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)07/09
16:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 46028
16:00:00 (GMT) on 07/09
Sea Height:6.2 ft
Primary Swell Height: 2.4 ft
Primary Swell Period: 16.2 secs
Surf Height3.1 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)
07/0916:00:006.2 2.4 se16.2 secs4.1 se8.3 secs1.8 se 13.1secs3.1 -3.9 16.2
07/0915:00:006.1 4.1 se8.3 secs2.0 se16.0 secs0.3 se 20.0secs2.8 -3.5 8.3
07/0914:00:005.8 4.0 se8.4 secs1.7 se16.4 secs1.2 se 12.8secs2.7 -3.3 8.4
07/0913:00:006.5 2.8 se16.2 secs3.6 se8.4 secs1.5 se 13.0secs3.6 -4.6 16.2
07/0912:00:006.3 4.2 se8.3 secs1.9 se16.3 secs1.3 se 13.0secs2.8 -3.4 8.3
07/0911:00:006.7 5.1 se8.3 secs1.3 se15.6 secs0.0 se 0.0secs3.4 -4.2 8.3
07/0910:00:006.4 2.5 se15.8 secs3.7 se8.3 secs0.0 se 0.0secs3.1 -3.9 15.8
07/0909:00:006.9 4.7 se8.3 secs1.9 se15.6 secs0.0 se 0.0secs3.1 -3.9 8.3
07/0908:00:006.5 2.0 se16.2 secs4.2 se7.7 secs1.4 se 10.8secs2.6 -3.3 16.2
07/0907:00:006.3 2.3 se16.4 secs3.8 se7.8 secs1.3 se 12.9secs3.1 -3.8 16.4
07/0906:00:006.2 2.0 se16.4 secs4.0 se7.7 secs1.6 se 10.9secs2.6 -3.2 16.4
07/0905:00:006.7 2.8 se16.7 secs4.4 se8.3 secs1.0 se 20.0secs3.7 -4.7 16.7
07/0904:00:006.8 2.8 se16.8 secs4.1 se7.7 secs1.7 se 12.7secs3.7 -4.7 16.8
07/0903:00:006.6 2.6 se16.5 secs3.8 se8.4 secs1.6 se 12.9secs3.4 -4.2 16.5
07/0902:00:006.5 4.5 se7.8 secs0.9 se15.1 secs0.0 se 0.0secs2.8 -3.5 7.8
07/0901:00:006.7 2.8 se16.6 secs4.0 se8.3 secs1.7 se 13.0secs3.7 -4.6 16.6
07/0900:00:006.4 2.8 se16.9 secs4.1 se7.8 secs0.9 se 20.0secs3.8 -4.8 16.9
07/0823:00:005.9 2.1 se16.5 secs3.6 se7.8 secs1.6 se 12.5secs2.8 -3.5 16.5
07/0822:00:005.7 1.8 se16.4 secs3.4 se7.7 secs1.3 se 12.7secs2.3 -2.9 16.4
07/0821:00:005.7 2.2 se16.7 secs3.7 se7.8 secs1.4 se 12.9secs3.0 -3.7 16.7
07/0820:00:006.4 3.0 se16.7 secs3.8 se7.7 secs1.7 se 12.7secs4.0 -5.0 16.7
07/0819:00:005.8 2.3 se17.0 secs4.1 se7.7 secs1.4 se 12.7secs3.1 -3.9 17.0
07/0818:00:006.2 2.9 se16.7 secs3.6 se7.7 secs1.8 se 12.8secs3.9 -4.9 16.7
07/0817:00:006.0 3.0 se16.9 secs3.4 se7.7 secs1.3 se 20.0secs4.0 -5.0 16.9

 

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
16:50:00 (GMT) on 07/09
Combined Sea Height:9.5 ft
Dominant Period:8.0 secs
Wind Speed: 19.5 kts
Wind Gust: 23.4 kts
Wind Direction:320 degrees
Barometric Pressure:1015.2 mbs
Air Temperature: 55.9 degrees
Water Temperature:58.3 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)
07/0916:50:009.58.019.523.43201015.255.958.3
07/0915:50:008.98.023.429.23301015.155.958.3
07/0914:50:008.98.021.427.33201015.055.958.5
07/0913:50:0010.58.021.425.43301014.555.958.6
07/0912:50:009.57.025.431.23301013.755.958.5
07/0911:50:009.88.027.335.13301013.555.958.5
07/0910:50:009.58.027.333.13201013.856.158.5
07/0909:50:0010.28.023.431.23201014.656.758.8
07/0908:50:0010.58.023.429.23201015.057.059.0
07/0907:50:009.88.025.431.23201015.157.259.4
07/0906:50:008.98.027.333.13201015.557.659.7
07/0905:50:009.88.027.331.23201016.057.660.1
07/0904:50:009.88.027.333.13201015.957.960.1
07/0903:50:009.87.025.431.23201015.657.959.9
07/0902:50:009.88.023.429.23201015.758.360.1
07/0901:50:009.88.023.431.23301016.258.160.1
07/0900:50:009.87.025.429.23201016.757.960.1
07/0823:50:009.28.023.429.23301017.257.960.1
07/0822:50:008.28.023.427.33201017.858.160.1
07/0821:50:008.28.021.425.43201018.357.960.1
07/0820:50:008.58.021.427.33201018.858.160.1
07/0819:50:007.98.019.523.43201019.257.760.1
07/0818:50:008.58.021.425.43201019.357.660.1
07/0817:50:009.28.023.427.33301018.857.459.9

 

000096205 ___0.02626
.
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