Hourly Weather Forecast - Port Costa, CA

12 AM
53°F
0%
6mph
WSW
Clear
Humidity
80%
Feels like
53°F
Dew Point
47°F
1 AM
53°F
0%
6mph
WSW
Mostly Clear
Humidity
81%
Feels like
53°F
Dew Point
47°F
2 AM
52°F
0%
6mph
WSW
Mostly Clear
Humidity
82%
Feels like
52°F
Dew Point
47°F
3 AM
51°F
0%
5mph
WSW
Mostly Clear
Humidity
83%
Feels like
51°F
Dew Point
46°F
4 AM
50°F
0%
5mph
WSW
Mostly Clear
Humidity
85%
Feels like
50°F
Dew Point
46°F
5 AM
49°F
0%
5mph
WSW
Mostly Clear
Humidity
86%
Feels like
48°F
Dew Point
46°F
6 AM
49°F
0%
4mph
WSW
Mostly Clear
Humidity
88%
Feels like
48°F
Dew Point
46°F
7 AM
50°F
0%
4mph
WSW
Partly Cloudy
Humidity
86%
Feels like
50°F
Dew Point
46°F
7:23 AM
8 AM
53°F
0%
4mph
WSW
Partly Cloudy
Humidity
84%
Feels like
53°F
Dew Point
48°F
9 AM
56°F
0%
4mph
WSW
Partly Cloudy
Humidity
78%
Feels like
56°F
Dew Point
50°F
10 AM
61°F
0%
4mph
W
Partly Cloudy
Humidity
68%
Feels like
61°F
Dew Point
50°F
11 AM
65°F
0%
4mph
W
Mostly Sunny
Humidity
60%
Feels like
65°F
Dew Point
51°F
12 PM
69°F
0%
4mph
W
Mostly Sunny
Humidity
53%
Feels like
69°F
Dew Point
51°F
1 PM
72°F
0%
5mph
W
Mostly Sunny
Humidity
49%
Feels like
72°F
Dew Point
51°F
2 PM
73°F
0%
6mph
W
Partly Cloudy
Humidity
46%
Feels like
73°F
Dew Point
51°F
3 PM
74°F
0%
6mph
W
Partly Cloudy
Humidity
45%
Feels like
74°F
Dew Point
51°F
4 PM
73°F
0%
8mph
W
Partly Cloudy
Humidity
46%
Feels like
73°F
Dew Point
51°F
5 PM
71°F
0%
8mph
W
Partly Cloudy
Humidity
52%
Feels like
71°F
Dew Point
52°F
6 PM
67°F
0%
8mph
WSW
Partly Cloudy
Humidity
57%
Feels like
67°F
Dew Point
51°F
7 PM
63°F
0%
8mph
WSW
Partly Cloudy
Humidity
64%
Feels like
63°F
Dew Point
50°F
7:13 PM
8 PM
60°F
0%
8mph
WSW
Partly Cloudy
Humidity
70%
Feels like
60°F
Dew Point
50°F
9 PM
58°F
0%
8mph
WSW
Partly Cloudy
Humidity
73%
Feels like
58°F
Dew Point
49°F
10 PM
56°F
0%
8mph
WSW
Partly Cloudy
Humidity
76%
Feels like
56°F
Dew Point
48°F
11 PM
54°F
0%
8mph
WSW
Partly Cloudy
Humidity
78%
Feels like
54°F
Dew Point
47°F

Tonight's Severe Weather Outlook

Severe Storms Continue To Wreak Havoc on East, Gulf Coasts

Multiple rounds of severe storms will form today from the Gulf Coast to the Mid-Atlantic.

Thursday's Weather Outlook

Thursday's Weather Outlook

Weekly Drought Map for March 5, 2026

Drought Worsens Nationwide Despite Multiple Disturbances

A tornado on the ground in Hildreth, Neb., on June 14, 2014 (NOAA Photo Library/Ken Engquist).

Tornadoes and Road Safety -- Do's and Don't's

A pothole big enough to hold a traffic cone and garbage. (David Shankbone, Wikimedia Common)

Potholes: A Springtime Driving Menace

This John Deere riding mower continues to hum along. (Wikimedia Commons)

Spring Mower and Power Tool Seasonal Checklist

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Today's National Outlook

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