Surf Forecasts and Marine Weather - No Hype - Just the Facts!
Strong Active MJO Forecast - Is It Real? - Watch the Video HERE (3/1/26)
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)03/15
18:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 46028
18:00:00 (GMT) on 03/15
Sea Height:4.9 ft
Primary Swell Height: 2.9 ft
Primary Swell Period: 12.5 secs
Surf Height2.9 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)
03/1518:00:004.9 2.9 se12.5 secs2.6 se7.7 secs0.4 se 16.7secs2.9 -3.6 12.5
03/1517:00:005.0 2.5 se12.6 secs3.3 se7.7 secs0.5 se 16.7secs2.5 -3.2 12.6
03/1516:00:005.6 2.6 se16.2 secs3.2 se12.9 secs1.3 se 19.3secs3.4 -4.2 16.2
03/1515:00:005.8 3.2 se12.6 secs2.0 se15.7 secs3.6 se 8.2secs3.2 -4.0 12.6
03/1514:00:006.2 4.0 se12.9 secs3.2 se7.7 secs0.7 se 17.9secs4.1 -5.1 12.9
03/1513:00:005.5 2.8 se12.6 secs1.8 se16.1 secs3.3 se 8.2secs2.8 -3.5 12.6
03/1512:00:006.5 3.7 se12.6 secs3.9 se8.2 secs0.8 se 17.5secs3.7 -4.6 12.6
03/1511:00:006.3 3.4 se12.5 secs3.4 se8.3 secs0.6 se 16.7secs3.4 -4.3 12.5
03/1510:00:006.3 2.9 se12.4 secs4.0 se7.7 secs0.4 se 16.7secs2.8 -3.6 12.4
03/1509:00:006.3 3.0 se12.7 secs4.1 se7.7 secs0.0 se 0.0secs3.1 -3.9 12.7
03/1508:00:005.9 3.3 se12.3 secs3.2 se8.3 secs0.0 se 0.0secs3.2 -4.1 12.3
03/1507:00:006.6 3.4 se12.6 secs4.3 se7.7 secs0.7 se 16.7secs3.4 -4.2 12.6
03/1506:00:006.1 3.2 se12.6 secs3.7 se7.7 secs0.7 se 16.7secs3.2 -4.0 12.6
03/1505:00:006.0 2.9 se12.5 secs3.6 se7.7 secs0.7 se 16.7secs2.9 -3.7 12.5
03/1504:00:005.6 3.2 se12.6 secs3.0 se7.7 secs0.8 se 16.7secs3.2 -4.0 12.6
03/1503:00:006.0 3.3 se12.7 secs3.3 se7.7 secs1.0 se 16.7secs3.3 -4.2 12.7
03/1502:00:006.8 3.3 se12.6 secs4.2 se7.6 secs1.3 se 16.7secs3.3 -4.1 12.6
03/1501:00:007.0 3.4 se12.5 secs4.5 se7.7 secs0.7 se 16.7secs3.4 -4.2 12.5
03/1500:00:006.9 3.4 se12.4 secs4.2 se7.7 secs1.0 se 16.7secs3.4 -4.3 12.4
03/1423:00:007.2 3.8 se12.4 secs4.5 se8.3 secs0.8 se 16.7secs3.7 -4.7 12.4
03/1422:00:006.8 4.0 se12.5 secs3.8 se7.7 secs1.5 se 16.7secs4.0 -5.0 12.5
03/1421:00:006.6 3.3 se12.6 secs3.6 se8.2 secs1.1 se 16.7secs3.3 -4.2 12.6
03/1420:00:006.2 3.0 se12.6 secs3.9 se7.7 secs0.8 se 16.7secs3.0 -3.7 12.6
03/1419:00:005.9 3.2 se12.5 secs3.0 se7.7 secs1.0 se 16.7secs3.2 -4.0 12.5

 

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
18:50:00 (GMT) on 03/15
Combined Sea Height:6.9 ft
Dominant Period:8.0 secs
Wind Speed: 11.7 kts
Wind Gust: 15.6 kts
Wind Direction:340 degrees
Barometric Pressure:1017.8 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)
03/1518:50:006.98.011.715.63401017.832.032.0
03/1517:50:007.28.013.717.63401017.832.032.0
03/1516:50:007.98.011.715.63401017.832.032.0
03/1515:50:007.98.09.813.73601017.532.032.0
03/1514:50:007.58.013.717.63401016.732.032.0
03/1513:50:007.97.013.717.63401016.532.032.0
03/1512:50:008.98.013.717.63401016.132.032.0
03/1511:50:009.28.013.717.63501015.832.032.0
03/1510:50:009.28.017.623.43401016.132.032.0
03/1509:50:009.80.021.427.33301016.232.032.0
03/1508:50:008.97.023.429.23301016.232.032.0
03/1507:50:009.88.023.431.23301016.332.032.0
03/1506:50:009.28.025.431.23301016.532.032.0
03/1505:50:008.97.025.431.23301016.232.032.0
03/1504:50:008.98.025.431.23401016.032.032.0
03/1503:50:008.98.025.433.13401015.132.032.0
03/1502:50:008.57.025.429.23401014.432.032.0
03/1501:50:009.28.025.429.23301014.132.032.0
03/1500:50:0010.58.023.429.23301014.232.032.0
03/1423:50:0010.58.025.431.23301014.732.032.0
03/1422:50:009.88.025.431.23201014.832.032.0
03/1421:50:009.27.023.429.23201015.032.032.0
03/1420:50:009.58.023.431.23301016.132.032.0
03/1419:50:009.28.027.331.23301016.832.032.0

 

000094623 ___0.029367
.
Contact | About | Disclaimer | Privacy
Advertise/Content | Links
Visit Mark Sponsler on Facebook Visit Stormsurf on Instagram Visit Stormsurf on YouTube
Copyright © 2025 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