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

TUOLUMNE MEADOWS TUM (TUMC1)

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

NA

24°F

-4°C

Humidity 92%
Wind Speed SSE 40 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Wind Chill5°F (-15°C)
Last update 12 Apr 03:00 AM PDT
Extended Forecast for

11 Miles W Conway Summit CA

Winter Storm Warning April 12, 04:14am until April 12, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 12, 04:14am until April 12, 11:00pm

    NOW until 11:00pm Sun

    Winter Storm Warning

  • Overnight

    Low: 17 °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 -4. 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 6 to 10 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 -2. Breezy, with a southwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 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. Wind chill values as low as -3. Southwest wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. New snow accumulation of 1 to 2 inches 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. 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 10 to 15 mph, with gusts as high as 20 mph.

    Low: 15 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. 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.

    High: 37 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

Detailed Forecast

Overnight
Snow showers. The snow could be heavy at times. Some thunder is also possible. Steady temperature around 17. Wind chill values as low as -3. Windy, with a southwest wind around 30 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 11 to 17 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 -4. 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 6 to 10 inches possible.
Sunday Night
Snow, mainly before 11pm. The snow could be heavy at times. Low around 7. Wind chill values as low as -2. Breezy, with a southwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.
Monday
A 50 percent chance of snow. Partly sunny and cold, with a high near 30. Wind chill values as low as -3. Southwest wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. New snow accumulation of 1 to 2 inches 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. 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 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 37. 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 18. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 35 mph.
Thursday
A slight chance of snow before 11am, then a chance of snow showers after 11am. Some thunder is also possible. Partly sunny, with a high near 34. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 9. Breezy, with a west wind around 20 mph becoming east northeast after midnight. Winds could gust as high as 30 mph.
Friday
Sunny, with a high near 37. East northeast wind around 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Mostly clear, with a low around 15. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 43. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Conway Summit CA
 38.08°N 119.38°W (Elev. 11601 ft)
Last Update:
3:56 am PDT Apr 12, 2026
Forecast Valid:
4am PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
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