1 active weather warning 
Alcatraz Island, CA Hourly Weather Forecast
8:29 PM 20:29Morning temperature of 13 °C, afternoon 14°, evening 18° and night 13°. Morning temperature of 55 degrees, afternoon 57°, evening 64° and night 55°.
Clear.
11 18 3 5 11 18 3 5 11 18 3 5 9 14 3 4 9 14 3 4
7 11 2 3
7 11 2 3 7 11 2 3Updated 6/6 2:12 AM 02:12
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 Alcatraz Island.
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San Francisco, San Francisco International Airport
+23° 74°
9 m/s 20 mph 32 kmh 5 BftDewpoint 11° 52°
Rel. hum. 50 %
Feels like +23° 73°
Pressure 1010 hPa 29.8 inHg 757.7 mmHg
Visibility 16000 m 10 mi
Hayward, Hayward Air Terminal
+29° 85° 5 m/s 11 mph 18 kmh 3 BftDewpoint 14° 57°
Rel. hum. 40 %
Feels like +29° 84°
Pressure 1011 hPa 29.8 inHg 758.1 mmHg
Visibility 16000 m 10 mi
Half Moon Bay Airport
+16° 61° 6 m/s 13 mph 22 kmh 4 BftDewpoint 13° 55°
Rel. hum. 82 %
Feels like +16° 61°
Pressure 1013 hPa 29.9 inHg 759.4 mmHg
Visibility 8000 m 5 mi
Nearest observations show current weather observations from your nearest weather stations.
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