Station List

Station 41121 - Arecibo, Puerto Rico (249) Image indicating link to RSS feed of recent meteorological observations for station 41121

Owned and maintained by Caribbean Integrated Coastal Ocean Observing System (CarICOOS)
Waverider Buoy
18.491 N 66.701 W (18°29'27" N 66°42'2" W)

Site elevation: sea level
Sea temp depth: 0.46 m below water line
Water depth: 32 m

Latest NWS Marine Forecast

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station 41121

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yellow diamond Stations with recent data
red diamond Stations with no data in last 8 hours
(24 hours for tsunami stations)

Conditions at 41121 as of
(2:30 pm ADT)
1730 GMT on 07/13/2026:
     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

5-day plot - Wave Height Wave Height (WVHT): 3.3 ft
5-day plot - Dominant Wave Period Dominant Wave Period (DPD): 5 sec
5-day plot - Average Wave Period Average Period (APD): 4.0 sec
5-day plot - Mean Wave Direction Mean Wave Direction (MWD): NE ( 50 deg true )
5-day plot - Air Temperature Air Temperature (ATMP): 83.8 °F
5-day plot - Water Temperature Water Temperature (WTMP): 83.8 °F
Previous observations
TIME
(ADT)		 5-day plot - Wind Direction
WDIR
 		 5-day plot - Wind Speed
WSPD
kts		 5-day plot - Wind Gust
GST
kts		 5-day plot - Wave Height
WVHT
ft		 5-day plot - Dominant Wave Period
DPD
sec		 5-day plot - Average Wave Period
APD
sec		 5-day plot - Mean Wave Direction
MWD
 		 5-day plot - Atmospheric Pressure
PRES
in		 5-day plot - Pressure Tendency
PTDY
in		 5-day plot - Air Temperature
ATMP
°F		 5-day plot - Water Temperature
WTMP
°F		 5-day plot - Dew Point
DEWP
°F		 5-day plot - Salinity
SAL
psu		 5-day plot - Visibility
VIS
nmi		 5-day plot - Tide (above MLLW)
TIDE
ft
2026-07-13 02:00 pm--- 3.3 64.0 NE-- 83.8 83.7----
2026-07-13 01:30 pm--- 3.0 64.1ENE-- 84.0 83.7----
2026-07-13 01:00 pm--- 3.0 54.1 NE-- 84.0 83.7----
2026-07-13 12:30 pm--- 3.0 64.1 NE-- 84.2 83.7----
2026-07-13 12:00 pm--- 3.0 64.4 NE-- 84.0 83.5----
2026-07-13 11:30 am--- 3.0 64.5 NE-- 84.0 83.5----
2026-07-13 11:00 am--- 3.0 64.5ENE-- 82.9 83.5----
2026-07-13 10:30 am--- 2.6 64.7ENE-- 82.8 83.7----
2026-07-13 10:00 am--- 3.0 54.8ENE-- 83.3 83.7----
2026-07-13 09:30 am--- 3.0 64.9ENE-- 82.8 83.5----
2026-07-13 09:00 am--- 3.0 64.9ENE-- 82.2 83.5----
2026-07-13 08:30 am--- 3.0 54.9ENE-- 80.8 83.5----
2026-07-13 08:00 am--- 3.0 64.9ENE-- 79.2 83.5----
2026-07-13 07:30 am--- 3.0 55.0ENE-- 78.8 83.5----
2026-07-13 07:00 am--- 3.0 65.1 NE-- 78.8 83.5----
2026-07-13 06:30 am--- 3.0 65.0 NE-- 79.7 83.5----
2026-07-13 06:00 am--- 2.6 64.9ENE-- 79.9 83.5----
2026-07-13 05:30 am--- 2.6 64.7 NE-- 80.1 83.5----
2026-07-13 05:00 am--- 2.6 64.7 NE-- 79.7 83.5----
2026-07-13 04:30 am--- 3.3 64.9 NE-- 79.5 83.5----
2026-07-13 04:00 am--- 3.3 64.8ENE-- 79.0 83.5----
2026-07-13 03:30 am--- 3.3 64.7ENE-- 79.3 83.5----
2026-07-13 03:00 am--- 3.3 64.7ENE-- 80.1 83.5----
2026-07-13 02:30 am--- 3.3 64.7ENE-- 80.2 83.5----
2026-07-13 02:00 am--- 3.3 64.8ENE-- 79.7 83.5----
2026-07-13 01:30 am--- 3.3 54.8 NE-- 79.7 83.5----
2026-07-13 01:00 am--- 3.0 64.9ENE-- 79.7 83.5----
2026-07-13 12:30 am--- 3.0 64.9 NE-- 79.7 83.5----
2026-07-13 12:00 am--- 3.0 64.8ENE--- 83.5----
2026-07-12 11:30 pm--- 3.0 64.8 NE--- 83.7----
2026-07-12 11:00 pm--- 3.0 54.8ENE--- 83.7----
2026-07-12 10:30 pm--- 3.3 64.8ENE-- 80.8 83.7----
2026-07-12 10:00 pm--- 3.3 64.6 NE--- 83.7----
2026-07-12 09:30 pm--- 3.3 54.2ENE--- 83.3----
2026-07-12 09:00 pm--- 3.6 54.1ENE-- 78.4 83.5----
2026-07-12 08:30 pm--- 3.6 54.2ENE-- 82.9 83.5----
2026-07-12 08:00 pm--- 3.6 74.2 NE-- 82.9 83.5----
2026-07-12 07:30 pm--- 3.6 64.4ENE-- 83.1 83.5----
2026-07-12 07:00 pm--- 3.6 54.2 NE-- 83.3 83.5----
2026-07-12 06:30 pm--- 3.6 84.3 N-- 83.5 83.5----
2026-07-12 06:00 pm--- 3.6 54.2ENE-- 83.7 83.5----
2026-07-12 05:30 pm--- 3.6 84.3 N-- 83.8 83.5----
2026-07-12 05:00 pm--- 3.6 94.4 N-- 83.8 83.5----
2026-07-12 04:30 pm--- 3.6 64.3ENE-- 83.8 83.5----
2026-07-12 04:00 pm--- 3.3 84.3NNE-- 83.8 83.7----
2026-07-12 03:30 pm--- 3.3 94.3 N-- 83.7 83.5----
2026-07-12 03:00 pm--- 3.3 94.1NNE-- 83.5 83.7----
Wave Summary
for 41121 as of (2:30 pm ADT)
1730 GMT on 07/13/2026:

