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

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

Tioga Pass CA

Winter Storm Warning April 12, 04:01am until April 12, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 12, 04:01am until April 12, 11:00pm

    NOW until 11:00pm Sun

    Winter Storm Warning

  • Overnight

    Low: 19 °F

    Heavy Snow
    and Breezy

  • 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 1. Breezy, with a southwest wind around 20 mph, with gusts as high as 45 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 25 °F

    Heavy Snow
    and Breezy

  • Sunday Night

    Sunday Night: Snow showers likely before 8pm, then snow likely, mainly between 8pm and 11pm. Some thunder is also possible.  Mostly cloudy, with a low around 8. West southwest wind 10 to 15 mph becoming light  after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.

    Low: 8 °F

    Snow Showers
    Likely then
    Chance Snow

  • Monday

    Monday: A 50 percent chance of snow, mainly after 11am.  Partly sunny and cold, with a high near 29. Wind chill values as low as 9. Calm wind becoming west northwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.  New snow accumulation of around an inch possible.

    High: 29 °F

    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 13 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 36. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 36 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 18. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 18 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. West southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

Overnight
Snow showers. The snow could be heavy at times. Some thunder is also possible. Steady temperature around 19. Wind chill values as low as 2. Breezy, with a southwest wind around 20 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 9 to 13 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 1. Breezy, with a southwest wind around 20 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Sunday Night
Snow showers likely before 8pm, then snow likely, mainly between 8pm and 11pm. Some thunder is also possible. Mostly cloudy, with a low around 8. West southwest wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.
Monday
A 50 percent chance of snow, mainly after 11am. Partly sunny and cold, with a high near 29. Wind chill values as low as 9. Calm wind becoming west northwest around 5 mph in the afternoon. Winds could gust as high as 15 mph. New snow accumulation of around an inch possible.
Monday Night
Partly cloudy, with a low around 13. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 36. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 18. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 38. West southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
Mostly cloudy, with a low around 20. West southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday
A 20 percent chance of snow showers after 11am. Some thunder is also possible. Mostly sunny, with a high near 35. West southwest wind 10 to 15 mph, with gusts as high as 35 mph.
Thursday Night
Partly cloudy, with a low around 11. West wind 10 to 15 mph becoming northeast in the evening. Winds could gust as high as 30 mph.
Friday
Sunny, with a high near 38. Northeast wind around 10 mph becoming west in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Mostly clear, with a low around 18. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 45. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Tioga Pass CA
 37.91°N 119.26°W (Elev. 10449 ft)
3:56 am PDT Apr 12, 2026
4am PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
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