Hourly Weather Forecast - Port Costa, CA

12 AM
49°F
0%
8mph
WSW
Partly Cloudy
Humidity
95%
Feels like
45°F
Dew Point
48°F
1 AM
49°F
0%
9mph
WSW
Partly Cloudy
Humidity
95%
Feels like
45°F
Dew Point
47°F
2 AM
48°F
0%
9mph
WSW
Mostly Cloudy
Humidity
94%
Feels like
44°F
Dew Point
47°F
3 AM
48°F
0%
9mph
WSW
Mostly Cloudy
Humidity
94%
Feels like
44°F
Dew Point
46°F
4 AM
48°F
0%
10mph
WSW
Cloudy
Humidity
93%
Feels like
44°F
Dew Point
46°F
5 AM
49°F
0%
10mph
WSW
Cloudy
Humidity
92%
Feels like
44°F
Dew Point
46°F
6 AM
49°F
0%
10mph
WSW
Mostly Cloudy
Humidity
91%
Feels like
45°F
Dew Point
47°F
6:36 AM
7 AM
51°F
0%
10mph
WSW
Partly Cloudy
Humidity
88%
Feels like
51°F
Dew Point
48°F
8 AM
54°F
0%
11mph
W
Partly Cloudy
Humidity
83%
Feels like
54°F
Dew Point
49°F
9 AM
58°F
0%
13mph
W
Partly Cloudy
Humidity
75%
Feels like
58°F
Dew Point
50°F
10 AM
61°F
0%
14mph
W
Partly Cloudy
Humidity
67%
Feels like
61°F
Dew Point
50°F
11 AM
64°F
0%
14mph
W
Partly Cloudy
Humidity
60%
Feels like
64°F
Dew Point
50°F
12 PM
65°F
0%
15mph
W
Partly Cloudy
Humidity
56%
Feels like
65°F
Dew Point
49°F
1 PM
66°F
0%
15mph
WNW
Partly Cloudy
Humidity
52%
Feels like
66°F
Dew Point
48°F
2 PM
66°F
0%
15mph
WNW
Partly Cloudy
Humidity
51%
Feels like
66°F
Dew Point
48°F
3 PM
65°F
0%
15mph
WNW
Partly Cloudy
Humidity
52%
Feels like
65°F
Dew Point
47°F
4 PM
63°F
10%
15mph
WNW
Partly Cloudy
Humidity
55%
Feels like
63°F
Dew Point
47°F
5 PM
60°F
0%
15mph
WNW
Partly Cloudy
Humidity
58%
Feels like
60°F
Dew Point
45°F
6 PM
57°F
0%
14mph
WNW
Mostly Sunny
Humidity
62%
Feels like
57°F
Dew Point
44°F
6:05 PM
7 PM
55°F
0%
13mph
WNW
Mostly Clear
Humidity
66%
Feels like
55°F
Dew Point
43°F
8 PM
53°F
0%
12mph
WNW
Mostly Clear
Humidity
69%
Feels like
53°F
Dew Point
43°F
9 PM
52°F
0%
11mph
WNW
Clear
Humidity
71%
Feels like
52°F
Dew Point
43°F
10 PM
51°F
0%
11mph
WNW
Clear
Humidity
74%
Feels like
51°F
Dew Point
43°F
11 PM
49°F
0%
10mph
WNW
Clear
Humidity
77%
Feels like
45°F
Dew Point
42°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Today's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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