Storm Tracking Across the Plains; Powerful Pacific System is Approaching

Some heavy rain and possible flash flooding may affect the Central Plains through Thursday. Meanwhile, wintry weather conditions will spread through portions of Central and Northern Plains. A powerful storm system is forecast to approach the Pacific Northwest, then spreading inland and down through California through the end of this week. A series of storms will impact Alaska into the weekend. Read More >

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Current conditions at

Nevada County Air Park (KGOO)

Lat: 39.224028°NLon: 121.003083°WElev: 3154ft.

Overcast

39°F

4°C

Humidity	75%
Wind Speed	E 5 MPH
Barometer	30.25 in (1024.38 mb)
Dewpoint	32°F (0°C)
Visibility	10.00 mi
Wind Chill	35°F (2°C)
Last update	08 Dec 02:15 AM PST

More Information:

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

Extended Forecast for

Grass Valley CA

Overnight

Mostly Cloudy
Low: 33 °F
Thursday

Mostly Cloudy
then Showers
Likely
High: 45 °F
Thursday
Night

Showers then
Showers
Likely
Low: 39 °F
Friday

Chance
Showers
High: 43 °F
Friday
Night

Showers
Low: 37 °F
Saturday

Heavy Rain
and Breezy
High: 42 °F
Saturday
Night

Heavy Rain
Low: 35 °F
Sunday

Rain/Snow
then Showers
High: 39 °F
Sunday
Night

Chance
Rain/Snow
then Chance
Snow Showers
and Areas Fog
Low: 29 °F

Detailed Forecast

Overnight

Mostly cloudy, with a low around 33. Calm wind.

Thursday

Showers likely, mainly after 5pm. Mostly cloudy, with a high near 45. Light east southeast wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Thursday Night

Showers, mainly before 2am. Steady temperature around 39. South southeast wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Friday

A 30 percent chance of showers, mainly after 4pm. Mostly cloudy, with a high near 43. South wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

Showers, mainly after 10pm. Low around 37. South southeast wind 7 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.

Saturday

Showers, with thunderstorms also possible after 4pm. Some of the storms could produce heavy rainfall. High near 42. Breezy. Chance of precipitation is 100%.

Saturday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 35. Chance of precipitation is 100%.

Sunday

Rain and snow showers, becoming all rain after 10am. Cloudy, with a high near 39.

Sunday Night

A chance of rain and snow showers before 10pm, then a chance of snow showers. Areas of fog after 3am. Otherwise, mostly cloudy, with a low around 29.

Monday

Patchy fog before 9am. Otherwise, mostly sunny, with a high near 41.

Monday Night

Patchy fog. Otherwise, mostly clear, with a low around 23.

Tuesday

Patchy fog. Otherwise, mostly sunny, with a high near 43.