Surf Forecasts and Marine Weather - No Hype - Just the Facts!
Mid-Summer Shocker - Is El Nino Stalling? - Video HERE (7/5/26)
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)07/11
02:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 46028
02:00:00 (GMT) on 07/11
Sea Height:5.9 ft
Primary Swell Height: 3.3 ft
Primary Swell Period: 9.2 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)
07/1102:00:005.9 3.3 se9.2 secs1.5 se15.6 secs3.1 se 5.9secs2.5 -3.1 9.2
07/1101:00:005.6 3.3 se9.2 secs1.9 se14.9 secs2.6 se 5.9secs2.4 -3.0 9.2
07/1100:00:005.6 3.9 se9.2 secs1.7 se14.6 secs2.3 se 5.9secs2.9 -3.6 9.2
07/1023:00:005.6 3.3 se9.9 secs2.0 se14.6 secs2.1 se 6.7secs2.6 -3.3 9.9
07/1022:00:005.1 2.3 se14.8 secs3.0 se9.9 secs2.0 se 6.7secs2.7 -3.4 14.8
07/1021:00:005.1 2.2 se14.9 secs3.0 se10.0 secs2.0 se 6.7secs2.7 -3.4 14.9
07/1020:00:005.6 2.4 se14.9 secs3.0 se10.1 secs2.5 se 6.8secs2.9 -3.6 14.9
07/1019:00:005.8 4.1 se9.9 secs1.9 se15.0 secs2.3 se 6.7secs3.2 -4.1 9.9
07/1018:00:005.5 3.7 se9.1 secs2.0 se15.0 secs2.2 se 5.9secs2.7 -3.4 9.1
07/1017:00:005.8 3.6 se9.1 secs2.0 se15.7 secs1.8 se 12.6secs2.7 -3.3 9.1
07/1016:00:006.0 4.1 se8.4 secs1.9 se15.1 secs0.0 se 0.0secs2.8 -3.4 8.4
07/1015:00:005.7 3.5 se9.0 secs2.1 se14.6 secs2.6 se 5.9secs2.5 -3.1 9.0
07/1014:00:005.5 2.1 se14.8 secs3.0 se9.8 secs2.6 se 6.8secs2.5 -3.1 14.8
07/1013:00:005.7 3.9 se8.4 secs1.6 se14.9 secs0.0 se 0.0secs2.6 -3.3 8.4
07/1012:00:005.6 2.2 se15.1 secs3.2 se9.1 secs2.5 se 5.9secs2.6 -3.3 15.1
07/1011:00:005.9 2.1 se15.0 secs3.6 se8.3 secs0.0 se 0.0secs2.5 -3.2 15.0
07/1010:00:006.5 3.9 se9.9 secs2.2 se14.9 secs3.2 se 6.6secs3.1 -3.9 9.9
07/1009:00:006.1 4.0 se9.1 secs1.9 se14.9 secs2.5 se 6.0secs2.9 -3.6 9.1
07/1008:00:006.5 2.4 se16.1 secs4.1 se8.4 secs1.8 se 12.9secs3.1 -3.9 16.1
07/1007:00:006.5 3.9 se9.1 secs2.4 se14.8 secs2.6 se 5.9secs2.8 -3.5 9.1
07/1006:00:007.3 4.6 se9.0 secs1.6 se15.6 secs3.3 se 5.9secs3.3 -4.2 9.0
07/1005:00:006.9 4.6 se8.4 secs2.4 se15.1 secs0.0 se 0.0secs3.1 -3.8 8.4
07/1004:00:006.7 4.3 se9.0 secs2.0 se15.0 secs2.7 se 5.9secs3.1 -3.9 9.0
07/1003:00:006.5 4.3 se9.1 secs2.0 se15.0 secs2.6 se 6.0secs3.1 -3.9 9.1

 

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
02:50:00 (GMT) on 07/11
Combined Sea Height:8.9 ft
Dominant Period:6.0 secs
Wind Speed: 27.3 kts
Wind Gust: 33.1 kts
Wind Direction:320 degrees
Barometric Pressure:1010.8 mbs
Air Temperature: 57.9 degrees
Water Temperature:59.2 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)
07/1102:50:008.96.027.333.13201010.857.959.2
07/1101:50:009.29.027.331.23201010.857.959.2
07/1100:50:008.510.023.429.23201011.757.759.0
07/1023:50:008.510.021.427.33301012.457.659.2
07/1022:50:008.29.021.427.33301013.157.059.2
07/1021:50:008.59.021.425.43301014.056.859.2
07/1020:50:008.510.017.621.43301014.656.759.2
07/1019:50:008.29.017.621.43301015.056.359.2
07/1018:50:008.59.017.619.53301014.856.359.2
07/1017:50:008.59.019.523.43301014.356.159.2
07/1016:50:008.59.021.425.43301013.756.159.2
07/1015:50:008.99.021.425.43301012.956.359.2
07/1014:50:009.29.019.525.43301012.556.559.2
07/1013:50:009.29.021.427.33301011.956.359.2
07/1012:50:009.29.019.523.43301011.656.559.2
07/1011:50:008.29.023.429.23301011.456.159.2
07/1010:50:009.27.023.429.23301011.356.759.2
07/1009:50:009.59.023.429.23301011.556.859.0
07/1008:50:009.59.025.433.13201011.357.059.0
07/1007:50:009.58.025.433.13201011.357.259.0
07/1006:50:0010.27.027.335.13201011.457.232.0
07/1005:50:0010.29.025.431.23201011.957.458.8
07/1004:50:0010.28.025.433.13201012.057.058.8
07/1003:50:009.88.025.429.23301011.656.858.6

 

000096217 ___0.030769
.
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