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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

Marina State Beach

beachtide: mid

1.5Updated 0 min ago

Face

5.5ft

12s period

Swell

WNW

287°

Windcross-on

7 mph

WSW

Tide

-0.1 ft

slack

ConditionsMixed

Mixed

36% wind sea

Swell breakdown

WAVEWATCH III

P1 (primary)

WNW

4.3ft

12s

71%

P2 (secondary)

WSW

2.6ft

10s

25%

P3 (tertiary)

SSW

1.0ft

15s

4%

Swell components (ft) · next 48h

Wind speed (mph) · next 48h

Tide (ft) · next 48h

Spot info

Breakbeach

Tide preferencemid

Crowdlight

Hazardsrips, sharks, cold water

Optimal conditions

SwellW 270°

WindESE offshore

Tidemid

Period10s+

Breakbeach

Nearest buoy

BuoyNDBC 46240

Hs3.6 ft

Tp14s

DirN

Water59°F

Reading4/30/2026, 9:56:00 PM

View NDBC station page →

7-day forecast

Time

Rating

Face

Period

Swell

Wind

Tide

Thu, May 14

2am

5.5

12s

WNW287°

5mphcross

-0.1ft↑

5am

5.1

9s

WNW292°

4mphcross-on

-0.0ft↑

8am

5.2

8s

WNW291°

3mphcross-on

2.1ft↑

11am

5.3

9s

WNW290°

8mphonshore

3.5ft↓

2pm

2.4

12s

WSW243°

13mphonshore

1.9ft↓

5pm

2.4

13s

WSW240°

15mphcross-on

1.7ft↑

8pm

3.9

12s

WSW241°

11mphcross-on

4.5ft↑

11pm

5.2

10s

WNW288°

9mphonshore

5.3ft

Fri, May 15

2am

3.9

12s

WSW240°

7mphonshore

2.0ft↓

5am

7.2

9s

WNW293°

9mphcross-on

-0.7ft↑

8am

7.1

9s

WNW295°

5mphcross-on

0.9ft↑

11am

7.0

9s

WNW295°

10mphcross-on

3.4ft↓

2pm

1.3

14s

SSW192°

16mphonshore

2.6ft↓

5pm

1.2

14s

SSW193°

10mphonshore

1.8ft↑

8pm

1.5

16s

WNW293°

18mphonshore

4.3ft↑

11pm

4.9

12s

WSW243°

13mphonshore

5.9ft

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