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Mad River Slough, Arcata Bay

Mad River Slough, Arcata Bay Tides

The tide is 6.5' and rising: next high 7.2' at 10:59 PM. Moderate seas, N wind at 4 kt. Sea state is taken from nearby open water.

Last Tide - Low

1.7'

4:49 PM

PDT

4 hours, 51 minutes ago

Next Tide - High

7.2'

10:59 PM

PDT

1 hour, 18 minutes from now

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☀️

Sunrise

7:20 AM

PDT

9 hours, 40 minutes from now

🌘

Moonrise

5:15 AM

PDT

Waning Crescent · 5%

7 hours, 35 minutes from now

Today

🌊 Tides

Low

4:21 AM

0.1'

High

11:10 AM

7.1'

Low

4:49 PM

1.7'

High

10:59 PM

7.2'

🌤️ Marine Weather

☀️ Sun

Rise

7:19 AM

Set

6:48 PM

🌘 Moon

Rise

4:05 AM

11%

Set

5:22 PM

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Tomorrow

🌊 Tides

Low

5:05 AM

0.4'

High

11:44 AM

7.5'

Low

5:38 PM

1.0'

High

11:54 PM

7.1'

🌤️ Marine Weather

☀️ Sun

Rise

7:20 AM

Set

6:46 PM

🌘 Moon

Rise

5:15 AM

Set

5:44 PM

Friday - October 9, 2026

🌊 Tides

Low

5:45 AM

0.8'

High

12:16 PM

7.9'

Low

6:23 PM

0.3'

🌤️ Marine Weather

☀️ Sun

Rise

7:21 AM

Set

6:45 PM

🌘 Moon

Rise

6:23 AM

Set

6:06 PM

Saturday - October 10, 2026

🌊 Tides

High

12:46 AM

7.0'

Low

6:22 AM

1.3'

High

12:46 PM

8.1'

Low

7:04 PM

-0.2'

🌤️ Marine Weather

☀️ Sun

Rise

7:22 AM

Set

6:43 PM

🌘 Moon

Rise

7:31 AM

Set

6:29 PM

Sunday - October 11, 2026

🌊 Tides

High

1:34 AM

6.8'

Low

6:57 AM

1.8'

High

1:15 PM

8.2'

Low

7:44 PM

-0.4'

🌤️ Marine Weather

☀️ Sun

Rise

7:23 AM

Set

6:42 PM

🌑 Moon

Rise

8:38 AM

Set

6:55 PM

Monday - October 12, 2026

🌊 Tides

High

2:21 AM

6.6'

Low

7:31 AM

2.4'

High

1:44 PM

8.1'

Low

8:24 PM

-0.5'

🌤️ Marine Weather

☀️ Sun

Rise

7:24 AM

Set

6:40 PM

🌑 Moon

Rise

9:45 AM

Set

7:24 PM

Tuesday - October 13, 2026

🌊 Tides

High

3:08 AM

6.3'

Low

8:05 AM

3.0'

High

2:14 PM

8.0'

Low

9:04 PM

-0.3'

🌤️ Marine Weather

☀️ Sun

Rise

7:25 AM

Set

6:38 PM

🌑 Moon

Rise

10:50 AM

10%

Set

7:59 PM

12%

7-Day Insights

Tidal Extremes

Highest Tide

Sun, Oct 11

8.2' at 1:15 PM

Higher than usual

Lowest Tide

Mon, Oct 12

-0.5' at 8:24 PM

Lower than usual

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Biggest Tidal Ranges

Largest

Sun, Oct 11

8.6' tidal range

Larger than usual

Smallest

Wed, Oct 7

7.0' tidal range

Typical

Nautical Charts for Mad River Slough, Arcata Bay

Humboldt Bay

Point Arena to Trinidad Head

Monterey Bay to Coos Bay