Surf Forecasts and Marine Weather - No Hype - Just the Facts!
Major Kelvin Wave Developing As West Anomalies Blow! - Watch the Video HERE (4/5/26)
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)04/09
06:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 46028
06:00:00 (GMT) on 04/09
Sea Height:3.2 ft
Primary Swell Height: 2.4 ft
Primary Swell Period: 14.3 secs
Surf Height2.7 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)
04/0906:00:003.2 2.4 se14.3 secs1.4 se17.8 secs1.8 se 10.2secs2.7 -3.4 14.3
04/0905:00:003.4 2.8 se13.9 secs1.0 se17.8 secs1.6 se 10.2secs3.1 -3.9 13.9
04/0904:00:003.2 2.5 se14.1 secs1.1 se17.8 secs1.7 se 10.3secs2.8 -3.5 14.1
04/0903:00:003.3 2.6 se14.1 secs1.1 se17.9 secs1.4 se 10.4secs2.9 -3.7 14.1
04/0902:00:003.2 2.5 se14.0 secs1.1 se17.9 secs1.3 se 10.4secs2.8 -3.5 14.0
04/0901:00:003.4 2.8 se13.9 secs1.0 se17.6 secs1.1 se 10.3secs3.1 -3.9 13.9
04/0900:00:003.4 2.8 se14.0 secs1.1 se17.3 secs1.4 se 10.6secs3.1 -3.9 14.0
04/0823:00:002.9 2.5 se14.1 secs1.2 se17.6 secs0.9 se 10.4secs2.8 -3.5 14.1
04/0822:00:002.9 2.2 se14.0 secs0.9 se17.7 secs1.3 se 10.5secs2.5 -3.1 14.0
04/0821:00:003.3 2.5 se14.0 secs1.0 se17.8 secs1.2 se 10.4secs2.8 -3.5 14.0
04/0820:00:003.0 2.4 se14.1 secs1.0 se18.1 secs1.0 se 10.2secs2.7 -3.4 14.1
04/0819:00:003.5 2.7 se14.2 secs1.1 se17.7 secs1.9 se 5.5secs3.0 -3.8 14.2
04/0818:00:003.7 2.3 se14.2 secs2.6 se5.6 secs1.0 se 10.3secs2.6 -3.2 14.2
04/0817:00:003.5 2.0 se14.2 secs0.9 se18.0 secs2.5 se 5.6secs2.3 -2.8 14.2
04/0816:00:003.6 2.1 se14.2 secs1.0 se17.6 secs2.4 se 5.5secs2.4 -3.0 14.2
04/0815:00:003.8 2.2 se14.3 secs2.6 se5.8 secs0.8 se 10.1secs2.5 -3.2 14.3
04/0814:00:003.8 2.3 se14.2 secs0.9 se17.6 secs2.6 se 5.6secs2.6 -3.3 14.2
04/0813:00:003.3 2.2 se13.9 secs2.0 se5.6 secs0.9 se 10.3secs2.4 -3.0 13.9
04/0812:00:003.8 2.2 se14.3 secs1.3 se18.1 secs2.5 se 5.5secs2.5 -3.2 14.3
04/0811:00:003.6 1.9 se14.0 secs2.6 se5.6 secs0.7 se 18.0secs2.1 -2.6 14.0
04/0810:00:003.7 2.3 se16.1 secs1.6 se11.5 secs0.8 se 20.0secs3.0 -3.7 16.1
04/0809:00:003.9 2.1 se14.3 secs1.0 se17.8 secs2.6 se 5.9secs2.4 -3.0 14.3
04/0808:00:003.6 1.9 se14.2 secs0.9 se18.0 secs2.2 se 5.9secs2.2 -2.7 14.2
04/0807:00:003.9 2.0 se16.2 secs2.0 se13.2 secs2.5 se 5.9secs2.6 -3.3 16.2

 

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
06:50:00 (GMT) on 04/09
Combined Sea Height:4.6 ft
Dominant Period:12.0 secs
Wind Speed: 15.6 kts
Wind Gust: 19.5 kts
Wind Direction:310 degrees
Barometric Pressure:1014.5 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)
04/0906:50:004.612.015.619.53101014.532.032.0
04/0905:50:004.613.015.617.63101014.432.032.0
04/0904:50:004.613.013.717.63101014.132.032.0
04/0903:50:004.613.015.617.63201013.632.032.0
04/0902:50:004.613.015.617.63201013.432.032.0
04/0901:50:004.914.015.619.53201013.632.032.0
04/0900:50:004.613.017.621.43201013.532.032.0
04/0823:50:004.613.015.617.63201013.732.032.0
04/0822:50:004.613.015.619.53101013.932.032.0
04/0821:50:004.313.017.619.53101014.132.032.0
04/0820:50:005.213.013.717.63101014.432.032.0
04/0819:50:004.66.011.713.73201014.932.032.0
04/0818:50:004.914.013.715.63501015.032.032.0
04/0817:50:005.26.019.523.43101015.132.032.0
04/0816:50:005.66.015.617.63201015.332.032.0
04/0815:50:005.60.017.621.43201014.732.032.0
04/0814:50:005.90.017.623.43301014.732.032.0
04/0813:50:005.96.019.525.43301014.332.032.0
04/0812:50:005.26.019.523.43201014.132.032.0
04/0811:50:005.96.019.523.43201013.832.032.0
04/0810:50:005.26.021.425.43101014.232.032.0
04/0809:50:005.96.017.621.43301014.332.032.0
04/0808:50:005.90.019.523.43201015.032.032.0
04/0807:50:005.96.019.523.43301015.232.032.0

 

000095008 ___0.03114
.
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