Surf Forecasts and Marine Weather - No Hype - Just the Facts!
PDO Rises, Warm Water Pushes East, But... - Video Forecast HERE (12/14/25)
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)12/15
19:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 46028
19:00:00 (GMT) on 12/15
Sea Height:2.5 ft
Primary Swell Height: 2.0 ft
Primary Swell Period: 12.5 secs
Surf Height2.0 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)
12/1519:00:002.5 2.0 se12.5 secs1.1 se15.6 secs1.4 se 9.3secs2.0 -2.5 12.5
12/1518:00:002.2 1.7 se12.4 secs1.2 se9.2 secs0.3 se 16.7secs1.7 -2.1 12.4
12/1517:00:002.5 2.1 se12.3 secs1.3 se9.2 secs0.3 se 16.7secs2.0 -2.5 12.3
12/1516:00:002.6 2.2 se12.4 secs1.0 se15.5 secs1.1 se 9.3secs2.2 -2.7 12.4
12/1515:00:002.4 1.9 se12.4 secs1.2 se9.3 secs0.2 se 16.7secs1.9 -2.4 12.4
12/1514:00:002.3 1.8 se12.5 secs1.3 se9.3 secs0.4 se 16.7secs1.8 -2.2 12.5
12/1513:00:002.3 1.9 se11.1 secs0.6 se15.2 secs0.7 se 7.9secs1.7 -2.2 11.1
12/1512:00:002.3 1.9 se12.5 secs1.2 se9.3 secs0.3 se 16.7secs1.9 -2.4 12.5
12/1511:00:002.4 2.0 se12.4 secs1.0 se9.3 secs0.3 se 16.7secs2.0 -2.5 12.4
12/1510:00:002.4 2.0 se12.3 secs1.1 se9.3 secs0.3 se 16.7secs2.0 -2.5 12.3
12/1509:00:001.9 1.5 se12.4 secs1.0 se9.3 secs0.2 se 16.7secs1.5 -1.9 12.4
12/1508:00:002.2 1.9 se12.6 secs1.0 se9.3 secs0.4 se 16.7secs1.9 -2.4 12.6
12/1507:00:002.4 2.0 se12.4 secs1.0 se15.4 secs0.7 se 8.5secs2.0 -2.5 12.4
12/1506:00:002.2 1.9 se12.6 secs0.9 se9.2 secs0.4 se 17.2secs1.9 -2.4 12.6
12/1505:00:002.2 1.8 se12.5 secs1.0 se9.2 secs0.3 se 16.7secs1.8 -2.2 12.5
12/1504:00:002.6 2.2 se12.5 secs1.1 se9.3 secs0.4 se 16.7secs2.2 -2.8 12.5
12/1503:00:002.3 2.0 se12.6 secs0.8 se9.3 secs0.3 se 16.7secs2.0 -2.5 12.6
12/1502:00:002.4 1.9 se12.4 secs1.1 se9.3 secs0.3 se 16.7secs1.9 -2.4 12.4
12/1501:00:002.4 2.1 se12.5 secs1.0 se9.3 secs0.5 se 16.7secs2.1 -2.6 12.5
12/1500:00:002.2 1.8 se12.6 secs1.1 se9.2 secs0.3 se 16.7secs1.8 -2.3 12.6
12/1423:00:002.3 1.9 se12.6 secs0.9 se9.1 secs0.5 se 16.7secs2.0 -2.4 12.6
12/1422:00:002.4 2.1 se12.4 secs1.0 se9.3 secs0.4 se 16.7secs2.1 -2.6 12.4
12/1421:00:002.2 1.8 se12.7 secs1.0 se9.2 secs0.3 se 17.4secs1.9 -2.3 12.7
12/1420:00:002.3 1.9 se12.5 secs1.0 se9.1 secs0.3 se 16.7secs1.9 -2.4 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
19:00:00 (GMT) on 12/15
Combined Sea Height:3.6 ft
Dominant Period:10.0 secs
Wind Speed: 17.6 kts
Wind Gust: 19.5 kts
Wind Direction:330 degrees
Barometric Pressure:1022.1 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)
12/1519:00:003.610.017.619.53301022.132.032.0
12/1518:00:003.39.015.619.53201022.632.032.0
12/1517:00:003.610.011.713.73301022.732.032.0
12/1516:00:003.610.011.715.63401021.832.032.0
12/1515:00:003.611.015.619.53401021.632.032.0
12/1514:00:003.610.013.717.63201020.932.032.0
12/1513:00:003.60.09.813.73301020.532.032.0
12/1512:00:003.312.011.715.63401020.432.032.0
12/1511:00:003.311.013.717.63301020.932.032.0
12/1510:00:003.30.013.715.63201021.032.032.0
12/1509:00:003.60.011.717.63401020.732.032.0
12/1508:00:003.30.013.717.63201020.932.032.0
12/1507:00:003.311.013.719.53201020.832.032.0
12/1506:00:003.311.013.717.63201020.332.032.0
12/1505:00:003.311.09.811.73501019.632.032.0
12/1504:00:003.311.011.713.73401019.732.032.0
12/1503:00:003.011.011.715.63201019.932.032.0
12/1502:00:003.011.09.813.73401019.532.032.0
12/1501:00:003.012.09.813.73301019.132.032.0
12/1500:00:003.00.09.811.73101018.532.032.0
12/1423:00:003.012.05.87.83301018.432.032.0
12/1422:00:003.011.05.87.83101018.432.032.0
12/1421:00:000.00.05.89.83101018.532.032.0
12/1420:00:002.60.07.811.73101019.132.032.0

 

000094204 ___0.035655
.
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