National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Current conditions at

Gem Valley (ITDC3)

Lat: 42.64943°NLon: 111.82603°WElev: 5523.0ft.

NA

32°F

0°C

Humidity 94%
Wind Speed SSW 14 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility 1.24 mi
Wind Chill22°F (-6°C)
Last update 27 Dec 03:15 AM MST
Extended Forecast for

8 Miles SW Downey ID

  • Overnight

    Overnight: A 20 percent chance of snow. Partly cloudy, with a steady temperature around 33. South southwest wind around 10 mph, with gusts as high as 18 mph.

    Low: 33 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Snow likely, mainly before 2pm. Partly sunny, with a temperature falling to around 25 by 5pm. South southwest wind 13 to 21 mph becoming west in the morning. Winds could gust as high as 32 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 33 °F⇓

    Snow Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of snow, mainly before 10pm. Partly cloudy, with a low around 16. North northwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 34 mph. New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Chance Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 26. North northwest wind around 7 mph becoming west in the afternoon.

    High: 26 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 14. Northwest wind around 5 mph becoming calm in the evening.

    Low: 14 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 30.

    High: 30 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 35.

    High: 35 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of snow. Partly cloudy, with a steady temperature around 33. South southwest wind around 10 mph, with gusts as high as 18 mph.
Saturday
Snow likely, mainly before 2pm. Partly sunny, with a temperature falling to around 25 by 5pm. South southwest wind 13 to 21 mph becoming west in the morning. Winds could gust as high as 32 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday Night
A 30 percent chance of snow, mainly before 10pm. Partly cloudy, with a low around 16. North northwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 34 mph. New snow accumulation of less than a half inch possible.
Sunday
Sunny, with a high near 26. North northwest wind around 7 mph becoming west in the afternoon.
Sunday Night
Mostly clear, with a low around 14. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 30.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Sunny, with a high near 35.
Tuesday Night
Mostly clear, with a low around 22.
Wednesday
Sunny, with a high near 39.
Wednesday Night
Mostly clear, with a low around 26.
New Year's Day
Partly sunny, with a high near 41.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 32.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SW Downey ID
 42.35°N 112.23°W (Elev. 5600 ft)
Last Update:
3:18 am MST Dec 27, 2025
Forecast Valid:
3am MST Dec 27, 2025-6pm MST Jan 2, 2026
 
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Additional Resources

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Chance of Precipitation