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 >

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

Lat: 37.87639°NLon: 119.34806°WElev: 8654.0ft.

NA

40°F

4°C

Humidity 52%
Wind Speed W 2 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 11 Apr 01:00 PM PDT
Extended Forecast for

11 Miles W Conway Summit CA

Winter Storm Warning April 11, 01:58pm until April 12, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 11, 01:58pm until April 12, 11:00pm

    NOW until 11:00pm Sun

    Winter Storm Warning

  • This Afternoon

    High: 35 °F

    Chance Snow
    and Windy

  • Tonight

    Tonight: Snow showers. The snow could be heavy at times. Some thunder is also possible.  Low around 11. Wind chill values as low as -6. Windy, with a south southwest wind around 30 mph, with gusts as high as 50 mph.  Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

    Low: 11 °F

    Heavy Snow
    and Windy

  • Sunday

    Sunday: Snow showers before 8am, then snow between 8am and 11am, then snow showers after 11am. The snow could be heavy at times. Some thunder is also possible.  High near 25. Wind chill values as low as -9. Windy, with a south southwest wind 25 to 30 mph, with gusts as high as 45 mph.  Chance of precipitation is 90%. New snow accumulation of 9 to 13 inches possible.

    High: 25 °F

    Heavy Snow
    and Windy

  • Sunday Night

    Sunday Night: Snow, mainly before 11pm. The snow could be heavy at times.  Low around 7. Wind chill values as low as -5. Breezy, with a southwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 40 mph.  Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 7 °F

    Heavy Snow
    and Breezy
    then Chance
    Snow

  • Monday

    Monday: A 50 percent chance of snow.  Partly sunny and cold, with a high near 30. Southwest wind 5 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.  New snow accumulation of less than one inch possible.

    High: 30 °F

    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 9. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 9 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 35. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 35 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 15. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 15 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A chance of snow before 2pm, then a chance of snow showers after 2pm. Some thunder is also possible. Mostly cloudy, with a high near 35. Wind chill values as low as 17. Windy, with a south southwest wind around 30 mph, with gusts as high as 50 mph. Chance of precipitation is 50%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 11. Wind chill values as low as -6. Windy, with a south southwest wind around 30 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.
Sunday
Snow showers before 8am, then snow between 8am and 11am, then snow showers after 11am. The snow could be heavy at times. Some thunder is also possible. High near 25. Wind chill values as low as -9. Windy, with a south southwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 9 to 13 inches possible.
Sunday Night
Snow, mainly before 11pm. The snow could be heavy at times. Low around 7. Wind chill values as low as -5. Breezy, with a southwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Monday
A 50 percent chance of snow. Partly sunny and cold, with a high near 30. Southwest wind 5 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. New snow accumulation of less than one inch possible.
Monday Night
Partly cloudy, with a low around 9. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 35. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 15. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 39. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
Mostly cloudy, with a low around 19. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.
Thursday
A 20 percent chance of snow showers. Some thunder is also possible. Mostly sunny, with a high near 37. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 13. West wind around 15 mph becoming east northeast after midnight. Winds could gust as high as 30 mph.
Friday
Sunny, with a high near 42. East wind 10 to 15 mph becoming west in the morning. Winds could gust as high as 20 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Conway Summit CA
 38.08°N 119.38°W (Elev. 11601 ft)
12:56 pm PDT Apr 11, 2026
1pm PDT Apr 11, 2026-6pm PDT Apr 17, 2026
 
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