Tide Table for Alcatraz Island, San Francisco Bay

Alcatraz Island, San Francisco Bay tide table for the next 7 days

Issued (local time): 3 pm Saturday 14 Dec 2019

Alcatraz Island, San Francisco Bay tide table for the next 7 days

Issued (local time): 3 pm Saturday 14 Dec 2019
Days 0–3 Weather Summary: Some drizzle, heaviest during Sat night. Cool air temperatures (max 12°C on Sat afternoon, min 7°C on Mon night). Winds decreasing (fresh winds from the WNW on Sat night, light winds from the NNE by Sun night). Days 4–6 Weather Summary: Light rain (total 8mm), mostly falling on Tue night. Cool air temperatures (max 13°C on Tue afternoon, min 8°C on Tue night). Wind will be generally light.
  Sat Sunday 15 Monday 16 Tuesday 17 Wednesday 18 Thursday 19 Fri
 Time of Day after-
noon
night morn-
ing
after-
noon
night morn-
ing
after-
noon
night morn-
ing
after-
noon
night morn-
ing
after-
noon
night morn-
ing
after-
noon
night morn-
ing
Wave Height Map See all maps
High Tide
height (m)
2:49AM
1.48
1:10PM
1.85
3:39AM
1.51
2:04PM
1.74
4:29AM
1.57
3:07PM
1.61
5:19AM
1.64
4:22PM
1.46
6:08AM
1.73
5:47PM
1.35
6:54AM
1.83
Low Tide
height (m)
7:19PM
-0.32
7:16AM
0.94
8:06PM
-0.27
8:18AM
0.94
8:57PM
-0.19
9:30AM
0.89
9:51PM
-0.06
10:50AM
0.78
10:48PM
0.08
12:07PM
0.60
11:47PM
0.23
Swell (m)
direction
2.2 W 2.3 W 2.2 W 2.1 W 1.9 W 1.5 W 1.4 W 1.4 W 1.3 W 1.4 W 2.4 W 2.5 W 3.0 W 2.4 W 1.7 W 1.6 W 2.0 W 2.3 WNW
Wave Height (m) 2.2 2.3 2.2 2.1 1.9 1.5 1.4 1.4 1.3 1.4 2.4 2.5 3.0 2.4 1.7 1.6 2.0 2.3
Period (s) 15 14 14 13 13 12 12 12 15 14 14 15 15 15 14 14 12 18
Wind
(km/h)
30
WNW
30
WNW
15
NNW
10
NW
5
NNE
10
ENE
15
NE
15
ENE
15
NE
15
NE
10
E
15
SE
5
SW
5
SSE
15
SE
5
W
10
ESE
10
E
  Today's sea temperature in Alcatraz Island, San Francisco Bay is 14.1 °C (Statistics for 14 Dec 1981-2005 – mean: 12.5 max: 15.3 min: 11.3 °C)
  part cloud rain showers clear clear part cloud clear clear part cloud part cloud part cloud rain showers part cloud part cloud part cloud part cloud part cloud part cloud clear
Summary some
clouds
rain
shwrs
clear clear some
clouds
clear clear some
clouds
some
clouds
some
clouds
rain
shwrs
some
clouds
some
clouds
some
clouds
some
clouds
some
clouds
some
clouds
clear
Rain mm - 1 - - - - - - - - 8 - - - - - - -
High °C 12 11 11 12 10 11 12 9 12 13 12 11 12 11 13 13 12 12
Low °C 11 9 9 12 8 9 10 7 8 11 8 10 11 10 11 13 10 10
Chill °C 9 8 10 11 8 9 11 7 10 12 10 9 12 11 13 13 11 12
Sunrise - - 7:16 - - 7:18 - - 7:18 - - 7:18 - - 7:20 - - 7:20
Sunset 4:51 - - 4:51 - - 4:52 - - 4:52 - - 4:52 - - 4:52 - -

Tide datum: -.