy, with a low around 31. Chance of precipitation is 60%.

    Low: 31 °F

    Rain/Snow
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. South wind 13 to 18 mph.
Friday
Mostly cloudy, with a high near 60. Breezy, with a south wind 18 to 24 mph, with gusts as high as 37 mph.
Friday Night
Showers, mainly before 4am. Low around 38. Breezy, with a south southeast wind 17 to 22 mph becoming west southwest after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 80%.
Saturday
A slight chance of rain showers, mixing with snow after 8am, then gradually ending. Snow level 6200 feet lowering to 5700 feet. Cloudy, then gradually becoming mostly sunny, with a high near 49. Breezy, with a west wind 17 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 33. West wind 9 to 14 mph becoming south after midnight.
Sunday
Mostly sunny, with a high near 56.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
A 30 percent chance of showers after 11am. Mostly cloudy, with a high near 49.
Monday Night
Rain showers likely before 8pm, then rain and snow showers likely. Snow level 7000 feet lowering to 6200 feet after midnight . Cloudy, with a low around 31. Chance of precipitation is 60%.
Tuesday
A chance of rain and snow showers. Snow level 5600 feet. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Wednesday
A chance of rain and snow showers. Mostly sunny, with a high near 45. Chance of precipitation is 30%.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Thursday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles S Castleford ID
 42.27°N 114.92°W (Elev. 5259 ft)
Last Update:
11:32 am MST Nov 12, 2026
Forecast Valid:
5pm MST Nov 12, 2026-6pm MST Nov 19, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation