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Stormy Petrel

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Data sources

NWPS — nearshore wave model
WAVEWATCH III — spectral swell
HRRR — 3 km wind
NDBC — realtime buoys
CO-OPS — tide predictions

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Forecasts refresh every 6 h · buoys hourly

California

Manresa State Beach

beachtide: mid

2.5Updated 0 min ago

Face

4.5ft

12s period

Swell

WNW

286°

Windcross-off

8 mph

E

Tide

3.6 ft

slack

ConditionsChoppy

Choppy

45% wind sea

Swell breakdown

WAVEWATCH III

Wind sea

NW

4.5ft

6s

not surfable

not surfable

P1 (primary)

WNW

3.4ft

12s

67%

P2 (secondary)

WSW

2.2ft

10s

28%

P3 (tertiary)

SSW

1.0ft

16s

5%

Swell components (ft) · next 48h

Wind speed (mph) · next 48h

Tide (ft) · next 48h

Spot info

Breakbeach

Tide preferencemid

Crowdmoderate

Hazardsrips, cold water

Optimal conditions

SwellW 270°

WindNE offshore

Tidemid

Period10s+

Breakbeach

Nearest buoy

BuoyNDBC 46236

Hs5.6 ft

Tp13s

DirW

Water53°F

Reading5/14/2026, 4:56:00 AM

View NDBC station page →

7-day forecast

Time

Rating

Face

Period

Swell

Wind

Tide

Thu, May 14

2am

5.5

12s

WNW287°

6mphcross-off

2.2ft↓

5am

5.1

9s

WNW292°

2mphoffshore

0.0ft↑

8am

5.2

8s

WNW291°

2mphcross

2.1ft↑

11am

5.3

9s

WNW290°

6mphcross-on

4.1ft↓

2pm

2.4

12s

WSW243°

7mphonshore

2.7ft↓

5pm

2.4

13s

WSW240°

3mphcross

1.8ft↑

8pm

3.9

12s

WSW241°

4mphcross

4.6ft↑

11pm

5.2

10s

WNW288°

7mphcross-off

6.3ft

Fri, May 15

2am

3.9

12s

WSW240°

5mphcross-off

3.1ft↓

5am

7.2

9s

WNW293°

6mphcross-off

-0.6ft↑

8am

7.1

9s

WNW295°

3mphcross-off

0.8ft↑

11am

7.0

9s

WNW295°

5mphonshore

3.8ft↓

2pm

1.3

14s

SSW192°

5mphonshore

3.5ft↓

5pm

1.2

14s

SSW193°

11mphcross

1.9ft↑

8pm

1.5

16s

WNW293°

14mphcross

4.2ft↑

11pm

4.9

12s

WSW243°

9mphcross

6.7ft

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