Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Mostly Cloudy

53°F

12°C

Humidity	89%
Wind Speed	N 4 MPH
Barometer	30.06 in (1017.95 mb)
Dewpoint	50°F (10°C)
Visibility	10.00 mi
Last update	21 Jan 10:56 PM PST

More Information:

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

Extended Forecast for

2 Miles SE Colma CA

Tonight
Low: 48 °F
Mostly Cloudy
Thursday
High: 61 °F
Patchy Fog
then Mostly
Sunny
Thursday Night
Low: 48 °F
Partly Cloudy
then Patchy
Fog
Friday
High: 60 °F
Patchy Fog
then Mostly
Sunny
Friday Night
Low: 45 °F
Mostly Clear
Saturday
High: 62 °F
Sunny
Saturday Night
Low: 43 °F
Mostly Clear
Sunday
High: 60 °F
Partly Sunny
Sunday Night
Low: 44 °F
Mostly Cloudy

Detailed Forecast

Tonight

Mostly cloudy, with a low around 48. Calm wind.

Thursday

Patchy fog before 10am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming west around 6 mph in the afternoon.

Thursday Night

Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 48. Light west wind.

Friday

Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 60. Calm wind becoming north around 6 mph in the afternoon.

Friday Night

Mostly clear, with a low around 45. Light and variable wind.

Saturday

Sunny, with a high near 62.

Saturday Night

Mostly clear, with a low around 43.

Sunday

Partly sunny, with a high near 60.

Sunday Night

Mostly cloudy, with a low around 44.

Monday

Mostly sunny, with a high near 62.