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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

Hanalei Bay

beachtide: mid

FLATUpdated 0 min ago

Face

1.4ft

11s period

Swell

NNE

23°

Windcross

11 mph

E

Tide

1.1 ft

slack

ConditionsBlown out

Blown out

75% wind sea

Swell breakdown

NDBC buoy

Wind sea

ENE

5.3ft

7s

not surfable

not surfable

P1 (primary)

NW

1.9ft

16s

49%

P2 (secondary)

NNW

1.4ft

8s

27%

P3 (tertiary)

NNW

1.3ft

8s

24%

Swell components (ft) · next 48h

Wind speed (mph) · next 48h

Tide (ft) · next 48h

Spot info

Breakbeach

Tide preferencemid

Crowd—

Hazards—

Optimal conditions

SwellS 183°

WindN offshore

Tidemid

Period10s+

Breakbeach

Nearest buoy

BuoyNDBC 51208

Hs5.9 ft

Tp6s

DirNE

Water76°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

FLAT

1.5

11s

NNE23°

10mphcross

1.1ft↓

5am

FLAT

1.6

11s

NNE23°

8mphcross

1.0ft↓

8am

FLAT

0.4

8s

NW315°

6mphcross

0.1ft↓

11am

0.6

14s

SSW197°

11mphcross

-0.2ft↑

2pm

0.6

13s

S186°

12mphcross

1.0ft↑

5pm

0.7

14s

SSW195°

12mphcross

2.1ft↓

8pm

0.6

13s

S186°

9mphcross

1.6ft↓

11pm

0.7

13s

S188°

9mphcross

0.4ft

Fri, May 15

2am

0.7

13s

SSW199°

8mphcross

0.6ft↑

5am

FLAT

0.4

10s

WNW283°

8mphcross

0.9ft↓

8am

FLAT

0.4

12s

WNW283°

7mphcross

0.1ft↓

11am

0.7

16s

SSW205°

7mphcross

-0.3ft↑

2pm

0.8

16s

SSW213°

9mphcross

0.7ft↑

5pm

1.6

14s

W268°

9mphcross

2.1ft↓

8pm

0.6

16s

SSW212°

9mphcross

2.1ft↓

11pm

0.8

11s

WNW294°

9mphcross

0.7ft

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