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 >

Hazardous Weather Conditions

Winter Storm Warning until January 8, 04:00 PM PST

Current conditions at

SISTERS (K6K5)

Lat: 44.30445°NLon: 121.53909°WElev: 3168.0ft.

37°F

3°C

Humidity	69%
Wind Speed	S 9 MPH
Barometer	29.69 in (1005.42 mb)
Dewpoint	28°F (-2°C)
Visibility	NA
Wind Chill	30°F (-1°C)
Last update	07 Jan 01:55 PM PST

More Information:

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

Extended Forecast for

8 Miles SW Sisters OR

Winter Storm Warning January 7, 02:25pm until January 8, 04:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning January 7, 02:25pm until January 8, 04:00pm
NOW until 4:00pm Thu
Winter Storm Warning
This Afternoon
High: 32 °F
Heavy Snow
Tonight
Low: 19 °F
Snow
Thursday
High: 30 °F
Snow Likely
Thursday Night
Low: 21 °F
Chance Snow
then Mostly
Cloudy
Friday
High: 40 °F
Mostly Sunny
Friday Night
Low: 26 °F
Partly Cloudy
Saturday
High: 42 °F
Partly Sunny
Saturday Night
Low: 27 °F
Mostly Cloudy

Detailed Forecast

This Afternoon

Snow. The snow could be heavy at times. High near 32. West wind around 13 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 3 to 7 inches possible.

Tonight

Snow. Low around 19. West wind around 7 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Thursday

Snow likely, mainly before 4pm. Mostly cloudy, with a high near 30. West wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Thursday Night

A 30 percent chance of snow before 10pm. Mostly cloudy, with a low around 21. Light southwest wind.

Friday

Mostly sunny, with a high near 40. Calm wind.

Friday Night

Partly cloudy, with a low around 26.

Saturday

Partly sunny, with a high near 42.

Saturday Night

Mostly cloudy, with a low around 27.

Sunday

Partly sunny, with a high near 44.