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

28°F

-2°C

Humidity 86%
Wind Speed SE 4 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 31 Dec 09:05 PM MST
Extended Forecast for

17 Miles ESE Hollister ID

  • Tonight

    Tonight: A 20 percent chance of snow after 11pm. Mostly cloudy, with a steady temperature around 39. South wind 14 to 17 mph.

    Low: 39 °F

    Slight Chance
    Snow

  • New Year's Day

    New Year's Day: Snow before 11am, then rain and snow. Temperature falling to around 34 by 10am. South wind 11 to 16 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 36 °F⇓

    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow. Snow level 8200 feet lowering to 7300 feet after midnight . Low around 33. South southwest wind 11 to 14 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow

  • Friday

    Friday: A chance of rain and snow before 11am. Snow level 7200 feet. Mostly cloudy, with a high near 40. West southwest wind 11 to 17 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 40 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30. Breezy, with a south southeast wind 10 to 15 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 34 mph.

    Low: 30 °F

    Mostly Cloudy
    and Breezy

  • Saturday

    Saturday: A slight chance of rain and snow after 11am. Mostly cloudy, with a high near 39. Chance of precipitation is 20%.

    High: 39 °F

    Slight Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow before 11pm, then a chance of snow. Mostly cloudy, with a low around 31. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.

    High: 38 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.

    Low: 30 °F

    Snow Likely

Detailed Forecast

Tonight
A 20 percent chance of snow after 11pm. Mostly cloudy, with a steady temperature around 39. South wind 14 to 17 mph.
New Year's Day
Snow before 11am, then rain and snow. Temperature falling to around 34 by 10am. South wind 11 to 16 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
Rain and snow. Snow level 8200 feet lowering to 7300 feet after midnight . Low around 33. South southwest wind 11 to 14 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday
A chance of rain and snow before 11am. Snow level 7200 feet. Mostly cloudy, with a high near 40. West southwest wind 11 to 17 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday Night
Mostly cloudy, with a low around 30. Breezy, with a south southeast wind 10 to 15 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 34 mph.
Saturday
A slight chance of rain and snow after 11am. Mostly cloudy, with a high near 39. Chance of precipitation is 20%.
Saturday Night
A chance of rain and snow before 11pm, then a chance of snow. Mostly cloudy, with a low around 31. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.
Sunday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 37.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 26.
Tuesday
A 20 percent chance of snow. Mostly cloudy, with a high near 36.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
A 30 percent chance of snow. Partly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles ESE Hollister ID
 42.23°N 114.31°W (Elev. 6998 ft)
Last Update:
5:55 pm MST Dec 31, 2025
Forecast Valid:
9pm MST Dec 31, 2025-6pm MST Jan 7, 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