Hourly Weather Forecast - Petaluma, CA

12 AM
43°F
0%
2mph
NNW
Foggy
Humidity
100%
Feels like
43°F
Dew Point
43°F
1 AM
42°F
0%
2mph
N
Foggy
Humidity
100%
Feels like
42°F
Dew Point
42°F
2 AM
42°F
0%
2mph
NNW
Foggy
Humidity
100%
Feels like
42°F
Dew Point
42°F
3 AM
42°F
0%
2mph
NNW
Foggy
Humidity
100%
Feels like
42°F
Dew Point
42°F
4 AM
43°F
0%
2mph
NW
Foggy
Humidity
100%
Feels like
43°F
Dew Point
43°F
5 AM
43°F
0%
2mph
NW
Foggy
Humidity
100%
Feels like
43°F
Dew Point
43°F
6 AM
43°F
0%
2mph
NW
Foggy
Humidity
100%
Feels like
43°F
Dew Point
43°F
7 AM
43°F
0%
2mph
NW
Foggy
Humidity
100%
Feels like
43°F
Dew Point
43°F
7:22 AM
8 AM
45°F
0%
2mph
NNW
Foggy
Humidity
99%
Feels like
45°F
Dew Point
45°F
9 AM
48°F
0%
2mph
NNW
Cloudy
Humidity
97%
Feels like
48°F
Dew Point
47°F
10 AM
51°F
0%
3mph
NW
Cloudy
Humidity
90%
Feels like
51°F
Dew Point
49°F
11 AM
55°F
0%
3mph
WNW
Cloudy
Humidity
83%
Feels like
55°F
Dew Point
49°F
12 PM
57°F
0%
3mph
WNW
Partly Cloudy
Humidity
76%
Feels like
57°F
Dew Point
50°F
1 PM
59°F
10%
4mph
W
Partly Cloudy
Humidity
71%
Feels like
59°F
Dew Point
49°F
2 PM
60°F
10%
4mph
W
Partly Cloudy
Humidity
68%
Feels like
60°F
Dew Point
49°F
3 PM
59°F
10%
4mph
W
Mostly Sunny
Humidity
68%
Feels like
59°F
Dew Point
48°F

Snow Forecast through Sunday

Unrelenting Storm Track Brings Snow to Great Lakes & Northeast

A couple low pressure systems will produce additional snowfall across the Great Lakes, Upper Midwest, and Northeast this weekend into the upcoming week.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(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

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