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Harbor Island, Aransas Channel

Harbor Island, Aransas Channel Currents

The current is flooding at 0.8 kt. Peaking at 1.8 kt at 3:05 AM. SSE wind at 14 kt with gusts to 19 kt. Waves on the open water nearby are about 2.3'. It could be calmer here.

Last Current - Slack

10:48 PM

CDT

1 hour, 11 minutes ago

Next Current - Flood

3:05 AM

CDT

NNW

1.8 kt

3 hours, 5 minutes from now

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Following Current - Slack

12:04 PM

CDT

12 hours, 4 minutes from now

Today

🌊 Currents

Flood

1:58 AM

NNW

1.7 kt

Slack

10:31 AM

Ebb

2:37 PM

SSE

0.4 kt

Ebb

4:51 PM

SSE

0.3 kt

Ebb

8:39 PM

SSE

0.6 kt

Slack

10:48 PM

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Tomorrow

🌊 Currents

Flood

3:05 AM

NNW

1.8 kt

Slack

12:04 PM

Ebb

4:24 PM

SSE

0.6 kt

Ebb

8:56 PM

SSE

0.7 kt

Slack

11:32 PM

🌤️ Marine Weather

Monday - August 24, 2026

🌊 Currents

Flood

4:02 AM

NNW

1.9 kt

Slack

12:59 PM

Ebb

6:17 PM

SSE

0.9 kt

🌤️ Marine Weather

Tuesday - August 25, 2026

🌊 Currents

Slack

12:10 AM

Flood

4:46 AM

NNW

2.0 kt

Slack

1:51 PM

Ebb

7:01 PM

SSE

1.1 kt

🌤️ Marine Weather

Wednesday - August 26, 2026

🌊 Currents

Slack

12:45 AM

Flood

5:21 AM

NNW

2.0 kt

Slack

3:14 PM

Ebb

7:55 PM

SSE

1.2 kt

🌤️ Marine Weather

Thursday - August 27, 2026

🌊 Currents

Slack

1:22 AM

Flood

5:46 AM

NNW

1.8 kt

Flood

3:05 PM

NNW

0.4 kt

Slack

5:22 PM

Ebb

8:59 PM

SSE

1.0 kt

🌤️ Marine Weather

Friday - August 28, 2026

🌊 Currents

Slack

1:58 AM

Flood

6:00 AM

NNW

1.4 kt

Flood

1:39 PM

NNW

0.3 kt

Flood

4:48 PM

NNW

0.8 kt

Slack

7:33 PM

Ebb

10:15 PM

SSE

0.6 kt

🌤️ Marine Weather

7-Day Insights

Current Extremes

Fastest Flood

Tue, Aug 25

2.0 kt at 4:46 AM

Unusually fast

Fastest Ebb

Wed, Aug 26

1.2 kt at 7:55 PM

Unusually fast

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Peak Daily Currents

Fastest

Tue, Aug 25

2.0 kt max current

Unusually fast

Slowest

Fri, Aug 28

1.4 kt max current

Slower than usual