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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

Hawaii

Big Beach Makena

beachtide: mid

FLATUpdated 0 min ago

Face

0.5ft

14s period

Swell

S

184°

Windcross-off

11 mph

E

Tide

1.2 ft

slack

ConditionsBlown out

Blown out

76% wind sea

Swell breakdown

WAVEWATCH III

Wind sea

ENE

3.0ft

6s

not surfable

not surfable

P1 (primary)

S

0.7ft

14s

100%

Swell components (ft) · next 48h

Wind speed (mph) · next 48h

Tide (ft) · next 48h

Spot info

Breakbeach

Tide preferencemid

Crowd—

Hazards—

Optimal conditions

SwellSW 234°

WindNE offshore

Tidemid

Period10s+

Breakbeach

Nearest buoy

No nearby buoy.

7-day forecast

Time

Rating

Face

Period

Swell

Wind

Tide

Thu, May 14

2am

FLAT

0.5

14s

S184°

8mphoffshore

1.2ft↓

5am

FLAT

0.5

13s

S184°

3mphcross-off

1.1ft↓

8am

FLAT

0.5

13s

S184°

2mphcross

0.3ft↓

11am

FLAT

0.5

14s

WSW244°

4mphoffshore

-0.2ft↑

2pm

0.5

14s

WSW244°

12mphcross

0.7ft↑

5pm

FLAT

0.5

14s

WSW245°

17mphcross

1.7ft↓

8pm

FLAT

0.5

14s

WSW246°

12mphoffshore

1.4ft↓

11pm

0.7

11s

N10°

12mphoffshore

0.4ft

Fri, May 15

2am

FLAT

0.5

13s

WSW246°

10mphoffshore

0.7ft↑

5am

1.0

8s

ENE76°

10mphoffshore

1.1ft↓

8am

0.9

8s

ENE76°

9mphoffshore

0.4ft↓

11am

0.9

8s

ENE76°

9mphoffshore

-0.3ft↑

2pm

0.6

10s

SE130°

12mphcross-off

0.4ft↑

5pm

0.6

10s

NNE13°

12mphcross-off

1.7ft↑

8pm

FLAT

0.5

12s

WSW246°

11mphoffshore

1.7ft↓

11pm

0.5

5s

SE145°

11mphoffshore

0.7ft

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