Surf Forecasts and Marine Weather - No Hype - Just the Facts!
El Nino - The Shocking Truth Behind the Models! - Watch the Video HERE (4/12/26)
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 46028 Central San Martin
Longitude = 121.89W Latitude = 35.74N
FAQs

 

Frequency Analysis - Current Hour
(Swell height in each period/frequency band)
Measurement Date/Time (GMT)04/15
17:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 46028
17:00:00 (GMT) on 04/15
Sea Height:4.4 ft
Primary Swell Height: 2.2 ft
Primary Swell Period: 14.2 secs
Surf Height2.5 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)
04/1517:00:004.4 2.2 se14.2 secs2.0 se8.4 secs0.0 se 0.0secs2.5 -3.1 14.2
04/1516:00:005.0 1.8 se14.0 secs3.0 se7.7 secs0.0 se 0.0secs2.0 -2.5 14.0
04/1515:00:004.7 2.3 se13.9 secs2.4 se7.6 secs0.0 se 0.0secs2.5 -3.1 13.9
04/1514:00:005.0 2.4 se13.1 secs3.3 se7.1 secs0.0 se 0.0secs2.5 -3.1 13.1
04/1513:00:004.8 1.8 se14.2 secs3.0 se7.1 secs0.0 se 0.0secs2.0 -2.5 14.2
04/1512:00:005.1 1.8 se14.4 secs3.3 se7.1 secs1.4 se 11.2secs2.1 -2.6 14.4
04/1511:00:005.3 3.6 se6.7 secs1.7 se14.2 secs2.1 se 9.9secs1.9 -2.4 6.7
04/1510:00:005.1 2.4 se14.1 secs3.1 se7.1 secs0.0 se 0.0secs2.8 -3.4 14.1
04/1509:00:005.0 1.7 se14.1 secs2.3 se9.1 secs2.8 se 5.9secs1.9 -2.4 14.1
04/1508:00:004.8 2.1 se13.9 secs2.6 se7.1 secs0.0 se 0.0secs2.4 -2.9 13.9
04/1507:00:004.9 2.2 se14.1 secs2.3 se9.1 secs2.4 se 5.9secs2.5 -3.1 14.1
04/1506:00:004.7 1.8 se13.0 secs2.5 se8.4 secs0.0 se 0.0secs1.9 -2.4 13.0
04/1505:00:004.7 2.1 se14.1 secs2.8 se6.6 secs1.8 se 9.9secs2.4 -3.0 14.1
04/1504:00:004.9 2.4 se13.2 secs2.1 se9.2 secs2.6 se 5.9secs2.6 -3.2 13.2
04/1503:00:004.7 1.8 se14.3 secs2.4 se9.1 secs2.3 se 5.9secs2.1 -2.6 14.3
04/1502:00:004.6 1.8 se14.2 secs2.6 se7.1 secs0.0 se 0.0secs2.0 -2.5 14.2
04/1501:00:005.0 2.0 se14.2 secs2.3 se9.9 secs2.3 se 6.7secs2.3 -2.9 14.2
04/1500:00:004.9 1.9 se14.5 secs2.7 se9.1 secs2.2 se 5.9secs2.2 -2.8 14.5
04/1423:00:005.3 3.2 se9.8 secs2.2 se12.8 secs2.5 se 6.3secs2.5 -3.1 9.8
04/1422:00:004.9 2.1 se14.3 secs3.0 se8.4 secs0.0 se 0.0secs2.4 -2.9 14.3
04/1421:00:005.4 2.6 se14.4 secs2.9 se10.0 secs2.2 se 6.7secs3.0 -3.8 14.4
04/1420:00:005.9 2.9 se14.3 secs3.4 se9.1 secs1.8 se 5.9secs3.3 -4.1 14.3
04/1419:00:005.3 2.6 se12.8 secs3.2 se9.1 secs0.8 se 16.7secs2.6 -3.3 12.8
04/1418:00:005.5 3.8 se9.2 secs2.2 se12.7 secs2.1 se 5.9secs2.8 -3.5 9.2

 

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 46028
17:50:00 (GMT) on 04/15
Combined Sea Height:6.9 ft
Dominant Period:6.0 secs
Wind Speed: 19.5 kts
Wind Gust: 23.4 kts
Wind Direction:330 degrees
Barometric Pressure:1019.7 mbs
Air Temperature: 32.0 degrees
Water Temperature:32.0 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)
04/1517:50:006.96.019.523.43301019.732.032.0
04/1516:50:007.26.019.523.43301019.555.858.6
04/1515:50:007.97.019.523.43301019.255.958.6
04/1514:50:007.27.019.525.43301018.955.858.6
04/1513:50:000.00.019.523.43301018.355.658.6
04/1512:50:007.57.021.425.43301018.055.458.6
04/1511:50:007.57.021.425.43401018.355.458.6
04/1510:50:007.57.021.425.43301018.455.458.6
04/1509:50:007.57.021.425.43301018.955.658.8
04/1508:50:007.57.021.425.43301019.255.659.0
04/1507:50:008.27.021.427.33201019.355.859.0
04/1506:50:007.27.021.423.43301019.455.859.0
04/1505:50:007.56.021.425.43201019.955.959.0
04/1504:50:007.56.021.427.33301020.055.959.0
04/1503:50:007.57.021.425.43201019.755.959.0
04/1502:50:007.97.021.425.43201019.756.159.0
04/1501:50:007.26.021.425.43201020.456.359.2
04/1500:50:007.57.021.425.43201020.956.559.2
04/1423:50:007.97.019.523.43301021.356.759.2
04/1422:50:007.50.019.523.43301021.556.859.2
04/1421:50:007.28.019.523.43301022.056.759.2
04/1420:50:007.99.017.621.43201022.456.759.2
04/1419:50:007.210.017.619.53301022.456.559.2
04/1418:50:008.59.015.619.53301022.856.359.0

 

000095096 ___0.023911
.
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