Hourly Weather Forecast - South San Francisco, CA

10 AM
49°F
0%
3mph
ENE
Mostly Cloudy
Humidity
87%
Feels like
48°F
Dew Point
45°F
11 AM
50°F
0%
3mph
ENE
Mostly Cloudy
Humidity
84%
Feels like
50°F
Dew Point
46°F
12 PM
52°F
0%
3mph
ENE
Partly Cloudy
Humidity
79%
Feels like
52°F
Dew Point
45°F
1 PM
52°F
0%
3mph
NE
Partly Cloudy
Humidity
77%
Feels like
52°F
Dew Point
45°F
2 PM
52°F
0%
3mph
NNE
Partly Cloudy
Humidity
77%
Feels like
52°F
Dew Point
45°F
3 PM
51°F
0%
3mph
N
Partly Cloudy
Humidity
80%
Feels like
51°F
Dew Point
45°F
4 PM
50°F
0%
3mph
NNW
Partly Cloudy
Humidity
84%
Feels like
50°F
Dew Point
45°F
4:51 PM
5 PM
48°F
0%
3mph
NNW
Mostly Clear
Humidity
88%
Feels like
48°F
Dew Point
45°F
6 PM
47°F
0%
3mph
NNW
Mostly Clear
Humidity
90%
Feels like
47°F
Dew Point
44°F
7 PM
46°F
0%
3mph
NNW
Hazy
Humidity
93%
Feels like
46°F
Dew Point
44°F
8 PM
46°F
0%
2mph
NNW
Hazy
Humidity
94%
Feels like
46°F
Dew Point
44°F
9 PM
45°F
0%
3mph
NW
Hazy
Humidity
94%
Feels like
45°F
Dew Point
44°F
10 PM
45°F
0%
2mph
NW
Hazy
Humidity
94%
Feels like
45°F
Dew Point
43°F
11 PM
44°F
0%
2mph
NNW
Hazy
Humidity
96%
Feels like
44°F
Dew Point
43°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Sunday Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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