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

30°F

-1°C

Humidity 96%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 30 Dec 07:15 AM PST
Extended Forecast for

21 Miles SSW Sonora Pass CA

  • Today

    Today: Partly sunny, with a high near 45. Wind chill values as low as 20 early. East northeast wind 10 to 15 mph becoming light and variable.

    High: 45 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of rain and snow after 4am.  Snow level 7700 feet. Mostly cloudy, with a low around 32. Northeast wind around 5 mph becoming calm.  Chance of precipitation is 10%.

    Low: 32 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Rain likely, mainly after 10am.  Cloudy, with a high near 43. Wind chill values as low as 29. East northeast wind around 5 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain.  Low around 33. East wind around 5 mph becoming south after midnight.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 33 °F

    Rain

  • New Year's Day

    New Year's Day: Rain before 4pm, then rain and snow likely.  High near 39. South southwest wind 5 to 10 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 39 °F

    Rain then
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow likely, mainly before 10pm.  Snow level 8200 feet. Cloudy, with a low around 31. South wind 5 to 10 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Rain/Snow
    Likely

  • Friday

    Friday: Rain, possibly mixed with snow, mainly after 10am.  Snow level 7700 feet. High near 38. South wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow showers, becoming all snow after 7pm. Some thunder is also possible.  Low around 26. South southwest wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.

    Low: 26 °F

    Rain/Snow
    then Snow
    Showers

  • Saturday

    Saturday: Snow.  High near 34. South southwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%.

    High: 34 °F

    Snow

Detailed Forecast

Today
Partly sunny, with a high near 45. Wind chill values as low as 20 early. East northeast wind 10 to 15 mph becoming light and variable.
Tonight
A slight chance of rain and snow after 4am. Snow level 7700 feet. Mostly cloudy, with a low around 32. Northeast wind around 5 mph becoming calm. Chance of precipitation is 10%.
Wednesday
Rain likely, mainly after 10am. Cloudy, with a high near 43. Wind chill values as low as 29. East 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 33. East wind around 5 mph becoming south after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
New Year's Day
Rain before 4pm, then rain and snow likely. High near 39. South southwest wind 5 to 10 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday Night
Rain and snow likely, mainly before 10pm. Snow level 8200 feet. Cloudy, with a low around 31. South wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
Rain, possibly mixed with snow, mainly after 10am. Snow level 7700 feet. High near 38. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday Night
Rain and snow showers, becoming all snow after 7pm. Some thunder is also possible. Low around 26. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.
Saturday
Snow. High near 34. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Saturday Night
Snow likely, mainly before 4am. Mostly cloudy, with a low around 23. South wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.
Sunday
Snow likely. Mostly cloudy, with a high near 33. South southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 21. East wind around 5 mph.
Monday
A 50 percent chance of snow. Partly sunny, with a high near 37. East northeast wind around 5 mph becoming west southwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles SSW Sonora Pass CA
 38.05°N 119.72°W (Elev. 7589 ft)
7:57 am PST Dec 30, 2025
8am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
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