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Alcatraz Island, southwest of

Alcatraz Island, southwest of Currents

The current is flooding at 0.7 kt. Next slack water at 10:33 PM. Smooth water, W wind at 6 kt with gusts to 20 kt.

Last Current - Flood

7:49 PM

PDT

E

1.4 kt

1 hour, 49 minutes ago

Next Current - Slack

10:33 PM

PDT

54 minutes from now

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Following Current - Ebb

1:50 AM

PDT

W

1.9 kt

4 hours, 11 minutes from now

Today

🌊 Currents

Ebb

1:01 AM

W

1.9 kt

Slack

4:44 AM

Flood

7:56 AM

E

1.8 kt

Slack

10:38 AM

Ebb

1:30 PM

W

1.8 kt

Slack

4:55 PM

Flood

7:49 PM

E

1.4 kt

Slack

10:33 PM

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Tomorrow

🌊 Currents

Ebb

1:50 AM

W

1.9 kt

Slack

5:21 AM

Flood

8:32 AM

E

1.9 kt

Slack

11:15 AM

Ebb

2:15 PM

W

2.1 kt

Slack

5:50 PM

Flood

8:53 PM

E

1.6 kt

Slack

11:33 PM

🌤️ Marine Weather

Friday - October 9, 2026

🌊 Currents

Ebb

2:35 AM

W

1.9 kt

Slack

5:57 AM

Flood

9:02 AM

E

1.9 kt

Slack

11:49 AM

Ebb

2:56 PM

W

2.3 kt

Slack

6:42 PM

Flood

9:48 PM

E

1.7 kt

🌤️ Marine Weather

Saturday - October 10, 2026

🌊 Currents

Slack

12:29 AM

Ebb

3:19 AM

W

1.8 kt

Slack

6:32 AM

Flood

9:27 AM

E

1.8 kt

Slack

12:21 PM

Ebb

3:34 PM

W

2.4 kt

Slack

7:31 PM

Flood

10:38 PM

E

1.8 kt

🌤️ Marine Weather

Sunday - October 11, 2026

🌊 Currents

Slack

1:23 AM

Ebb

4:03 AM

W

1.7 kt

Slack

7:08 AM

Flood

9:52 AM

E

1.8 kt

Slack

12:51 PM

Ebb

4:10 PM

W

2.4 kt

Slack

8:18 PM

Flood

11:28 PM

E

1.7 kt

🌤️ Marine Weather

Monday - October 12, 2026

🌊 Currents

Slack

2:17 AM

Ebb

4:48 AM

W

1.5 kt

Slack

7:44 AM

Flood

10:22 AM

E

1.7 kt

Slack

1:19 PM

Ebb

4:45 PM

W

2.4 kt

Slack

9:05 PM

🌤️ Marine Weather

Tuesday - October 13, 2026

🌊 Currents

Flood

12:20 AM

E

1.6 kt

Slack

3:10 AM

Ebb

5:34 AM

W

1.3 kt

Slack

8:21 AM

Flood

10:55 AM

E

1.6 kt

Slack

1:48 PM

Ebb

5:20 PM

W

2.3 kt

Slack

9:52 PM

🌤️ Marine Weather

7-Day Insights

Current Extremes

Fastest Flood

Thu, Oct 8

1.9 kt at 8:32 AM

Unusually fast

Fastest Ebb

Sat, Oct 10

2.4 kt at 3:34 PM

Unusually fast

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Peak Daily Currents

Fastest

Sat, Oct 10

2.4 kt max current

Faster than usual

Slowest

Wed, Oct 7

1.9 kt max current

Typical