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

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley this afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Hazardous Weather Conditions

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

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

NA

47°F

8°C

Humidity 57%
Wind Speed WSW 2 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 09 Apr 04:00 PM PDT
Extended Forecast for

14 Miles W Conway Summit CA

Winter Storm Warning April 10, 05:00pm until April 12, 11:00pm
Click here for hazard details and duration
Winter Storm Warning

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Snow level 9900 feet. Partly sunny, with a steady temperature around 48. Southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 48 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of rain showers before 8pm, then a chance of snow. Some thunder is also possible. Mostly cloudy, with a low around 27. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: Snow showers likely before 3pm, then rain showers likely between 3pm and 4pm, then snow showers likely after 4pm. Some thunder is also possible. Mostly cloudy, with a high near 45. Wind chill values as low as 18 early. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Breezy. Snow
    Showers
    Likely then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Snow showers before 11pm, then snow after 11pm. Some thunder is also possible. Low around 21. Wind chill values as low as 9. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 21 °F

    Snow Showers
    and Breezy

  • Saturday

    Saturday: Snow likely before 2pm, then snow showers likely after 2pm. Some thunder is also possible. Mostly cloudy, with a high near 40. Windy, with a south southwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 40 °F

    Snow Likely
    and Windy

  • Saturday Night

    Saturday Night: Snow showers before 2am, then snow after 2am. The snow could be heavy at times. Some thunder is also possible. Low around 15. Windy, with a south southwest wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 8 to 12 inches possible.

    Low: 15 °F

    Heavy Snow
    and Windy

  • Sunday

    Sunday: Snow before 11am, then snow showers after 11am. Some thunder is also possible. High near 31. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 31 °F

    Snow and
    Breezy

  • Sunday Night

    Sunday Night: Snow showers before 11pm, then a chance of snow after 11pm. Some thunder is also possible. Low around 11. 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%.

    Low: 11 °F

    Snow Showers
    and Breezy
    then Chance
    Snow

  • Monday

    Monday: A chance of snow before 11am, then a chance of snow showers after 11am. Some thunder is also possible. Partly sunny, with a high near 36. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 36 °F

    Chance Snow

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Snow level 9900 feet. Partly sunny, with a steady temperature around 48. Southwest wind around 15 mph, with gusts as high as 30 mph.
Tonight
A chance of rain showers before 8pm, then a chance of snow. Some thunder is also possible. Mostly cloudy, with a low around 27. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
Snow showers likely before 3pm, then rain showers likely between 3pm and 4pm, then snow showers likely after 4pm. Some thunder is also possible. Mostly cloudy, with a high near 45. Wind chill values as low as 18 early. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday Night
Snow showers before 11pm, then snow after 11pm. Some thunder is also possible. Low around 21. Wind chill values as low as 9. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Saturday
Snow likely before 2pm, then snow showers likely after 2pm. Some thunder is also possible. Mostly cloudy, with a high near 40. Windy, with a south southwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Snow showers before 2am, then snow after 2am. The snow could be heavy at times. Some thunder is also possible. Low around 15. Windy, with a south southwest wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 8 to 12 inches possible.
Sunday
Snow before 11am, then snow showers after 11am. Some thunder is also possible. High near 31. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Sunday Night
Snow showers before 11pm, then a chance of snow after 11pm. Some thunder is also possible. Low around 11. 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%.
Monday
A chance of snow before 11am, then a chance of snow showers after 11am. Some thunder is also possible. Partly sunny, with a high near 36. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Monday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 13. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 43. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 18. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 47. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 22. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Partly sunny, with a high near 47. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles W Conway Summit CA
 38.11°N 119.45°W (Elev. 9738 ft)
Last Update:
3:56 pm PDT Apr 9, 2026
Forecast Valid:
4pm PDT Apr 9, 2026-6pm PDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation