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

61°F

16°C

Humidity 26%
Wind Speed SE 10 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 12 Nov 04:35 PM MST
Extended Forecast for

20 Miles WSW Castleford ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. South wind 11 to 14 mph.

    Low: 44 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 62. Breezy, with a south wind 15 to 22 mph, with gusts as high as 33 mph.

    High: 62 °F

    Mostly Cloudy
    and Breezy

  • Friday Night

    Friday Night: Showers before 3am, then a slight chance of showers after 4am. Low around 41. South southeast wind 16 to 18 mph becoming west southwest after midnight. Chance of precipitation is 80%.

    Low: 41 °F

    Cloudy then
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 11am. Snow level 6200 feet lowering to 5600 feet. Partly sunny, with a high near 48. West wind 15 to 18 mph.

    High: 48 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35. West northwest wind 8 to 10 mph becoming south after midnight.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers after 11am. Mostly cloudy, with a high near 48.

    High: 48 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Rain showers likely before 11pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.

    Low: 32 °F

    Rain/Snow
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 44. South wind 11 to 14 mph.
Friday
Mostly cloudy, with a high near 62. Breezy, with a south wind 15 to 22 mph, with gusts as high as 33 mph.
Friday Night
Showers before 3am, then a slight chance of showers after 4am. Low around 41. South southeast wind 16 to 18 mph becoming west southwest after midnight. Chance of precipitation is 80%.
Saturday
A 20 percent chance of showers before 11am. Snow level 6200 feet lowering to 5600 feet. Partly sunny, with a high near 48. West wind 15 to 18 mph.
Saturday Night
Mostly clear, with a low around 35. West northwest wind 8 to 10 mph becoming south after midnight.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
A 30 percent chance of showers after 11am. Mostly cloudy, with a high near 48.
Monday Night
Rain showers likely before 11pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.
Tuesday
A chance of rain and snow showers before 2pm, then a chance of rain showers. Snow level 5300 feet. Mostly cloudy, with a high near 42. Chance of precipitation is 40%.
Tuesday Night
A slight chance of rain and snow showers. Snow level 5300 feet lowering to 4900 feet after midnight . Mostly cloudy, with a low around 30. Chance of precipitation is 20%.
Wednesday
A slight chance of rain and snow showers. Mostly sunny, with a high near 46. Chance of precipitation is 20%.
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 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
20 Miles WSW Castleford ID
 42.42°N 115.21°W (Elev. 4862 ft)
Last Update:
11:32 am MST Nov 12, 2026
Forecast Valid:
4pm MST Nov 12, 2026-6pm MST Nov 19, 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