Heavy Rainfall Across the Lower Mississippi Valley and Gulf Coast; Storm System Impacting the Northwest

Periods of heavy rainfall are expected across the Lower Mississippi Valley and Gulf Coast Friday. A Slight Risk (level 2 of 4) of Excessive Rainfall has been issued for portions of the Texas and Louisiana coast. A strong Pacific storm will impact the Pacific Northwest and Great Basin Friday through the weekend, bringing high elevation snow, lower elevation rain, and strong winds. Read More >

Hazardous Weather Conditions

Winter Storm Warning in effect from May 4, 11:00 AM PDT until May 5, 08:00 AM PDT

Current conditions at

HELL HOLE (HLLC1)

Lat: 39.06971°NLon: 120.41989°WElev: 5240.0ft.

62°F

17°C

Humidity	43%
Wind Speed	W 5 MPH
Barometer	NA
Dewpoint	39°F (4°C)
Visibility	NA
Last update	03 May 01:09 PM PDT

More Information:

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

Extended Forecast for

4 Miles E Donner Summit CA

Winter Storm Warning May 4, 11:00am until May 5, 08:00am

Click here for hazard details and duration

Winter Storm Warning

This Afternoon
High: 57 °F
Sunny
Tonight
Low: 34 °F
Partly Cloudy
then Mostly
Cloudy and
Breezy
Saturday
High: 38 °F⇓
Rain/Snow and
Windy then
Heavy Snow
and Breezy
Saturday Night
Low: 21 °F
Heavy Snow
and Breezy
then Chance
Snow Showers
Sunday
High: 33 °F
Slight Chance
Snow Showers
then Partly
Sunny
Sunday Night
Low: 21 °F
Partly Cloudy
Monday
High: 42 °F
Mostly Sunny
Monday Night
Low: 27 °F
Partly Cloudy
Tuesday
High: 47 °F
Sunny

Detailed Forecast

This Afternoon

Sunny, with a high near 57. West southwest wind around 10 mph.

Tonight

Increasing clouds, with a low around 34. Breezy, with a southwest wind 9 to 14 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 31 mph.

Saturday

Rain and snow showers likely before 11am, then snow showers. The snow could be heavy at times. Temperature falling to around 28 by 5pm. Windy, with a southwest wind 21 to 31 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

Saturday Night

Snow showers, mainly before 11pm. The snow could be heavy at times. Low around 21. Breezy, with a southwest wind 17 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Sunday

A 20 percent chance of snow showers before 11am. Partly sunny, with a high near 33. West wind 10 to 13 mph, with gusts as high as 18 mph.

Sunday Night

Partly cloudy, with a low around 21.

Monday

Mostly sunny, with a high near 42.

Monday Night

Partly cloudy, with a low around 27.

Tuesday

Sunny, with a high near 47.

Tuesday Night

Mostly clear, with a low around 26.