Hourly Weather Forecast - Port Costa, CA

12 AM
51°F
10%
6mph
SW
Partly Cloudy
Humidity
97%
Feels like
51°F
Dew Point
51°F
1 AM
51°F
30%
6mph
SW
30% Chance Rain Showers
Humidity
98%
Feels like
51°F
Dew Point
51°F
2 AM
51°F
10%
6mph
SW
Foggy
Humidity
99%
Feels like
51°F
Dew Point
50°F
3 AM
51°F
10%
6mph
SW
Mostly Cloudy
Humidity
98%
Feels like
51°F
Dew Point
50°F
4 AM
51°F
10%
6mph
SSW
Mostly Cloudy
Humidity
98%
Feels like
51°F
Dew Point
50°F
5 AM
51°F
10%
5mph
SSW
Mostly Cloudy
Humidity
96%
Feels like
51°F
Dew Point
50°F
6 AM
51°F
10%
5mph
SSW
Mostly Cloudy
Humidity
96%
Feels like
51°F
Dew Point
50°F
6:39 AM
7 AM
53°F
20%
4mph
S
Mostly Cloudy
Humidity
92%
Feels like
53°F
Dew Point
51°F
8 AM
55°F
10%
4mph
SSW
Mostly Cloudy
Humidity
87%
Feels like
55°F
Dew Point
52°F
9 AM
59°F
10%
4mph
SW
Partly Cloudy
Humidity
79%
Feels like
59°F
Dew Point
52°F
10 AM
61°F
10%
4mph
SW
Partly Cloudy
Humidity
73%
Feels like
61°F
Dew Point
52°F
11 AM
63°F
10%
5mph
WSW
Partly Cloudy
Humidity
68%
Feels like
63°F
Dew Point
52°F
12 PM
64°F
10%
5mph
W
Partly Cloudy
Humidity
66%
Feels like
64°F
Dew Point
53°F
1 PM
64°F
10%
5mph
W
Partly Cloudy
Humidity
66%
Feels like
64°F
Dew Point
53°F
2 PM
64°F
0%
6mph
W
Partly Cloudy
Humidity
67%
Feels like
64°F
Dew Point
53°F
3 PM
63°F
0%
6mph
WNW
Partly Cloudy
Humidity
69%
Feels like
63°F
Dew Point
53°F
4 PM
61°F
0%
6mph
WNW
Partly Cloudy
Humidity
73%
Feels like
61°F
Dew Point
53°F
5 PM
59°F
0%
6mph
WNW
Partly Cloudy
Humidity
78%
Feels like
59°F
Dew Point
52°F
6 PM
57°F
0%
6mph
W
Mostly Sunny
Humidity
82%
Feels like
57°F
Dew Point
51°F
6:03 PM
7 PM
55°F
0%
6mph
W
Mostly Clear
Humidity
86%
Feels like
55°F
Dew Point
51°F
8 PM
53°F
0%
6mph
W
Mostly Clear
Humidity
89%
Feels like
53°F
Dew Point
51°F
9 PM
52°F
0%
6mph
W
Hazy
Humidity
93%
Feels like
52°F
Dew Point
50°F
10 PM
51°F
0%
6mph
W
Partly Cloudy
Humidity
96%
Feels like
51°F
Dew Point
50°F
11 PM
51°F
0%
6mph
W
Partly Cloudy
Humidity
98%
Feels like
51°F
Dew Point
50°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

Today'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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