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

WAWONA (WWNC1)

Lat: 37.53447°NLon: 119.64497°WElev: 4309.0ft.

NA

50°F

10°C

Humidity 77%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 30 Dec 01:51 PM PST
Extended Forecast for

15 Miles SSE Yosemite CA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 37. Wind chill values as low as 26. East northeast wind around 5 mph.

    High: 37 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 30 percent chance of snow after 4am.  Mostly cloudy, with a low around 30. East wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph.  Little or no snow accumulation expected.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: A chance of snow before 10am, then rain and snow between 10am and 2pm, then snow after 2pm.  High near 34. Wind chill values as low as 24. East wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 34 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times.  Low around 29. Wind chill values as low as 22. South wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 29 °F

    Heavy Snow

  • New Year's Day

    New Year's Day: Snow. The snow could be heavy at times.  High near 31. South wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 31 °F

    Heavy Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow, mainly before 4am.  Mostly cloudy, with a low around 27. South southwest wind around 10 mph, with gusts as high as 15 mph.  New snow accumulation of less than one inch possible.

    Low: 27 °F

    Chance Snow

  • Friday

    Friday: A slight chance of snow before 10am, then a chance of snow showers after 10am. Some thunder is also possible.  Mostly cloudy and cold, with a high near 29. South wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%. New snow accumulation of 1 to 2 inches possible.

    High: 29 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: Snow showers. The snow could be heavy at times. Some thunder is also possible.  Low around 23. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph.  Chance of precipitation is 80%.

    Low: 23 °F

    Heavy Snow
    and Breezy

  • Saturday

    Saturday: Snow showers before 10am, then snow, mainly after 10am. The snow could be heavy at times. Some thunder is also possible.  High near 24. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%.

    High: 24 °F

    Heavy Snow
    and Breezy

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 37. Wind chill values as low as 26. East northeast wind around 5 mph.
Tonight
A 30 percent chance of snow after 4am. Mostly cloudy, with a low around 30. East wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph. Little or no snow accumulation expected.
Wednesday
A chance of snow before 10am, then rain and snow between 10am and 2pm, then snow after 2pm. High near 34. Wind chill values as low as 24. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 29. Wind chill values as low as 22. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
New Year's Day
Snow. The snow could be heavy at times. High near 31. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Thursday Night
A 50 percent chance of snow, mainly before 4am. Mostly cloudy, with a low around 27. South southwest wind around 10 mph, with gusts as high as 15 mph. New snow accumulation of less than one inch possible.
Friday
A slight chance of snow before 10am, then a chance of snow showers after 10am. Some thunder is also possible. Mostly cloudy and cold, with a high near 29. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 23. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.
Saturday
Snow showers before 10am, then snow, mainly after 10am. The snow could be heavy at times. Some thunder is also possible. High near 24. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Saturday Night
Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 20. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Sunday
Snow likely. Mostly cloudy and cold, with a high near 24. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of snow. The snow could be heavy at times. Mostly cloudy, with a low around 18. South southwest wind around 10 mph, with gusts as high as 15 mph.
Monday
A 50 percent chance of snow. Partly sunny and cold, with a high near 24. Southwest wind around 10 mph, with gusts as high as 15 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SSE Yosemite CA
 37.58°N 119.38°W (Elev. 9800 ft)
1:57 pm PST Dec 30, 2025
2pm PST Dec 30, 2025-6pm PST Jan 5, 2026
 
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