Sea Conditions for Alcatraz Island, San Francisco Bay

Detailed Sea Conditions for Alcatraz Island, San Francisco Bay over the next 2 days

Issued (local time): 4 pm Wednesday 15 Aug 2018

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Detailed Sea Conditions for Alcatraz Island, San Francisco Bay over the next 2 days

Issued (local time): 4 pm Wednesday 15 Aug 2018
m, °C | ft, °F Wednesday 15 Thursday 16 Friday 17
  2PM 5PM 8PM 11PM 2AM 5AM 8AM 11AM 2PM 5PM 8PM 11PM 2AM 5AM 8AM 11AM 2PM 5PM
Tide State flow high ebb low flow high ebb low flow high ebb ebb low flow high ebb low flow
High Tide
height (m)
4:08PM
1.80


4:14AM
1.52


4:54PM
1.80



5:28AM
1.36


Low Tide
height (m)


10:05PM
0.41


10:08AM
0.33



11:11PM
0.38


11:01AM
0.53
Swell (m)
direction 		0.8
SW 		0.8
WSW 		0.8
WSW 		0.8
WSW 		0.8
WSW 		0.9
WSW 		0.9
W 		0.9
W 		0.9
W 		1.0
W 		0.9
SSW 		1.0
SSW 		1.0
SSW 		1.0
SSW 		1.0
SSW 		1.0
SSW 		1.0
SSW 		1.0
SSW
Wave Height (m) 0.8 0.8 0.8 0.8 0.8 0.9 0.9 0.9 0.9 1.0 0.9 1.0 1.0 1.0 1.0 1.0 1.0 1.0
Period (s) 15 14 14 14 14 14 13 13 13 12 17 17 17 17 16 16 16 16
Wind
(km/h) 		windWSW20metric.gif windW20metric.gif windW15metric.gif windWSW10metric.gif windW10metric.gif windW5metric.gif windW5metric.gif windW5metric.gif windW15metric.gif windW20metric.gif windWSW10metric.gif windWSW10metric.gif windSW5metric.gif windWSW5metric.gif windW5metric.gif windW5metric.gif windWSW15metric.gif windWSW15metric.gif
  Today's sea temperature in Alcatraz Island, San Francisco Bay, California is 18.8 °C (Statistics for 15 Aug 1981-2005 – mean: 14.1 max: 16.1 min: 12.9 °C)
 
Summary  some
clouds 		some
clouds 		clear clear some
clouds 		some
clouds 		some
clouds 		some
clouds 		clear clear clear clear clear clear clear clear clear clear
Rain mm - - - - - - - - - - - - - - - - - -
Temp °C 17 18 16 15 14 13 13 15 21 20 17 15 14 13 13 19 25 24
Chill °C 16 18 15 15 14 13 13 15 21 20 17 15 14 13 13 19 25 24
Sunrise - - - - - - 6:24 - - - - - - - 6:26 - - -
Sunset - - 8:01 - - - - - - - 8:00 - - - - - - -

Tide datum: -.

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