Heavy Snow in the Cascades and Northern Rockies; Wintry Mix in the Northeast; High Winds in Southern California

Two more cold fronts will pass through the Northwest U.S. this week with heavy mountain snow continuing across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain across the Northeast U.S. today. High winds could blow down trees and power lines in the mountains of southern California this evening through Thursday. Read More >

Current conditions at

HELL HOLE (HLLC1)

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

34°F

1°C

Humidity	95%
Wind Speed	WSW 5 MPH
Barometer	NA
Dewpoint	33°F (1°C)
Visibility	NA
Wind Chill	29°F (-2°C)
Last update	07 Jan 04:09 PM PST

More Information:

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

Extended Forecast for

4 Miles ESE Donner Summit CA

This Afternoon
High: 28 °F
Slight Chance
Snow
Tonight
Low: 13 °F
Heavy Snow
and Patchy
Fog
Thursday
High: 26 °F
Frost and
Patchy Fog
then Frost
Thursday Night
Low: 11 °F
Frost then
Mostly Clear
Friday
High: 36 °F
Frost then
Sunny
Friday Night
Low: 13 °F
Frost
Saturday
High: 40 °F
Frost
Saturday Night
Low: 20 °F
Frost then
Mostly Cloudy
Sunday
High: 44 °F
Frost then
Partly Sunny

Detailed Forecast

This Afternoon

A 20 percent chance of snow. Mostly cloudy, with a steady temperature around 28. West southwest wind around 10 mph, with gusts as high as 22 mph.

Tonight

Snow showers before 1am, then snow likely between 1am and 2am. The snow could be heavy at times. Some thunder is also possible. Patchy fog after 4am. Widespread frost after 3am. Low around 13. Southwest wind 6 to 14 mph becoming west northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

Thursday

Patchy fog before 7am. Widespread frost before noon, then widespread frost after 5pm. Otherwise, sunny, with a high near 26. East northeast wind 6 to 8 mph, with gusts as high as 18 mph.

Thursday Night

Widespread frost before 7pm. Otherwise, mostly clear, with a low around 11. Wind chill values as low as zero. East northeast wind around 10 mph, with gusts as high as 23 mph.

Friday

Widespread frost before 11am. Otherwise, sunny, with a high near 36. East wind around 7 mph.

Friday Night

Widespread frost. Otherwise, mostly clear, with a low around 13.

Saturday

Widespread frost before 10am, then widespread frost after 5pm. Otherwise, mostly sunny, with a high near 40.

Saturday Night

Widespread frost before 7pm. Otherwise, mostly cloudy, with a low around 20.

Sunday

Widespread frost before 9am. Otherwise, partly sunny, with a high near 44.

Sunday Night

Partly cloudy, with a low around 22.