Hourly Weather Forecast - Portola Valley, CA

12 AM
41°F
0%
1mph
WSW
Foggy
Humidity
100%
Feels like
41°F
Dew Point
41°F
1 AM
40°F
0%
1mph
WSW
Foggy
Humidity
100%
Feels like
40°F
Dew Point
40°F
2 AM
40°F
0%
1mph
SW
Foggy
Humidity
100%
Feels like
40°F
Dew Point
40°F
3 AM
40°F
0%
1mph
SW
Foggy
Humidity
100%
Feels like
40°F
Dew Point
40°F
4 AM
40°F
0%
1mph
SW
Foggy
Humidity
100%
Feels like
40°F
Dew Point
40°F
5 AM
40°F
0%
1mph
SW
Foggy
Humidity
100%
Feels like
40°F
Dew Point
40°F
6 AM
41°F
0%
1mph
WSW
Foggy
Humidity
100%
Feels like
41°F
Dew Point
41°F
7 AM
43°F
0%
1mph
SSW
Partly Cloudy
Humidity
98%
Feels like
43°F
Dew Point
43°F
7:05 AM
8 AM
49°F
0%
1mph
W
Partly Cloudy
Humidity
96%
Feels like
49°F
Dew Point
48°F
9 AM
55°F
0%
1mph
NW
Partly Cloudy
Humidity
84%
Feels like
55°F
Dew Point
51°F
10 AM
60°F
0%
1mph
NW
Partly Cloudy
Humidity
72%
Feels like
60°F
Dew Point
51°F
11 AM
62°F
0%
2mph
NW
Partly Cloudy
Humidity
68%
Feels like
62°F
Dew Point
51°F
12 PM
63°F
0%
2mph
NW
Mostly Sunny
Humidity
67%
Feels like
63°F
Dew Point
52°F
1 PM
63°F
0%
3mph
NW
Partly Cloudy
Humidity
68%
Feels like
63°F
Dew Point
52°F
2 PM
63°F
0%
4mph
NW
Partly Cloudy
Humidity
69%
Feels like
63°F
Dew Point
52°F
3 PM
61°F
0%
4mph
NW
Partly Cloudy
Humidity
71%
Feels like
61°F
Dew Point
52°F
4 PM
58°F
0%
4mph
WNW
Partly Cloudy
Humidity
86%
Feels like
58°F
Dew Point
54°F
5 PM
53°F
0%
4mph
WNW
Foggy
Humidity
99%
Feels like
53°F
Dew Point
53°F
5:40 PM
6 PM
50°F
0%
3mph
WNW
Foggy
Humidity
100%
Feels like
50°F
Dew Point
50°F
7 PM
48°F
10%
2mph
WNW
Foggy
Humidity
100%
Feels like
48°F
Dew Point
48°F
8 PM
47°F
20%
2mph
WNW
Foggy
Humidity
100%
Feels like
47°F
Dew Point
47°F
9 PM
46°F
20%
2mph
W
Foggy
Humidity
100%
Feels like
46°F
Dew Point
46°F
10 PM
46°F
20%
2mph
WNW
Foggy
Humidity
100%
Feels like
46°F
Dew Point
46°F
11 PM
46°F
10%
1mph
WNW
Foggy
Humidity
100%
Feels like
46°F
Dew Point
46°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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