1 active weather warning 
Port Costa, CA Hourly Weather Forecast
8:34 PM 20:34
First quarter
Morning temperature of 13 °C, afternoon 22°, evening 15° and night 13°. Morning temperature of 56 degrees, afternoon 72°, evening 60° and night 56°.
Clear, morning and night partly cloudy.
0 in 0 mmUpdated 6/12 5:50 AM 05:50
The hourly local weather forecast shows hour by hour weather conditions like temperature, feels like temperature, humidity, amount of precipitation and chance of precipitation, wind and gusts for Port Costa.
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Nearest Observations
Concord, Buchanan Field
+17° 63°Dewpoint 11° 52°
Rel. hum. 72 %
Feels like +17° 63°
Pressure 1008 hPa 29.8 inHg 756.2 mmHg
Visibility 16000 m 10 mi
Napa, Napa County Airport
+14° 57°
2 m/s 4 mph 7 kmh 2 BftDewpoint 12° 54°
Rel. hum. 94 %
Feels like +14° 57°
Pressure 1009 hPa 29.8 inHg 757 mmHg
Visibility 16000 m 10 mi
Fairfield / Travis Air Force Base
+18° 65°
5 m/s 11 mph 18 kmh 3 BftDewpoint 11° 52°
Rel. hum. 68 %
Feels like +18° 64°
Pressure 1008 hPa 29.8 inHg 756.1 mmHg
Visibility 16000 m 10 mi
Nearest observations show current weather observations from your nearest weather stations.
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