These wave data are displayed in rounded times.

     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

5-day plot - Significant Wave Height Significant Wave Height (WVHT): 3.3 ft
5-day plot - Swell Height Swell Height (SwH): 0.3 ft
5-day plot - Swell Period Swell Period (SwP): 10.0 sec
5-day plot - Swell Direction Swell Direction (SwD): NE
5-day plot - Wind Wave Height Wind Wave Height (WWH): 3.3 ft
5-day plot - Wind Wave Period Wind Wave Period (WWP): 5.4 sec
5-day plot - Wind Wave Direction Wind Wave Direction (WWD): NE
5-day plot - Wave Steepness Wave Steepness (STEEPNESS): STEEP
5-day plot - Average Wave Period Average Wave Period (APD): 4.0 sec
Previous observations
TIME
(ADT)		 5-day plot - Wave Height
WVHT
ft		 5-day plot - Swell Height
SwH
ft		 5-day plot - Swell Period
SwP
sec		 5-day plot - Swell Direction
SwD
 		 5-day plot - Wind Wave Height
WWH
ft		 5-day plot - Wind Wave Period
WWP
sec		 5-day plot - Wind Wave Direction
WWD
 		 5-day plot - Wave Steepness
STEEPNESS
 		 5-day plot - Average Wave Period
APD
sec
2026-07-13 02:00 pm 3.0 0.7 11.8 NE 3.0 5.6 NE STEEP 4.0
2026-07-13 01:30 pm 3.0 0.7 11.1NNE 3.0 5.7 ENE STEEP 4.1
2026-07-13 01:00 pm 3.0 0.7 10.0NNE 3.0 5.1 NEVERY_STEEP 4.1
2026-07-13 12:30 pm 3.0 0.7 11.1NNE 3.0 5.6 NE STEEP 4.1
2026-07-13 12:00 pm 3.0 0.7 10.0NNE 3.0 6.2 NE STEEP 4.4
2026-07-13 11:30 am 3.0 0.7 10.0NNE 3.0 6.2 NE STEEP 4.5
2026-07-13 11:00 am 3.0 0.7 10.5NNE 3.0 5.9 ENE STEEP 4.5
2026-07-13 10:30 am 2.6 0.7 11.1NNE 2.6 5.9 ENE STEEP 4.7
2026-07-13 10:00 am 3.0 0.7 10.0NNE 3.0 5.3 ENE STEEP 4.8
2026-07-13 09:30 am 3.0 0.7 10.0 NE 2.6 5.9 ENE STEEP 4.9
2026-07-13 09:00 am 3.0 0.7 10.0NNE 3.0 5.9 ENE STEEP 4.9
2026-07-13 08:30 am 3.0 0.7 11.1NNE 2.6 5.3 ENE STEEP 4.9
2026-07-13 08:00 am 3.0 0.7 11.1NNE 3.0 5.7 ENE STEEP 4.9
2026-07-13 07:30 am 3.0 0.7 10.0NNE 3.0 5.4 ENE STEEP 5.0
2026-07-13 07:00 am 3.0 0.7 11.1NNE 3.0 5.6 NE STEEP 5.1
