Hourly Weather Forecast - Sunnyvale, CA

12 AM
48°F
0%
2mph
ENE
Cloudy
Humidity
85%
Feels like
48°F
Dew Point
44°F
1 AM
48°F
0%
2mph
ENE
Cloudy
Humidity
86%
Feels like
48°F
Dew Point
44°F
2 AM
47°F
0%
2mph
ENE
Cloudy
Humidity
87%
Feels like
47°F
Dew Point
43°F
3 AM
46°F
0%
2mph
ENE
Cloudy
Humidity
89%
Feels like
46°F
Dew Point
43°F
4 AM
45°F
0%
2mph
ENE
Cloudy
Humidity
91%
Feels like
45°F
Dew Point
43°F
5 AM
44°F
0%
2mph
ENE
Cloudy
Humidity
94%
Feels like
44°F
Dew Point
43°F
6 AM
44°F
0%
2mph
ENE
Cloudy
Humidity
96%
Feels like
44°F
Dew Point
43°F
7 AM
46°F
0%
2mph
ENE
Cloudy
Humidity
91%
Feels like
46°F
Dew Point
43°F
7:20 AM
8 AM
49°F
0%
2mph
NE
Cloudy
Humidity
86%
Feels like
49°F
Dew Point
45°F
9 AM
54°F
0%
2mph
NE
Partly Cloudy
Humidity
77%
Feels like
54°F
Dew Point
47°F
10 AM
58°F
0%
2mph
NNE
Partly Cloudy
Humidity
68%
Feels like
58°F
Dew Point
47°F
11 AM
61°F
0%
2mph
N
Partly Cloudy
Humidity
61%
Feels like
61°F
Dew Point
47°F
12 PM
64°F
0%
3mph
NNW
Partly Cloudy
Humidity
55%
Feels like
64°F
Dew Point
47°F
1 PM
66°F
0%
3mph
NNW
Mostly Sunny
Humidity
51%
Feels like
66°F
Dew Point
48°F
2 PM
67°F
0%
3mph
NNW
Mostly Sunny
Humidity
50%
Feels like
67°F
Dew Point
48°F
3 PM
66°F
0%
4mph
NNW
Mostly Sunny
Humidity
52%
Feels like
66°F
Dew Point
48°F
4 PM
64°F
0%
4mph
NNW
Mostly Sunny
Humidity
57%
Feels like
64°F
Dew Point
48°F
5 PM
61°F
0%
3mph
NNW
Partly Cloudy
Humidity
63%
Feels like
61°F
Dew Point
48°F
5:17 PM
6 PM
58°F
0%
3mph
NNW
Partly Cloudy
Humidity
69%
Feels like
58°F
Dew Point
47°F
7 PM
55°F
0%
2mph
NNW
Mostly Cloudy
Humidity
74%
Feels like
55°F
Dew Point
47°F
8 PM
53°F
0%
2mph
N
Partly Cloudy
Humidity
77%
Feels like
53°F
Dew Point
46°F
9 PM
51°F
0%
2mph
NNE
Partly Cloudy
Humidity
79%
Feels like
51°F
Dew Point
45°F
10 PM
50°F
0%
1mph
NNE
Partly Cloudy
Humidity
82%
Feels like
50°F
Dew Point
44°F
11 PM
49°F
0%
1mph
NE
Partly Cloudy
Humidity
83%
Feels like
49°F
Dew Point
44°F

Wednesday's Weather Outlook

Wednesday's Weather Outlook

It will be a tale of two seasons on Wednesday, with cold, wintry weather in the East and dry, spring-like weather in the West.

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

(Image provided by Pixabay.com)

Before a High Wind Event

Windchill chart

Dangers of Wind Chills

A snow-covered trail in Sparkill, N.Y. (H. Martinez, WeatherBug user)

Top Winter Hiking Destinations

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide