Hourly Weather Forecast - Castro Valley, CA

12 AM
49°F
10%
5mph
W
Mostly Cloudy
Humidity
77%
Feels like
47°F
Dew Point
42°F
1 AM
49°F
0%
5mph
W
Mostly Cloudy
Humidity
78%
Feels like
47°F
Dew Point
42°F
2 AM
48°F
10%
5mph
W
Mostly Cloudy
Humidity
79%
Feels like
46°F
Dew Point
42°F
3 AM
47°F
10%
5mph
W
Mostly Cloudy
Humidity
81%
Feels like
45°F
Dew Point
42°F
4 AM
47°F
10%
5mph
W
Mostly Cloudy
Humidity
82%
Feels like
45°F
Dew Point
41°F
5 AM
46°F
10%
5mph
W
Mostly Cloudy
Humidity
82%
Feels like
44°F
Dew Point
41°F
6 AM
46°F
10%
5mph
W
Mostly Cloudy
Humidity
82%
Feels like
43°F
Dew Point
41°F
7 AM
47°F
10%
5mph
W
Mostly Cloudy
Humidity
79%
Feels like
44°F
Dew Point
40°F
7:03 AM
8 AM
50°F
30%
6mph
W
30% Chance Rain Showers
Humidity
75%
Feels like
48°F
Dew Point
42°F
9 AM
54°F
30%
6mph
W
30% Chance of Light Rain
Humidity
65%
Feels like
54°F
Dew Point
43°F
10 AM
58°F
30%
7mph
W
30% Chance of Light Rain
Humidity
56%
Feels like
58°F
Dew Point
42°F
11 AM
60°F
30%
8mph
W
30% Chance of Light Rain
Humidity
50%
Feels like
60°F
Dew Point
42°F
12 PM
62°F
30%
8mph
W
30% Chance of Light Rain
Humidity
47%
Feels like
62°F
Dew Point
41°F
1 PM
63°F
30%
9mph
W
30% Chance of Light Rain
Humidity
45%
Feels like
63°F
Dew Point
41°F
2 PM
62°F
30%
10mph
W
30% Chance Rain Showers
Humidity
45%
Feels like
62°F
Dew Point
41°F
3 PM
61°F
30%
10mph
W
30% Chance Rain Showers
Humidity
47%
Feels like
61°F
Dew Point
41°F
4 PM
59°F
30%
10mph
W
30% Chance Rain Showers
Humidity
50%
Feels like
59°F
Dew Point
40°F
5 PM
55°F
30%
10mph
W
30% Chance Rain Showers
Humidity
55%
Feels like
55°F
Dew Point
39°F
5:41 PM
6 PM
53°F
30%
8mph
W
30% Chance Rain Showers
Humidity
59%
Feels like
53°F
Dew Point
39°F
7 PM
51°F
30%
7mph
W
30% Chance Rain Showers
Humidity
63%
Feels like
51°F
Dew Point
38°F
8 PM
49°F
30%
7mph
WSW
30% Chance Rain Showers
Humidity
67%
Feels like
46°F
Dew Point
39°F
9 PM
48°F
30%
6mph
WSW
30% Chance Rain Showers
Humidity
72%
Feels like
45°F
Dew Point
39°F
10 PM
47°F
30%
6mph
SW
30% Chance Rain Showers
Humidity
75%
Feels like
44°F
Dew Point
40°F
11 PM
46°F
30%
6mph
SSW
30% Chance Rain Showers
Humidity
79%
Feels like
43°F
Dew Point
40°F

Today's Weather Outlook

Today's Weather Outlook

Quiet and warm weather continues for the Western U.S., while wetter weather occurs on the opposite end of the nation.

Image courtesy of Pixabay.com

All About Snow Squalls

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Before A Winter Storm: Prep Your Pets!

A person in a pink coat and red mittens holding a snowball. (Image by Dmitriy Gutarev from Pixabay)

Cold Weather and Worsening Health Conditions

Windchill chart

Dangers of Wind Chills

A panoramic winter view of Crater Lake from Rim Village. (WolfmanSF via Wikimedia Commons)

Working Safely in Cold Weather

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