Hourly Weather Forecast - Portola Valley, CA

12 AM
46°F
10%
1mph
WNW
Foggy
Humidity
100%
Feels like
46°F
Dew Point
46°F
1 AM
45°F
10%
1mph
WNW
Foggy
Humidity
100%
Feels like
45°F
Dew Point
45°F
2 AM
45°F
10%
1mph
NW
Foggy
Humidity
100%
Feels like
45°F
Dew Point
45°F
3 AM
45°F
10%
2mph
NW
Foggy
Humidity
100%
Feels like
45°F
Dew Point
45°F
4 AM
44°F
10%
2mph
NW
Foggy
Humidity
100%
Feels like
44°F
Dew Point
44°F
5 AM
44°F
10%
2mph
NW
Foggy
Humidity
100%
Feels like
44°F
Dew Point
44°F
6 AM
44°F
0%
2mph
NNW
Foggy
Humidity
100%
Feels like
44°F
Dew Point
44°F
7 AM
45°F
0%
2mph
NNW
Foggy
Humidity
100%
Feels like
45°F
Dew Point
45°F
7:04 AM
8 AM
50°F
0%
2mph
N
Foggy
Humidity
100%
Feels like
50°F
Dew Point
50°F
9 AM
55°F
0%
2mph
N
Partly Cloudy
Humidity
91%
Feels like
55°F
Dew Point
53°F
10 AM
59°F
0%
2mph
N
Partly Cloudy
Humidity
74%
Feels like
59°F
Dew Point
51°F
11 AM
60°F
0%
3mph
N
Partly Cloudy
Humidity
68%
Feels like
60°F
Dew Point
50°F
12 PM
61°F
0%
3mph
N
Mostly Cloudy
Humidity
63%
Feels like
61°F
Dew Point
48°F
1 PM
61°F
0%
3mph
N
Cloudy
Humidity
61%
Feels like
61°F
Dew Point
48°F
2 PM
61°F
0%
3mph
NNW
Cloudy
Humidity
59%
Feels like
61°F
Dew Point
47°F
3 PM
60°F
0%
4mph
NNW
Cloudy
Humidity
58%
Feels like
60°F
Dew Point
45°F
4 PM
56°F
10%
4mph
NNW
Cloudy
Humidity
67%
Feels like
56°F
Dew Point
46°F
5 PM
52°F
10%
4mph
NNW
Cloudy
Humidity
76%
Feels like
52°F
Dew Point
44°F
5:41 PM
6 PM
49°F
10%
3mph
NNW
Cloudy
Humidity
80%
Feels like
48°F
Dew Point
43°F
7 PM
47°F
10%
3mph
NW
Cloudy
Humidity
83%
Feels like
47°F
Dew Point
42°F
8 PM
45°F
10%
3mph
NW
Cloudy
Humidity
86%
Feels like
45°F
Dew Point
41°F
9 PM
44°F
10%
2mph
NNW
Cloudy
Humidity
88%
Feels like
44°F
Dew Point
41°F
10 PM
43°F
10%
2mph
NW
Cloudy
Humidity
90%
Feels like
43°F
Dew Point
40°F
11 PM
42°F
10%
2mph
WNW
Cloudy
Humidity
92%
Feels like
42°F
Dew Point
40°F

Saturday Morning's Low Temperatures

Snow, Record-Breaking Cold Headed for Great Lakes & Northeast

Frigid temperatures, high winds, and snow headed to a large portion of the eastern U.S. today through this weekend.

Weekend Weather Outlook

Weekend Weather Outlook

Image courtesy of Pixabay.com

All About Snow Squalls

Weekly Drought Map for February 5, 2026

Scarce Precipitation Leads to Widespread Drought Degradation

Image by Frauke Feind from Pixabay

During Strong Winds: Stay Ready

Windchill chart

Dangers of Wind Chills

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