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.

Rain

55°F

13°C

Humidity 40%
Wind Speed SSE 18 MPH
Barometer 29.55 in (1000.68 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 13 Nov 08:00 PM MST
Extended Forecast for

20 Miles SW Castleford ID

  • Tonight

    Tonight: Rain showers before 5am, then a slight chance of rain and snow showers. Snow level 8300 feet lowering to 6100 feet after midnight . Low around 36. Breezy, with a south wind 16 to 24 mph becoming west after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Breezy.
    Showers then
    Rain/Snow

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 45. Breezy, with a west wind 11 to 20 mph, with gusts as high as 30 mph.

    High: 45 °F

    Becoming
    Sunny and
    Breezy then
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 33. South wind 6 to 10 mph.

    Low: 33 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 54. South wind 7 to 11 mph.

    High: 54 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. South wind 8 to 13 mph.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers after 11am. Mostly cloudy, with a high near 46.

    High: 46 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Rain showers before 8pm, then snow showers, possibly mixed with rain. Snow level 6900 feet lowering to 5700 feet after midnight . Low around 29. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow showers before 8am, then a chance of snow showers. Mostly cloudy, with a high near 37. Chance of precipitation is 50%.

    High: 37 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow showers before 11pm. Partly cloudy, with a low around 24.

    Low: 24 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

Detailed Forecast

Tonight
Rain showers before 5am, then a slight chance of rain and snow showers. Snow level 8300 feet lowering to 6100 feet after midnight . Low around 36. Breezy, with a south wind 16 to 24 mph becoming west after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 45. Breezy, with a west wind 11 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Increasing clouds, with a low around 33. South wind 6 to 10 mph.
Sunday
Mostly sunny, with a high near 54. South wind 7 to 11 mph.
Sunday Night
Mostly cloudy, with a low around 36. South wind 8 to 13 mph.
Monday
A 40 percent chance of showers after 11am. Mostly cloudy, with a high near 46.
Monday Night
Rain showers before 8pm, then snow showers, possibly mixed with rain. Snow level 6900 feet lowering to 5700 feet after midnight . Low around 29. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of rain and snow showers before 8am, then a chance of snow showers. Mostly cloudy, with a high near 37. Chance of precipitation is 50%.
Tuesday Night
A 20 percent chance of snow showers before 11pm. Partly cloudy, with a low around 24.
Wednesday
A 30 percent chance of snow showers after 11am. Mostly sunny, with a high near 39.
Wednesday Night
Snow showers likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Thursday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 35.
Thursday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 24.
Friday
A 30 percent chance of snow showers. Mostly cloudy, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
20 Miles SW Castleford ID
 42.28°N 115.1°W (Elev. 5299 ft)
Last Update:
11:29 am MST Nov 13, 2026
Forecast Valid:
8pm MST Nov 13, 2026-6pm MST Nov 20, 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