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Grass Rock, Tamgas Harbor entrance

Grass Rock, Tamgas Harbor entrance Currents

The current is ebbing at 1.6 kt. Peaking at 1.8 kt at 4:07 PM. Smooth water, NW wind at 8 kt with gusts to 16 kt. Fog right now.

Last Current - Slack

12:45 PM

AKDT

2 hours, 25 minutes ago

Next Current - Ebb

4:07 PM

AKDT

SSW

1.8 kt

56 minutes from now

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Following Current - Slack

6:41 PM

AKDT

3 hours, 30 minutes from now

Today

🌊 Currents

Ebb

3:34 AM

SSW

2.2 kt

Slack

6:21 AM

Flood

9:23 AM

NNE

2.4 kt

Slack

12:45 PM

Ebb

4:07 PM

SSW

1.8 kt

Slack

6:41 PM

Flood

9:35 PM

NNE

2.1 kt

🌤️ Marine Weather

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Tomorrow

🌊 Currents

Slack

12:05 AM

Ebb

4:10 AM

SSW

2.7 kt

Slack

7:01 AM

Flood

10:04 AM

NNE

2.7 kt

Slack

1:05 PM

Ebb

4:38 PM

SSW

2.3 kt

Slack

7:18 PM

Flood

10:14 PM

NNE

2.4 kt

🌤️ Marine Weather

Thursday - August 27, 2026

🌊 Currents

Slack

12:46 AM

Ebb

4:44 AM

SSW

3.0 kt

Slack

7:35 AM

Flood

10:40 AM

NNE

2.9 kt

Slack

1:30 PM

Ebb

5:08 PM

SSW

2.6 kt

Slack

7:51 PM

Flood

10:50 PM

NNE

2.6 kt

🌤️ Marine Weather

Friday - August 28, 2026

🌊 Currents

Slack

1:23 AM

Ebb

5:15 AM

SSW

3.2 kt

Slack

8:05 AM

Flood

11:13 AM

NNE

3.1 kt

Slack

1:59 PM

Ebb

5:38 PM

SSW

2.9 kt

Slack

8:21 PM

Flood

11:24 PM

NNE

2.8 kt

🌤️ Marine Weather

Saturday - August 29, 2026

🌊 Currents

Slack

2:00 AM

Ebb

5:44 AM

SSW

3.4 kt

Slack

8:33 AM

Flood

11:45 AM

NNE

3.1 kt

Slack

2:30 PM

Ebb

6:05 PM

SSW

3.1 kt

Slack

8:50 PM

Flood

11:59 PM

NNE

2.9 kt

🌤️ Marine Weather

Sunday - August 30, 2026

🌊 Currents

Slack

2:38 AM

Ebb

6:05 AM

SSW

3.3 kt

Slack

9:00 AM

Flood

12:17 PM

NNE

3.1 kt

Slack

3:03 PM

Ebb

6:21 PM

SSW

3.2 kt

Slack

9:19 PM

🌤️ Marine Weather

Monday - August 31, 2026

🌊 Currents

Flood

12:35 AM

NNE

2.9 kt

Slack

3:17 AM

Ebb

6:16 AM

SSW

3.3 kt

Slack

9:28 AM

Flood

12:52 PM

NNE

3.0 kt

Slack

3:38 PM

Ebb

6:34 PM

SSW

3.3 kt

Slack

9:52 PM

🌤️ Marine Weather

7-Day Insights

Current Extremes

Fastest Flood

Fri, Aug 28

3.1 kt at 11:13 AM

Faster than usual

Fastest Ebb

Sat, Aug 29

3.4 kt at 5:44 AM

Faster than usual

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Peak Daily Currents

Fastest

Sat, Aug 29

3.4 kt max current

Faster than usual

Slowest

Tue, Aug 25

2.4 kt max current

Slower than usual