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)07/10
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 07/10
Sea Height:6 ft
Primary Swell Height: 4.1 ft
Primary Swell Period: 8.4 secs
Surf Height2.8 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)
07/1016:00:006.0 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
07/1002:00:006.3 4.1 se9.1 secs1.9 se15.6 secs2.5 se 5.9secs3.0 -3.7 9.1
07/1001:00:005.7 3.6 se9.1 secs1.9 se16.1 secs1.6 se 12.9secs2.6 -3.2 9.1
07/1000:00:006.4 2.6 se16.2 secs4.0 se9.2 secs2.2 se 12.8secs3.3 -4.2 16.2
07/0923:00:006.6 4.6 se9.1 secs2.0 se14.9 secs2.3 se 5.9secs3.3 -4.2 9.1
07/0922:00:006.0 3.9 se9.0 secs2.2 se15.8 secs2.0 se 12.4secs2.8 -3.5 9.0
07/0921:00:006.1 4.2 se9.1 secs2.1 se16.3 secs1.7 se 12.7secs3.1 -3.8 9.1
07/0920:00:006.4 2.6 se15.8 secs4.4 se9.1 secs2.2 se 5.9secs3.3 -4.1 15.8
07/0919:00:005.9 4.0 se9.0 secs2.0 se15.1 secs2.3 se 6.0secs2.9 -3.6 9.0
07/0918:00:005.7 3.8 se9.0 secs1.8 se15.0 secs2.5 se 5.9secs2.7 -3.4 9.0
07/0917:00:006.2 4.5 se8.4 secs1.8 se15.1 secs0.0 se 0.0secs3.0 -3.8 8.4

 

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 46028
16:50:00 (GMT) on 07/10
Combined Sea Height:8.5 ft
Dominant Period:9.0 secs
Wind Speed: 21.4 kts
Wind Gust: 25.4 kts
Wind Direction:330 degrees
Barometric Pressure:1013.7 mbs
Air Temperature: 56.1 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)
07/1016:50:008.59.021.425.43301013.756.159.2
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
07/1002:50:0010.29.025.431.23201011.956.858.6
07/1001:50:009.59.027.333.13301011.956.858.6
07/1000:50:008.910.025.429.23301012.357.058.6
07/0923:50:009.59.023.429.23301013.157.258.6
07/0922:50:008.910.021.425.43301013.857.658.6
07/0921:50:008.510.023.427.33201014.357.458.5
07/0920:50:008.59.019.523.43201014.657.458.5
07/0919:50:009.29.019.523.43301015.456.858.3
07/0918:50:009.28.019.525.43301015.356.558.3
07/0917:50:009.58.021.425.43301015.255.958.3

 

000096212 ___0.025042
.
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