United States

โ€บ

California

โ€บ

Alcatraz Island, 0.2 mile west of

Alcatraz Island, 0.2 mile west of Currents

Last Current - Slack

2:19 AM

Next Current - Flood

5:09 AM

ENE

1.3 kts

Following Current - Slack

8:34 AM

Today

๐ŸŒŠ Currents

Slack

2:19 AM

Flood

5:09 AM

ENE

1.3 kts

Slack

8:34 AM

Ebb

11:12 AM

W

1.0 kts

Slack

1:26 PM

Flood

5:15 PM

ENE

2.3 kts

Slack

8:40 PM

Ebb

11:42 PM

W

2.3 kts

Tomorrow

๐ŸŒŠ Currents

Slack

3:34 AM

Flood

6:21 AM

ENE

1.5 kts

Slack

10:06 AM

Ebb

12:22 PM

W

0.9 kts

Slack

2:15 PM

Flood

6:10 PM

ENE

2.3 kts

Slack

9:25 PM

Friday - July 10, 2026

๐ŸŒŠ Currents

Ebb

12:30 AM

W

2.6 kts

Slack

4:40 AM

Flood

7:26 AM

ENE

1.8 kts

Slack

11:20 AM

Ebb

1:22 PM

W

0.8 kts

Slack

3:10 PM

Flood

7:06 PM

ENE

2.3 kts

Slack

10:13 PM

Saturday - July 11, 2026

๐ŸŒŠ Currents

Ebb

1:16 AM

W

2.9 kts

Slack

5:39 AM

Flood

8:24 AM

ENE

2.1 kts

Slack

12:18 PM

Ebb

2:16 PM

W

0.9 kts

Slack

4:10 PM

Flood

8:01 PM

ENE

2.4 kts

Slack

11:04 PM

Sunday - July 12, 2026

๐ŸŒŠ Currents

Ebb

2:03 AM

W

3.0 kts

Slack

6:34 AM

Flood

9:16 AM

ENE

2.4 kts

Slack

1:08 PM

Ebb

3:09 PM

W

1.0 kts

Slack

5:18 PM

Flood

8:56 PM

ENE

2.4 kts

Slack

11:57 PM

Monday - July 13, 2026

๐ŸŒŠ Currents

Ebb

2:52 AM

W

3.0 kts

Slack

7:27 AM

Flood

10:06 AM

ENE

2.6 kts

Slack

1:54 PM

Ebb

4:05 PM

W

1.1 kts

Slack

6:27 PM

Flood

9:51 PM

ENE

2.5 kts

Tuesday - July 14, 2026

๐ŸŒŠ Currents

Slack

12:52 AM

Ebb

3:48 AM

W

3.0 kts

Slack

8:17 AM

Flood

10:54 AM

ENE

2.8 kts

Slack

2:39 PM

Ebb

5:04 PM

W

1.3 kts

Slack

7:33 PM

Flood

10:44 PM

ENE

2.6 kts

7-Day Insights

Current Extremes

Fastest Flood

Tue, Jul 14

2.8 kts at 10:54 AM

Unusually fast

Fastest Ebb

Sun, Jul 12

3.0 kts at 2:03 AM

Unusually fast

Peak Daily Currents

Fastest

Sun, Jul 12

3.0 kts max current

Faster than usual

Slowest

Wed, Jul 8

2.3 kts max current

Slower than usual