7-Day Tide and Current Charts and Tables

For Alcatraz Island, southwest of (depth 2 ft), San Francisco Bay, California Current

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Alcatraz Island, southwest of (depth 2 ft), San Francisco Bay, California Current

Monday August 3, 2026

Alcatraz Island
Click for MapFlood direction 86 true
Ebb direction 271 true

Mon -- 12:41 AM 1.23 knots Max Flood
Mon -- 03:30 AM -0.00 knots Slack
Mon -- 06:15 AM Sunrise
Mon -- 06:47 AM -1.85 knots Max Ebb
Mon -- 10:04 AM 0.00 knots Slack
Mon -- 11:23 AM Moonset
Mon -- 01:03 PM 1.75 knots Max Flood
Mon -- 04:04 PM -0.00 knots Slack
Mon -- 07:06 PM -1.86 knots Max Ebb
Mon -- 08:16 PM Sunset
Mon -- 10:46 PM Moonrise
Mon -- 11:01 PM 0.00 knots Slack
Tide / Current data from XTide NOT FOR NAVIGATION!

Sorry tide depth graphs only, please select another station.

12
am

1.1

1
am

1.2

2
am

0.9

3
am

0.3

4
am

-0.4

5
am

-1.1

6
am

-1.7

7
am

-1.8

8
am

-1.5

9
am

-0.8

10
am

-0.1

11
am

0.7

12
pm

1.4

1
pm

1.8

2
pm

1.5

3
pm

0.9

4
pm

0.1

5
pm

-0.8

6
pm

-1.6

7
pm

-1.9

8
pm

-1.7

9
pm

-1.1

10
pm

-0.5

11
pm

-0

Tuesday August 4, 2026

Alcatraz Island
Click for MapFlood direction 86 true
Ebb direction 271 true

Tue -- 01:39 AM 1.03 knots Max Flood
Tue -- 04:33 AM -0.00 knots Slack
Tue -- 06:15 AM Sunrise
Tue -- 07:37 AM -1.54 knots Max Ebb
Tue -- 10:39 AM 0.00 knots Slack
Tue -- 12:30 PM Moonset
Tue -- 01:46 PM 1.69 knots Max Flood
Tue -- 04:41 PM -0.00 knots Slack
Tue -- 07:50 PM -1.92 knots Max Ebb
Tue -- 08:15 PM Sunset
Tue -- 11:14 PM Moonrise
Tide / Current data from XTide NOT FOR NAVIGATION!

12
am

0.5

1
am

0.9

2
am

3
am

0.7

4
am

0.3

5
am

-0.3

6
am

-1

7
am

-1.5

8
am

-1.5

9
am

-1.1

10
am

-0.5

11
am

0.2

12
pm

0.9

1
pm

1.5

2
pm

1.7

3
pm

1.3

4
pm

0.6

5
pm

-0.3

6
pm

-1.1

7
pm

-1.7

8
pm

-1.9

9
pm

-1.6

10
pm

-1.1

11
pm

-0.6

Wednesday August 5, 2026

Alcatraz Island
Click for MapFlood direction 86 true
Ebb direction 271 true

Wed -- 12:22 AM 0.00 knots Slack
Wed -- 02:51 AM 0.85 knots Max Flood
Wed -- 05:51 AM -0.00 knots Slack
Wed -- 06:16 AM Sunrise
Wed -- 08:34 AM -1.21 knots Max Ebb
Wed -- 11:23 AM 0.00 knots Slack
Wed -- 01:40 PM Moonset
Wed -- 02:34 PM 1.60 knots Max Flood
Wed -- 05:25 PM -0.00 knots Slack
Wed -- 07:22 PM Last Quarter
Wed -- 08:14 PM Sunset
Wed -- 08:41 PM -1.94 knots Max Ebb
Wed -- 11:48 PM Moonrise
Tide / Current data from XTide NOT FOR NAVIGATION!

12
am

-0.2

1
am

0.3

2
am

0.7

3
am

0.9

4
am

0.7

5
am

0.4

6
am

-0.1

7
am

-0.7

8
am

-1.1

9
am

-1.2

10
am

-0.8

11
am

-0.2

12
pm

0.4

1
pm

2
pm

1.5

3
pm

1.6

4
pm

1.1

5
pm

0.3

6
pm

-0.5

7
pm

-1.3

8
pm

-1.8

9
pm

-1.9

10
pm

-1.6

11
pm

-1.2

Thursday August 6, 2026

Alcatraz Island
Click for MapFlood direction 86 true
Ebb direction 271 true

Thu -- 01:51 AM 0.00 knots Slack
Thu -- 04:39 AM 0.81 knots Max Flood
Thu -- 06:17 AM Sunrise
Thu -- 07:19 AM -0.00 knots Slack
Thu -- 09:41 AM -0.93 knots Max Ebb
Thu -- 12:17 PM 0.00 knots Slack
Thu -- 02:54 PM Moonset
Thu -- 03:28 PM 1.52 knots Max Flood
Thu -- 06:19 PM -0.00 knots Slack
Thu -- 08:13 PM Sunset
Thu -- 09:44 PM -1.94 knots Max Ebb
Tide / Current data from XTide NOT FOR NAVIGATION!

