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

Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Hazardous Weather Conditions

Current conditions at

WAWONA (WWNC1)

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

NA

32°F

0°C

Humidity 100%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 12 Apr 04:51 AM PDT
Extended Forecast for

9 Miles SSE Yosemite Valley CA

Winter Storm Warning April 12, 05:51am until April 12, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 12, 05:51am until April 12, 11:00pm

    NOW until 11:00pm Sun

    Winter Storm Warning

  • Overnight

    Low: 23 °F

    Heavy Snow

  • Sunday

    Sunday: Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 24. Wind chill values as low as 9. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.

    High: 24 °F

    Heavy Snow
    and Breezy

  • Sunday Night

    Sunday Night: Snow showers before 8pm, then snow, mainly between 8pm and 11pm. The snow could be heavy at times. Some thunder is also possible. Low around 18. Wind chill values as low as 11. South southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.

    Low: 18 °F

    Heavy Snow
    then Slight
    Chance Snow

  • Monday

    Monday: A chance of snow between 11am and 2pm, then a chance of snow showers after 2pm. Some thunder is also possible. Increasing clouds and cold, with a high near 28. Wind chill values as low as 12. South southeast wind 5 to 10 mph becoming north northeast in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 40%. New snow accumulation of around an inch possible.

    High: 28 °F

    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 21. West wind 5 to 10 mph becoming east northeast after midnight. Winds could gust as high as 15 mph.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 35. East northeast wind 5 to 10 mph becoming west southwest in the morning.

    High: 35 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26. West southwest wind 5 to 10 mph becoming east northeast in the evening.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. East southeast wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 37 °F

    Mostly Sunny

Detailed Forecast

Overnight
Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 23. Wind chill values as low as 11. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 14 to 20 inches possible.
Sunday
Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 24. Wind chill values as low as 9. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.
Sunday Night
Snow showers before 8pm, then snow, mainly between 8pm and 11pm. The snow could be heavy at times. Some thunder is also possible. Low around 18. Wind chill values as low as 11. South southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.
Monday
A chance of snow between 11am and 2pm, then a chance of snow showers after 2pm. Some thunder is also possible. Increasing clouds and cold, with a high near 28. Wind chill values as low as 12. South southeast wind 5 to 10 mph becoming north northeast in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 40%. New snow accumulation of around an inch possible.
Monday Night
Partly cloudy, with a low around 21. West wind 5 to 10 mph becoming east northeast after midnight. Winds could gust as high as 15 mph.
Tuesday
Sunny, with a high near 35. East northeast wind 5 to 10 mph becoming west southwest in the morning.
Tuesday Night
Mostly clear, with a low around 26. West southwest wind 5 to 10 mph becoming east northeast in the evening.
Wednesday
Mostly sunny, with a high near 37. East southeast wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.
Wednesday Night
Partly cloudy, with a low around 29. West southwest wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 15 mph.
Thursday
A 10 percent chance of snow showers after 11am. Some thunder is also possible. Mostly sunny, with a high near 35. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 21. West wind 10 to 15 mph becoming east northeast in the evening. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 39. East northeast wind 5 to 15 mph becoming west southwest in the morning.
Friday Night
Mostly clear, with a low around 28. West southwest wind 5 to 10 mph becoming east northeast in the evening.
Saturday
Sunny, with a high near 44. East northeast wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SSE Yosemite Valley CA
 37.62°N 119.54°W (Elev. 9058 ft)
Last Update:
4:56 am PDT Apr 12, 2026
Forecast Valid:
5am PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
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