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

Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Current conditions at

YOSEMITE VALLEY NEAR YOSEMITE VILLAGE 1NNW YYV (YYVC1)

Lat: 37.74972°NLon: 119.58944°WElev: 4022.0ft.

NA

33°F

1°C

Humidity 89%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 30 Dec 09:15 AM PST
Extended Forecast for

Yosemite Valley CA

  • Today

    Today: Partly sunny, with a high near 50. Wind chill values as low as 30 early. North northeast wind around 5 mph becoming calm in the morning.

    High: 50 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. North wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely after 10am. Cloudy, with a high near 47. Northeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 47 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain. Low around 37. South southeast wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 37 °F

    Rain

  • New Year's Day

    New Year's Day: Rain. High near 42. South southwest wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 10pm. Cloudy, with a low around 34. South wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Rain Likely

  • Friday

    Friday: Rain and snow likely, becoming all rain after 1pm. Snow level 7600 feet. Mostly cloudy, with a high near 42. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Rain showers before 10pm, then rain and snow showers between 10pm and 1am, then snow showers after 1am. Some thunder is also possible. Snow level 7500 feet lowering to 7000 feet after midnight . Low around 30. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.

    Low: 30 °F

    Rain/Snow

  • Saturday

    Saturday: Snow. High near 37. South southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 80%.

    High: 37 °F

    Snow

Detailed Forecast

Today
Partly sunny, with a high near 50. Wind chill values as low as 30 early. North northeast wind around 5 mph becoming calm in the morning.
Tonight
Mostly cloudy, with a low around 37. North wind around 5 mph becoming calm in the evening.
Wednesday
Rain likely after 10am. Cloudy, with a high near 47. Northeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Low around 37. South southeast wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
New Year's Day
Rain. High near 42. South southwest wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain likely, mainly before 10pm. Cloudy, with a low around 34. South wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain and snow likely, becoming all rain after 1pm. Snow level 7600 feet. Mostly cloudy, with a high near 42. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday Night
Rain showers before 10pm, then rain and snow showers between 10pm and 1am, then snow showers after 1am. Some thunder is also possible. Snow level 7500 feet lowering to 7000 feet after midnight . Low around 30. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.
Saturday
Snow. High near 37. South southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 80%.
Saturday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 27. South wind 5 to 10 mph. Chance of precipitation is 60%.
Sunday
A 50 percent chance of snow. Partly sunny, with a high near 38. Southwest wind 5 to 10 mph.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 26. East wind around 5 mph.
Monday
A 40 percent chance of snow. Partly sunny, with a high near 41. East wind around 5 mph becoming southwest in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Yosemite Valley CA
 37.75°N 119.62°W (Elev. 6991 ft)
Last Update:
8:56 am PST Dec 30, 2025
Forecast Valid:
9am PST Dec 30, 2025-6pm PST Jan 5, 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