12
am

-0.8

1
am

-0.4

2
am

0.1

3
am

0.6

4
am

0.8

5
am

0.8

6
am

0.6

7
am

0.2

8
am

-0.4

9
am

-0.8

10
am

-0.9

11
am

-0.6

12
pm

-0.2

1
pm

0.4

2
pm

3
pm

1.5

4
pm

1.4

5
pm

6
pm

0.2

7
pm

-0.6

8
pm

-1.3

9
pm

-1.8

10
pm

-1.9

11
pm

-1.7

Friday August 7, 2026

Alcatraz Island
Click for MapFlood direction 86 true
Ebb direction 271 true

Fri -- 12:30 AM Moonrise
Fri -- 03:10 AM 0.00 knots Slack
Fri -- 06:15 AM 1.01 knots Max Flood
Fri -- 06:18 AM Sunrise
Fri -- 08:46 AM -0.00 knots Slack
Fri -- 10:56 AM -0.81 knots Max Ebb
Fri -- 01:24 PM 0.00 knots Slack
Fri -- 04:07 PM Moonset
Fri -- 04:27 PM 1.48 knots Max Flood
Fri -- 07:20 PM -0.00 knots Slack
Fri -- 08:11 PM Sunset
Fri -- 10:59 PM -1.98 knots Max Ebb
Tide / Current data from XTide NOT FOR NAVIGATION!

12
am

-1.4

1
am

-1.1

2
am

-0.7

3
am

-0.1

4
am

0.5

5
am

0.8

6
am

7
am

0.9

8
am

0.5

9
am

-0.1

10
am

-0.6

11
am

-0.8

12
pm

-0.6

1
pm

-0.2

2
pm

0.3

3
pm

4
pm

1.4

5
pm

1.4

6
pm

0.9

7
pm

0.3

8
pm

-0.5

9
pm

-1.3

10
pm

-1.8

11
pm

-2

Saturday August 8, 2026

Alcatraz Island
Click for MapFlood direction 86 true
Ebb direction 271 true

Sat -- 01:22 AM Moonrise
Sat -- 04:16 AM 0.00 knots Slack
Sat -- 06:19 AM Sunrise
Sat -- 07:22 AM 1.28 knots Max Flood
Sat -- 09:59 AM -0.00 knots Slack
Sat -- 12:06 PM -0.86 knots Max Ebb
Sat -- 02:36 PM 0.00 knots Slack
Sat -- 05:15 PM Moonset
Sat -- 05:28 PM 1.48 knots Max Flood
Sat -- 08:10 PM Sunset
Sat -- 08:28 PM -0.00 knots Slack
Tide / Current data from XTide NOT FOR NAVIGATION!

12
am

-1.9

1
am

-1.6

2
am

-1.4

3
am

-0.9

4
am

-0.2

5
am

0.5

6
am

7
am

1.2

8
am

1.2

9
am

0.7

10
am

-0

11
am

-0.6

12
pm

-0.9

1
pm

-0.7

2
pm

-0.3

3
pm

0.2

4
pm

0.9

5
pm

1.4

6
pm

1.4

7
pm

8
pm

0.4

9
pm

-0.4

10
pm

-1.3

11
pm

-1.8

Sunday August 9, 2026

Alcatraz Island
Click for MapFlood direction 86 true
Ebb direction 271 true

Sun -- 12:17 AM -2.10 knots Max Ebb
Sun -- 02:26 AM Moonrise
Sun -- 05:11 AM 0.00 knots Slack
Sun -- 06:20 AM Sunrise
Sun -- 08:18 AM 1.54 knots Max Flood
Sun -- 10:57 AM -0.00 knots Slack
Sun -- 01:08 PM -1.03 knots Max Ebb
Sun -- 03:45 PM 0.00 knots Slack
Sun -- 06:15 PM Moonset
Sun -- 06:31 PM 1.53 knots Max Flood
Sun -- 08:09 PM Sunset
Sun -- 09:36 PM -0.00 knots Slack
Tide / Current data from XTide NOT FOR NAVIGATION!

12
am

-2.1

1
am

-2

2
am

-1.9

3
am

-1.6

4
am

-1

5
am

-0.2

6
am

0.6

7
am

1.2

8
am

1.5

9
am

1.4

10
am

0.8

11
am

-0

12
pm

-0.7

1
pm

-1

2
pm

-0.9

3
pm

-0.5

4
pm

0.2

5
pm

0.9

6
pm

1.5

7
pm

1.5

8
pm

1.1

9
pm

0.5

10
pm

-0.3

11
pm

-1.2

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