2026-07-13 06:30 am 3.0 0.7 10.0 NE 3.0 5.9 NE STEEP 5.0
2026-07-13 06:00 am 2.6 0.7 11.1NNE 2.6 5.7 ENE STEEP 4.9
2026-07-13 05:30 am 2.6 0.7 11.1NNE 2.6 6.2 NE N/A 4.7
2026-07-13 05:00 am 2.6 0.7 11.1 NE 2.6 5.6 NE STEEP 4.7
2026-07-13 04:30 am 3.0 0.7 11.1NNE 3.0 6.1 NE STEEP 4.9
2026-07-13 04:00 am 3.0 0.7 10.0NNE 3.0 5.7 ENE STEEP 4.8
2026-07-13 03:30 am 3.3 0.7 10.0NNE 3.3 5.6 ENE STEEP 4.7
2026-07-13 03:00 am 3.3 0.7 10.0 NE 3.3 5.7 ENE STEEP 4.7
2026-07-13 02:30 am 3.3 0.7 10.0NNE 3.0 5.6 ENE STEEP 4.7
2026-07-13 02:00 am 3.3 0.7 10.0NNE 3.0 5.6 ENE STEEP 4.8
2026-07-13 01:30 am 3.0 0.7 11.1NNE 3.0 5.1 NEVERY_STEEP 4.8
2026-07-13 01:00 am 3.0 0.7 10.0NNE 3.0 5.9 ENE STEEP 4.9
2026-07-13 12:30 am 3.0 0.7 10.0NNE 3.0 5.6 NE STEEP 4.9
2026-07-13 12:00 am 3.0 0.7 10.0NNE 3.0 5.7 ENE STEEP 4.8
2026-07-12 11:30 pm 3.0 0.7 10.0NNE 3.0 5.7 NE STEEP 4.8
2026-07-12 11:00 pm 3.0 0.7 10.0NNE 3.0 5.3 ENE STEEP 4.8
2026-07-12 10:30 pm 3.0 0.7 10.0NNE 3.0 5.6 ENE STEEP 4.8
2026-07-12 10:00 pm 3.3 0.7 10.0NNE 3.0 5.7 NE STEEP 4.6
2026-07-12 09:30 pm 3.3 0.7 10.0NNE 3.3 5.1 ENEVERY_STEEP 4.2
2026-07-12 09:00 pm 3.6 0.7 10.0NNE 3.6 4.9 ENEVERY_STEEP 4.1
2026-07-12 08:30 pm 3.6 0.7 10.0NNE 3.6 5.0 ENEVERY_STEEP 4.2
2026-07-12 08:00 pm 3.6 0.7 10.5 NE 3.6 6.7 NE STEEP 4.2
2026-07-12 07:30 pm 3.6 0.7 10.0NNE 3.6 5.7 ENE STEEP 4.4
2026-07-12 07:00 pm 3.6 0.7 10.0NNE 3.3 4.8 NEVERY_STEEP 4.2
2026-07-12 06:30 pm 3.6 0.7 10.0NNE 3.6 8.3 N AVERAGE 4.3
2026-07-12 06:00 pm 3.6 0.7 10.0NNE 3.6 5.1 ENEVERY_STEEP 4.2
2026-07-12 05:30 pm 3.6 0.7 10.0NNE 3.6 8.3 N AVERAGE 4.3
2026-07-12 05:00 pm 3.6 0.7 10.0 N 3.6 9.1 N AVERAGE 4.4
2026-07-12 04:30 pm 3.6 0.7 10.0NNE 3.6 5.9 ENE STEEP 4.3
2026-07-12 04:00 pm 3.3 0.7 10.0NNE 3.3 8.3 NNE AVERAGE 4.3
2026-07-12 03:30 pm 3.3 0.7 10.0NNE 3.3 8.7 N AVERAGE 4.3
2026-07-12 03:00 pm 3.3 0.7 11.1NNE 3.0 8.7 NNE AVERAGE 4.1

Plot icon Plot of wave energy versus frequency (and period)