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

Extreme Cold Watch in effect from January 9, 01:00 AM PST until January 9, 09:00 AM PST

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

Lat: 37.61961°NLon: 122.36558°WElev: 10.0ft.

Mostly Cloudy

54°F

12°C

Humidity	81%
Wind Speed	W 8 MPH
Barometer	30.04 in (1017.27 mb)
Dewpoint	48°F (9°C)
Visibility	10.00 mi
Last update	07 Jan 06:35 AM PST

More Information:

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

Extended Forecast for

San Francisco International Airport CA

Extreme Cold Watch January 9, 01:00am until January 9, 09:00am

Click here for hazard details and duration

Extreme Cold Watch

Today
High: 56 °F
Decreasing
Clouds
Tonight
Low: 46 °F
Mostly Clear
Thursday
High: 55 °F
Sunny
Thursday Night
Low: 42 °F
Mostly Clear
Friday
High: 55 °F
Sunny
Friday Night
Low: 41 °F
Partly Cloudy
Saturday
High: 56 °F
Partly Sunny
Saturday Night
Low: 43 °F
Mostly Cloudy
Sunday
High: 57 °F
Partly Sunny

Detailed Forecast

Today

Mostly cloudy, then gradually becoming sunny, with a high near 56. West northwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 22 mph.

Tonight

Mostly clear, with a low around 46. West northwest wind 17 to 21 mph, with gusts as high as 25 mph.

Thursday

Sunny, with a high near 55. North northwest wind around 15 mph, with gusts as high as 20 mph.

Thursday Night

Mostly clear, with a low around 42. North northeast wind 9 to 13 mph.

Friday

Sunny, with a high near 55. East northeast wind around 10 mph.

Friday Night

Partly cloudy, with a low around 41.

Saturday

Partly sunny, with a high near 56.