Catastrophic Flooding Persists in Hawaii; Upcoming Pattern Shift to Bring Heavy Mountain Snow to the West

A Kona Low is pulling in deep tropical moisture across the Hawaiian Islands, and producing heavy rain with significant flooding and potential for landslides. Two powerful Gulf of Alaska storms will produce areas of heavy snow and gusty winds, including a broad area of blizzard conditions across southeastern Alaska. These Alaska storms will shift to the western U.S. with heavy mountain snow. Read More >

Current conditions at

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Extended Forecast for

11 Miles W Yosemite Valley CA

Winter Weather Advisory December 8, 07:00pm until December 9, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Tonight

    Tonight: Mostly clear, with a low around 5. East wind 5 to 10 km/h.

    Mostly Clear

    Low: 5 °C

  • Wednesday

    Wednesday: Mostly sunny, with a high near 8. East southeast wind 10 to 15 km/h becoming south in the afternoon.

    Mostly Sunny

    High: 8 °C

  • Wednesday
    Night

    Wednesday Night: Rain showers after 10pm, mixing with snow after 1am. The snow could be heavy at times.  Low around -1. South wind around 15 km/h.  Chance of precipitation is 80%. New snow accumulation of 5 to 9 centimeters possible.

    Showers then
    Rain/Snow

    Low: -1 °C

  • Thursday

    Thursday: Snow showers, mainly before 10am. The snow could be heavy at times.  High near 2. West wind around 10 km/h.  Chance of precipitation is 80%. New snow accumulation of 10 to 16 centimeters possible.

    Heavy Snow
    then Chance
    Snow Showers

    High: 2 °C

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around -4. Northwest wind around 10 km/h becoming east northeast after midnight.

    Partly Cloudy

    Low: -4 °C

  • Friday

    Friday: Sunny, with a high near 1. East northeast wind 5 to 10 km/h becoming west southwest in the afternoon.

    Sunny

    High: 1 °C

  • Friday
    Night

    Friday Night: Mostly clear, with a low around -2. Southwest wind around 10 km/h becoming east northeast in the evening.

    Mostly Clear

    Low: -2 °C

  • Saturday

    Saturday: Sunny, with a high near 4. East northeast wind 5 to 10 km/h becoming west southwest in the afternoon.

    Sunny

    High: 4 °C

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 1. East northeast wind around 10 km/h.

    Partly Cloudy

    Low: 1 °C

Detailed Forecast

Tonight
Mostly clear, with a low around 5. East wind 5 to 10 km/h.
Wednesday
Mostly sunny, with a high near 8. East southeast wind 10 to 15 km/h becoming south in the afternoon.
Wednesday Night
Rain showers after 10pm, mixing with snow after 1am. The snow could be heavy at times. Low around -1. South wind around 15 km/h. Chance of precipitation is 80%. New snow accumulation of 5 to 9 centimeters possible.
Thursday
Snow showers, mainly before 10am. The snow could be heavy at times. High near 2. West wind around 10 km/h. Chance of precipitation is 80%. New snow accumulation of 10 to 16 centimeters possible.
Thursday Night
Partly cloudy, with a low around -4. Northwest wind around 10 km/h becoming east northeast after midnight.
Friday
Sunny, with a high near 1. East northeast wind 5 to 10 km/h becoming west southwest in the afternoon.
Friday Night
Mostly clear, with a low around -2. Southwest wind around 10 km/h becoming east northeast in the evening.
Saturday
Sunny, with a high near 4. East northeast wind 5 to 10 km/h becoming west southwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 1. East northeast wind around 10 km/h.
Sunday
A 30 percent chance of snow showers after 10am. Partly sunny, with a high near 4. East wind around 10 km/h becoming south southwest in the afternoon.
Sunday Night
Snow showers likely. Mostly cloudy, with a low around 0. South wind 10 to 15 km/h. Chance of precipitation is 60%.
Monday
Snow showers likely. The snow could be heavy at times. Mostly cloudy, with a high near 3. South wind 15 to 25 km/h, with gusts as high as 40 km/h. Chance of precipitation is 70%.
Monday Night
Snow showers. Low around -1. South wind 25 to 30 km/h, with gusts as high as 45 km/h. Chance of precipitation is 80%.
Tuesday
Snow showers likely. The snow could be heavy at times. Mostly cloudy, with a high near 1. South southwest wind 20 to 25 km/h, with gusts as high as 45 km/h. Chance of precipitation is 60%.
Click Map For Forecast
Point Forecast:
11 Miles W Yosemite Valley CA
 37.75°N 119.79°W (Elev. 1889 m)
3:00 pm PST Dec 7, 2021
3pm PST Dec 7, 2021-6pm PST Dec 14, 2021
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database