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 >

Hazardous Weather Conditions

Winter Weather Advisory in effect from December 8, 07:00 PM PST until December 9, 04:00 PM PST

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Current conditions at

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Lat: 0°NLon: 0°WElev: ft.

°C

°F

Humidity	%
Wind Speed
Barometer	in
Dewpoint	°C (°F)
Visibility	0.00 km
Last update

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

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

Mostly Clear
Low: 5 °C
Wednesday

Mostly Sunny
High: 8 °C
Wednesday
Night

Showers then
Rain/Snow
Low: -1 °C
Thursday

Heavy Snow
then Chance
Snow Showers
High: 2 °C
Thursday
Night

Partly Cloudy
Low: -4 °C
Friday

Sunny
High: 1 °C
Friday
Night

Mostly Clear
Low: -2 °C
Saturday

Sunny
High: 4 °C
Saturday
Night

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%.