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Mad River Slough, Arcata Bay

Mad River Slough, Arcata Bay Tides

The tide is 6.8' and falling: next low 0.6' at 4:11 AM. Slight seas, N wind at 8 kt with gusts to 13 kt. Sea state is taken from nearby open water.

Last Tide - High

7.0'

8:49 PM

PDT

26 minutes ago

Next Tide - Low

0.6'

4:11 AM

PDT

6 hours, 55 minutes from now

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☀️

Sunrise

6:34 AM

PDT

9 hours, 19 minutes from now

🌓

Moonset

1:48 AM

PDT

First Quarter · 79%

4 hours, 33 minutes from now

Today

🌊 Tides

Low

3:16 AM

0.9'

High

10:42 AM

5.1'

Low

2:39 PM

4.2'

High

8:49 PM

7.0'

🌤️ Marine Weather

☀️ Sun

Rise

6:33 AM

Set

8:04 PM

🌓 Moon

Set

12:54 AM

71%

Rise

5:08 PM

76%

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Tomorrow

🌊 Tides

Low

4:11 AM

0.6'

High

11:29 AM

5.3'

Low

3:45 PM

4.0'

High

9:48 PM

7.2'

🌤️ Marine Weather

☀️ Sun

Rise

6:34 AM

Set

8:02 PM

🌓 Moon

Set

1:48 AM

79%

Rise

5:52 PM

84%

Monday - August 24, 2026

🌊 Tides

Low

4:57 AM

0.3'

High

12:04 PM

5.6'

Low

4:36 PM

3.6'

High

10:38 PM

7.4'

🌤️ Marine Weather

☀️ Sun

Rise

6:35 AM

Set

8:01 PM

🌔 Moon

Set

2:48 AM

87%

Rise

6:28 PM

91%

Tuesday - August 25, 2026

🌊 Tides

Low

5:37 AM

0.0'

High

12:34 PM

5.9'

Low

5:20 PM

3.2'

High

11:24 PM

7.6'

🌤️ Marine Weather

☀️ Sun

Rise

6:36 AM

Set

7:59 PM

🌔 Moon

Set

3:52 AM

93%

Rise

6:59 PM

96%

Wednesday - August 26, 2026

🌊 Tides

Low

6:11 AM

-0.1'

High

1:00 PM

6.2'

Low

6:01 PM

2.8'

🌤️ Marine Weather

☀️ Sun

Rise

6:37 AM

Set

7:58 PM

🌔 Moon

Set

4:58 AM

97%

Rise

7:25 PM

99%

Thursday - August 27, 2026

🌊 Tides

High

12:06 AM

7.7'

Low

6:42 AM

-0.2'

High

1:26 PM

6.5'

Low

6:40 PM

2.4'

🌤️ Marine Weather

☀️ Sun

Rise

6:38 AM

Set

7:56 PM

🌔 Moon

Set

6:04 AM

100%

Rise

7:48 PM

100%

Friday - August 28, 2026

🌊 Tides

High

12:46 AM

7.6'

Low

7:12 AM

-0.1'

High

1:51 PM

6.9'

Low

7:19 PM

1.9'

🌤️ Marine Weather

☀️ Sun

Rise

6:39 AM

Set

7:55 PM

🌕 Moon

Set

7:10 AM

100%

Rise

8:10 PM

99%

7-Day Insights

Tidal Extremes

Highest Tide

Thu, Aug 27

7.7' at 12:06 AM

Higher than usual

Lowest Tide

Thu, Aug 27

-0.2' at 6:42 AM

Lower than usual

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Biggest Tidal Ranges

Largest

Thu, Aug 27

7.9' tidal range

Typical

Smallest

Sat, Aug 22

6.1' tidal range

Smaller than usual