National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the West Coast through Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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7-Day Forecast for Latitude 39.23°N and Longitude 121.05°W (Elev. 2657 ft) (Text-Only)
NWS Forecast for: Grass Valley CA
Issued by: National Weather Service Sacramento, CA
Last Update: 1:30 pm PST Dec 20, 2014
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Tonight

Slight Chc Showers. Chance for Measurable Precipitation 20%
Slight Chc
Showers
Lo 43 °F
Sunday

Partly Sunny
Partly
Sunny
Hi 55 °F
Sunday
Night

Partly Cloudy
Partly
Cloudy
Lo 43 °F
Monday

Sunny
Sunny

Hi 64 °F
Monday
Night

Mostly Clear
Mostly
Clear
Lo 37 °F
Tuesday

Sunny
Sunny

Hi 66 °F
Tuesday
Night

Partly Cloudy
Partly
Cloudy
Lo 44 °F
Wednesday

Slight Chc Rain
Slight Chc
Rain
Hi 58 °F
Wednesday
Night

Chance Rain
Chance
Rain
Lo 39 °F
Tonight: A 20 percent chance of showers. Mostly cloudy, with a low around 43. East southeast wind around 7 mph. New precipitation amounts of less than a tenth of an inch possible.

Sunday: Partly sunny, with a high near 55. South southeast wind 3 to 5 mph.

Sunday Night: Partly cloudy, with a low around 43. Calm wind becoming northeast around 5 mph after midnight.

Monday: Sunny, with a high near 64. Northeast wind around 8 mph.

Monday Night: Mostly clear, with a low around 37. East northeast wind 7 to 11 mph.

Tuesday: Sunny, with a high near 66.

Tuesday Night: Partly cloudy, with a low around 44.

Wednesday: A slight chance of rain. Partly sunny, with a high near 58.

Wednesday Night: A chance of rain. Mostly cloudy, with a low around 39.

Christmas Day: Mostly sunny, with a high near 51.

Thursday Night: Mostly clear, with a low around 36.

Friday: Sunny, with a high near 51.

Friday Night: Partly cloudy, with a low around 36.

Saturday: Mostly sunny, with a high near 52.



Point Forecast: Grass Valley CA
 39.23°N 121.05°W (Elev. 2657 ft)

Visit your local NWS office at: http://www.wrh.noaa.gov/sto