Surf Forecasts and Marine Weather - No Hype - Just the Facts!
Ominous Sign as Cold Water Upwells in S. America - Watch the Video HERE (5/3/26)
Buoys | Buoy Forecast | Bulletins | Models: Wave - Weather - Surf - Altimetry - Snow | Pacific Forecast | QuikCAST | El Nino | Tutorials | Great Circles | Video
Google
Create Your Own Surf Forecast
Swell Calculator
Swell Decay Tables
Sea Height Tables
Swell Category Table
.

Buoy 51004 Southeast Hawaii
Longitude = 152.52W Latitude = 17.44N
FAQs

 

Frequency Analysis - Current Hour
(Swell height in each period/frequency band)
Measurement Date/Time (GMT)05/05
15:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 51004
15:00:00 (GMT) on 05/05
Sea Height:4.3 ft
Primary Swell Height: 1.9 ft
Primary Swell Period: 12.3 secs
Surf Height1.8 ft

 

24 Hour Observation

Date
(Month/Day)
Time
(GMT)
Sea Height
[>5 secs]
(ft)
Primary Swell Secondary Swell Tertiary Swell Estimated Surf Height (ft)Primary Period (secs)
Height
(ft)
Period
(secs)
Height
(ft)
Period
(secs)
Height
(ft)
Period
(secs)
05/0515:00:004.3 1.9 se12.3 secs2.4 se7.7 secs1.0 se 16.3secs1.8 -2.0 12.3
05/0514:00:004.3 2.2 se11.2 secs2.5 se7.7 secs0.5 se 14.8secs1.9 -2.1 11.2
05/0513:00:004.4 2.2 se11.2 secs2.8 se6.7 secs0.7 se 15.0secs1.8 -2.0 11.2
05/0512:00:004.7 2.4 se12.5 secs2.8 se7.7 secs0.4 se 17.7secs2.2 -2.5 12.5
05/0511:00:004.8 2.5 se11.2 secs2.6 se7.7 secs1.0 se 15.1secs2.1 -2.4 11.2
05/0510:00:004.7 2.6 se12.3 secs2.1 se9.1 secs1.0 se 16.0secs2.4 -2.7 12.3
05/0509:00:004.3 2.1 se12.3 secs2.5 se8.4 secs0.2 se 16.7secs1.9 -2.2 12.3
05/0508:00:004.6 2.5 se12.3 secs2.1 se9.1 secs1.1 se 16.1secs2.3 -2.6 12.3
05/0507:00:004.7 2.6 se12.2 secs2.4 se9.1 secs1.0 se 16.0secs2.4 -2.7 12.2
05/0506:00:004.2 1.9 se12.5 secs2.3 se8.3 secs0.0 se 0.0secs1.8 -2.0 12.5
05/0505:00:004.4 2.2 se12.4 secs2.3 se9.1 secs1.7 se 5.9secs2.1 -2.4 12.4
05/0504:00:004.6 2.5 se12.6 secs2.5 se8.3 secs0.4 se 17.7secs2.3 -2.6 12.6
05/0503:00:004.6 2.9 se11.2 secs2.4 se7.7 secs1.1 se 14.3secs2.4 -2.7 11.2
05/0502:00:004.5 2.4 se12.4 secs2.3 se8.3 secs1.2 se 15.9secs2.3 -2.6 12.4
05/0501:00:004.8 2.6 se12.5 secs2.8 se8.3 secs1.4 se 15.6secs2.5 -2.8 12.5
05/0500:00:005.0 2.8 se12.6 secs1.9 se16.1 secs2.6 se 9.2secs2.7 -3.0 12.6
05/0423:00:004.4 2.3 se12.5 secs1.2 se16.0 secs2.2 se 8.3secs2.1 -2.4 12.5
05/0422:00:004.8 2.6 se12.4 secs2.7 se9.1 secs1.1 se 15.7secs2.4 -2.7 12.4
05/0421:00:004.5 2.6 se12.5 secs2.5 se9.1 secs1.3 se 15.7secs2.4 -2.8 12.5
05/0420:00:004.7 2.9 se12.5 secs2.5 se9.1 secs0.5 se 16.7secs2.7 -3.0 12.5
05/0419:00:004.8 2.8 se12.6 secs1.8 se16.1 secs2.8 se 9.1secs2.6 -3.0 12.6
05/0418:00:004.5 2.5 se12.6 secs2.8 se9.2 secs1.5 se 15.7secs2.3 -2.6 12.6
05/0417:00:004.8 3.4 se12.7 secs2.3 se9.1 secs1.5 se 5.9secs3.2 -3.7 12.7
05/0416:00:004.6 2.9 se12.7 secs2.5 se9.1 secs0.6 se 18.4secs2.7 -3.1 12.7

 

Surf Height Scale
Size Scale (ft)
>11-22-33-44-55-66-77-88-99-1010-1111-1212-1313-1414-1515-2020-2525-3030-3535-4040-4545+

Swell Period Scal
Period Scale (secs)
6.36.77.17.78.39.11011.112.514.316.7202533.3

 

Current Weather Conditions
Buoy 51004
15:50:00 (GMT) on 05/05
Combined Sea Height:6.6 ft
Dominant Period:8.0 secs
Wind Speed: 15.6 kts
Wind Gust: 17.6 kts
Wind Direction:070 degrees
Barometric Pressure:1014.5 mbs
Air Temperature: 76.6 degrees
Water Temperature:77.4 degrees

 

24 Hour Weather Observation

Date
(Month/Day)
Time
(GMT)
Combined Sea Height (ft)Dominant Period
(secs)
Wind Speed
(kts)
Gust
(kts)
Wind Direction
(degrees)
Barometric Pressure
(mbs)
Air Temperature
(F)
Water Temperature
(F)
05/0515:50:006.68.015.617.60701014.576.677.4
05/0514:50:006.66.013.717.60601014.076.177.5
05/0513:50:006.98.015.619.50701013.976.577.5
05/0512:50:006.68.015.619.50701014.377.077.5
05/0511:50:006.98.015.619.50701014.777.077.5
05/0510:50:006.68.015.619.50701015.377.077.5
05/0509:50:006.97.015.619.50801016.377.277.5
05/0508:50:007.28.017.619.50701016.577.277.5
05/0507:50:006.97.017.621.40701016.777.477.5
05/0506:50:006.98.017.621.40701016.577.577.7
05/0505:50:006.67.017.623.40701015.677.577.7
05/0504:50:006.67.017.621.40701015.277.577.5
05/0503:50:006.97.017.621.40701014.977.577.7
05/0502:50:006.68.017.619.50701014.777.577.7
05/0501:50:006.98.015.619.50701014.577.777.7
05/0500:50:006.914.015.619.50701014.877.777.7
05/0423:50:006.913.015.617.60601015.277.577.9
05/0422:50:006.98.015.619.50701015.777.577.9
05/0421:50:006.98.015.617.60701016.677.577.9
05/0420:50:006.68.015.619.50701016.677.577.9
05/0419:50:006.611.015.617.60601016.877.277.9
05/0418:50:006.910.015.617.60701016.877.577.9
05/0417:50:006.69.013.717.60801016.677.577.9
05/0416:50:006.28.015.617.60701016.077.077.9

 

000031222 ___0.026755
.
Contact | About | Disclaimer | Privacy
Advertise/Content | Links
Visit Mark Sponsler on Facebook Visit Stormsurf on Instagram Visit Stormsurf on YouTube
Copyright © 2026 STORMSURF - All Rights Reserved
This page cannot be duplicated, reused or framed in another window without express written permission.
But links are always welcome.
Buoys | Buoy Forecast | Bulletins | Models: Wave - Weather - Surf - Altimetry - Snow | Pacific Forecast | QuikCAST | El Nino | Tutorials | Great Circles | Calculator