Surf Forecasts and Marine Weather - No Hype - Just the Facts!
Super El Nino Likely - But What About the PDO? - Video HERE (7/19/26)
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)07/24
03:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 51004
03:00:00 (GMT) on 07/24
Sea Height:5.3 ft
Primary Swell Height: 2.9 ft
Primary Swell Period: 17.3 secs
Surf Height3.8 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)
07/2403:00:005.3 2.9 se17.3 secs2.5 se14.1 secs2.5 se 7.7secs3.8 -4.3 17.3
07/2402:00:005.3 2.6 se17.3 secs2.3 se14.3 secs2.5 se 11.3secs3.3 -3.8 17.3
07/2401:00:005.3 2.8 se16.8 secs2.8 se12.8 secs1.6 se 20.0secs3.5 -4.0 16.8
07/2400:00:005.0 2.2 se17.3 secs2.5 se12.5 secs2.9 se 7.6secs2.8 -3.2 17.3
07/2323:00:005.1 2.8 se16.9 secs2.9 se12.8 secs1.8 se 20.0secs3.5 -4.0 16.9
07/2322:00:005.2 3.0 se17.8 secs2.5 se12.5 secs2.0 se 9.2secs4.0 -4.5 17.8
07/2321:00:005.0 2.3 se17.0 secs1.9 se20.4 secs2.7 se 12.5secs2.9 -3.3 17.0
07/2320:00:005.7 2.3 se21.7 secs2.8 se17.2 secs2.8 se 12.7secs3.8 -4.3 21.7
07/2319:00:005.5 2.2 se21.3 secs2.6 se17.6 secs2.5 se 12.5secs3.6 -4.1 21.3
07/2318:00:005.2 2.2 se20.6 secs2.4 se17.4 secs2.8 se 12.5secs3.3 -3.8 20.6
07/2317:00:005.4 2.9 se17.2 secs2.2 se21.3 secs3.3 se 12.7secs3.8 -4.3 17.2
07/2316:00:005.1 2.1 se21.8 secs2.4 se17.4 secs2.7 se 12.5secs3.4 -3.9 21.8
07/2315:00:005.4 2.9 se20.2 secs2.6 se14.3 secs2.3 se 11.2secs4.3 -4.9 20.2
07/2314:00:005.5 3.2 se17.3 secs2.5 se21.3 secs2.8 se 14.1secs4.1 -4.7 17.3
07/2313:00:005.3 2.4 se20.6 secs2.6 se17.2 secs3.0 se 12.5secs3.7 -4.2 20.6
07/2312:00:004.8 2.1 se17.2 secs1.6 se21.4 secs2.5 se 12.6secs2.7 -3.1 17.2
07/2311:00:005.1 2.3 se22.1 secs2.4 se17.3 secs2.7 se 12.6secs3.8 -4.3 22.1
07/2310:00:005.2 3.3 se12.7 secs1.9 se21.1 secs2.4 se 16.5secs3.2 -3.6 12.7
07/2309:00:005.4 2.9 se22.4 secs2.8 se17.3 secs3.1 se 12.6secs4.8 -5.5 22.4
07/2308:00:005.0 2.3 se20.9 secs2.5 se16.9 secs2.9 se 12.6secs3.6 -4.1 20.9
07/2307:00:005.2 2.1 se20.6 secs2.5 se16.7 secs3.1 se 12.5secs3.2 -3.6 20.6
07/2306:00:005.0 3.5 se12.7 secs2.5 se16.0 secs1.5 se 20.6secs3.3 -3.7 12.7
07/2305:00:005.2 3.5 se12.5 secs2.0 se21.1 secs2.4 se 16.6secs3.3 -3.7 12.5
07/2304:00:004.7 3.0 se12.4 secs1.9 se9.1 secs2.2 se 5.9secs2.8 -3.1 12.4

 

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
03:50:00 (GMT) on 07/24
Combined Sea Height:7.9 ft
Dominant Period:7.0 secs
Wind Speed: 19.5 kts
Wind Gust: 23.4 kts
Wind Direction:070 degrees
Barometric Pressure:1013.5 mbs
Air Temperature: 80.2 degrees
Water Temperature:82.0 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)
07/2403:50:007.97.019.523.40701013.580.282.0
07/2402:50:007.98.017.621.40701013.180.282.0
07/2401:50:008.221.017.623.40701013.179.582.0
07/2400:50:007.919.015.619.50601013.279.082.0
07/2323:50:007.219.017.621.40701013.279.782.0
07/2322:50:007.57.017.621.40701013.678.482.0
07/2321:50:007.57.015.621.40701014.179.381.9
07/2320:50:007.57.017.623.40701014.379.281.9
07/2319:50:008.221.017.623.40601014.478.881.9
07/2318:50:007.97.019.523.40701014.478.681.9
07/2317:50:007.57.017.621.40701014.079.281.9
07/2316:50:007.221.015.619.50801014.075.681.9
07/2315:50:007.97.017.621.41001013.576.181.9
07/2314:50:007.921.017.621.40601013.177.981.9
07/2313:50:007.221.017.621.40601013.079.381.9
07/2312:50:007.221.017.623.40501013.178.481.9
07/2311:50:007.57.015.619.50601013.579.281.9
07/2310:50:006.611.015.619.50701013.979.381.9
07/2309:50:006.924.015.621.40901014.579.081.9
07/2308:50:007.524.013.717.60601014.679.081.9
07/2307:50:006.611.017.619.50601014.679.381.9
07/2306:50:006.911.017.619.50601014.179.581.9
07/2305:50:006.66.017.621.40601013.579.281.9
07/2304:50:007.212.011.717.60601012.878.481.9

 

000031549 ___0.026063
.
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