National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Snow and High Winds in the West; Lake Effect Snow in the Great Lakes

A Pacific storm moving across the Northwest with a trailing cold front sweeping through the West will continue heavy snow over the Cascades, northern Rockies, and the Sierra into Thursday night. High winds are forecast on the High Plains Thursday into Friday. Heavy lake effect snow will continue downwind of the Great Lakes into Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

WESTWOOD (WWDC1)

Lat: 40.305867°NLon: 120.903322°WElev: 6155ft.

NA

-2°C

28°F

Humidity 76%
Wind Speed S 11 MPH
Barometer NA
Dewpoint -6°C (21°F)
Visibility NA
Wind Chill-8°C (18°F)
Last update 30 Nov 10:56 PM PST
Extended Forecast for

4 Miles N Greenville CA

Winter Storm Warning until December 2, 04:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning until December 2, 04:00am

    NOW until
    4:00am Fri

    Winter Storm Warning

  • Overnight

    Overnight: Snow. The snow could be heavy at times. Low around -3. Breezy, with a south wind 40 to 45 km/h, with gusts as high as 75 km/h. Chance of precipitation is 90%. Total nighttime snow accumulation of 22 to 28 centimeters possible.

    Heavy Snow
    and Breezy

    Low: -3 °C

  • Thursday

    Thursday: Snow, mainly before 4pm. The snow could be heavy at times. High near -2. Breezy, with a west wind 35 to 40 km/h decreasing to 25 to 30 km/h in the afternoon. Winds could gust as high as 65 km/h. Chance of precipitation is 90%. New snow accumulation of 36 to 42 centimeters possible.

    Heavy Snow
    and Breezy

    High: -2 °C

  • Thursday
    Night

    Thursday Night: A 30 percent chance of snow before 10pm. Mostly cloudy, with a low around -11. West wind 15 to 25 km/h. New snow accumulation of 3 to 5 centimeters possible.

    Chance Snow
    then Partly
    Cloudy

    Low: -11 °C

  • Friday

    Friday: Mostly sunny, with a high near -4. South wind around 10 km/h.

    Mostly Sunny

    High: -4 °C

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around -11. South wind around 15 km/h.

    Partly Cloudy

    Low: -11 °C

  • Saturday

    Saturday: Snow likely, mainly after 4pm. The snow could be heavy at times. Snow level rising to 3800 meters in the afternoon. Mostly cloudy, with a high near -3. South wind around 15 km/h. Chance of precipitation is 60%. New snow accumulation of 6 to 10 centimeters possible.

    Heavy Snow

    High: -3 °C

  • Saturday
    Night

    Saturday Night: Snow. The snow could be heavy at times. Low around -3. Chance of precipitation is 80%. New snow accumulation of 14 to 20 centimeters possible.

    Heavy Snow

    Low: -3 °C

  • Sunday

    Sunday: Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near -2.

    Heavy Snow

    High: -2 °C

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Low around -3. Breezy, with a south wind 40 to 45 km/h, with gusts as high as 75 km/h. Chance of precipitation is 90%. Total nighttime snow accumulation of 22 to 28 centimeters possible.
Thursday
Snow, mainly before 4pm. The snow could be heavy at times. High near -2. Breezy, with a west wind 35 to 40 km/h decreasing to 25 to 30 km/h in the afternoon. Winds could gust as high as 65 km/h. Chance of precipitation is 90%. New snow accumulation of 36 to 42 centimeters possible.
Thursday Night
A 30 percent chance of snow before 10pm. Mostly cloudy, with a low around -11. West wind 15 to 25 km/h. New snow accumulation of 3 to 5 centimeters possible.
Friday
Mostly sunny, with a high near -4. South wind around 10 km/h.
Friday Night
Partly cloudy, with a low around -11. South wind around 15 km/h.
Saturday
Snow likely, mainly after 4pm. The snow could be heavy at times. Snow level rising to 3800 meters in the afternoon. Mostly cloudy, with a high near -3. South wind around 15 km/h. Chance of precipitation is 60%. New snow accumulation of 6 to 10 centimeters possible.
Saturday Night
Snow. The snow could be heavy at times. Low around -3. Chance of precipitation is 80%. New snow accumulation of 14 to 20 centimeters possible.
Sunday
Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near -2.
Sunday Night
A chance of snow. Mostly cloudy, with a low around -6.
Monday
A slight chance of snow. Partly sunny, with a high near -2.
Monday Night
A slight chance of snow. Partly cloudy, with a low around -9.
Tuesday
Mostly sunny, with a high near -2.
Tuesday Night
Mostly clear, with a low around -9.
Wednesday
Mostly sunny, with a high near -2.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
4 Miles N Greenville CA
 40.19°N 120.91°W (Elev. 1877 m)
Last Update:
11:51 pm PST Nov 30, 2022
Forecast Valid:
12am PST Dec 1, 2022-6pm PST Dec 6, 2022
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation