Station List

Station 51211 - Pearl Harbor Entrance, HI (233)

Owned and maintained by Pacific Islands Ocean Observing System (PacIOOS)
Data provided by Scripps Institution of Oceanography
Waverider Buoy
21.297 N 157.959 W (21°17'50" N 157°57'32" W)

Site elevation: sea level
Sea temp depth: 0.46 m below water line
Water depth: 35 m

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Conditions at 51211 as of
(8:00 pm HST on 04/13/2026)
0600 GMT on 04/14/2026:
Unit of Measure: Time Zone: Click on the graph icon in the table below to see a time series plot of the last five days of that observation.
Wave Height (WVHT):	2.3 ft
Dominant Wave Period (DPD):	14 sec
Average Period (APD):	5.9 sec
Mean Wave Direction (MWD):	SSE ( 162 deg true )
Water Temperature (WTMP):	75.7 °F

Previous observations
TIME (HST)	WDIR	WSPD kts	GST kts	WVHT ft	DPD sec	APD sec	MWD	PRES in	PTDY in	ATMP °F	WTMP °F	DEWP °F	SAL psu	VIS nmi	TIDE ft
2026-04-13 07:30 pm	-	-	-	2.3	13	5.9	SSE	-	-	-	75.7	-	-	-	-
2026-04-13 07:00 pm	-	-	-	2.3	13	6.1	SSE	-	-	-	75.9	-	-	-	-
2026-04-13 06:30 pm	-	-	-	2.3	13	6.2	SSE	-	-	-	75.9	-	-	-	-
2026-04-13 06:00 pm	-	-	-	2.3	14	5.7	SSE	-	-	-	75.9	-	-	-	-
2026-04-13 05:30 pm	-	-	-	2.3	13	5.7	SSE	-	-	-	76.1	-	-	-	-
2026-04-13 05:00 pm	-	-	-	2.6	13	5.7	SSE	-	-	-	76.1	-	-	-	-
2026-04-13 04:30 pm	-	-	-	2.3	14	5.1	SSE	-	-	-	75.7	-	-	-	-
2026-04-13 04:00 pm	-	-	-	2.3	13	5.1	SSE	-	-	-	76.1	-	-	-	-
2026-04-13 03:30 pm	-	-	-	2.6	14	5.5	SSE	-	-	-	76.8	-	-	-	-
2026-04-13 03:00 pm	-	-	-	2.6	14	4.4	SSE	-	-	-	75.9	-	-	-	-
2026-04-13 02:30 pm	-	-	-	3.0	13	4.5	SSE	-	-	-	75.9	-	-	-	-
2026-04-13 02:00 pm	-	-	-	3.0	13	4.2	SSE	-	-	-	75.7	-	-	-	-
2026-04-13 01:30 pm	-	-	-	3.3	14	4.2	SSE	-	-	-	75.7	-	-	-	-
2026-04-13 01:00 pm	-	-	-	3.0	13	4.0	SSE	-	-	-	75.7	-	-	-	-
2026-04-13 12:30 pm	-	-	-	2.6	13	4.6	SSE	-	-	-	75.6	-	-	-	-
2026-04-13 12:00 pm	-	-	-	2.6	13	4.6	SSE	-	-	-	75.6	-	-	-	-
2026-04-13 11:30 am	-	-	-	2.6	12	4.6	S	-	-	-	75.6	-	-	-	-
2026-04-13 11:00 am	-	-	-	2.3	12	4.4	SSE	-	-	-	75.6	-	-	-	-
2026-04-13 10:30 am	-	-	-	2.6	14	4.5	SSE	-	-	-	75.6	-	-	-	-
2026-04-13 10:00 am	-	-	-	2.6	13	4.4	SSE	-	-	-	75.6	-	-	-	-
2026-04-13 09:30 am	-	-	-	2.6	13	4.4	SSE	-	-	-	75.4	-	-	-	-
2026-04-13 09:00 am	-	-	-	2.3	14	4.3	SSE	-	-	-	75.4	-	-	-	-
2026-04-13 08:30 am	-	-	-	2.3	13	4.4	SSE	-	-	-	75.4	-	-	-	-
2026-04-13 08:00 am	-	-	-	2.0	13	5.8	SSE	-	-	-	75.4	-	-	-	-
2026-04-13 07:30 am	-	-	-	2.0	14	8.1	SSE	-	-	-	75.4	-	-	-	-
2026-04-13 07:00 am	-	-	-	2.0	14	8.0	SSE	-	-	-	75.4	-	-	-	-
2026-04-13 06:30 am	-	-	-	2.0	14	8.1	SSE	-	-	-	75.6	-	-	-	-
2026-04-13 06:00 am	-	-	-	1.6	14	9.0	SSE	-	-	-	75.6	-	-	-	-
2026-04-13 05:30 am	-	-	-	1.6	13	9.4	SSE	-	-	-	75.6	-	-	-	-
2026-04-13 05:00 am	-	-	-	2.0	13	9.3	SSE	-	-	-	75.6	-	-	-	-
2026-04-13 04:30 am	-	-	-	1.6	13	8.8	S	-	-	-	75.7	-	-	-	-
2026-04-13 04:00 am	-	-	-	1.6	14	8.8	SSE	-	-	-	75.7	-	-	-	-
2026-04-13 03:30 am	-	-	-	2.0	14	8.4	S	-	-	-	75.4	-	-	-	-
2026-04-13 03:00 am	-	-	-	1.6	13	8.0	SSE	-	-	-	75.6	-	-	-	-
2026-04-13 02:30 am	-	-	-	2.0	13	7.9	SSE	-	-	-	75.4	-	-	-	-
2026-04-13 02:00 am	-	-	-	2.0	13	7.7	SSE	-	-	-	75.2	-	-	-	-
2026-04-13 01:30 am	-	-	-	2.0	14	7.8	S	-	-	-	75.0	-	-	-	-
2026-04-13 01:00 am	-	-	-	2.0	13	7.4	SSE	-	-	-	75.7	-	-	-	-
2026-04-13 12:30 am	-	-	-	2.0	13	7.4	SSE	-	-	-	75.6	-	-	-	-
2026-04-13 12:00 am	-	-	-	2.0	12	7.2	SSE	-	-	-	75.7	-	-	-	-
2026-04-12 11:30 pm	-	-	-	2.3	13	7.3	SSE	-	-	-	75.4	-	-	-	-
2026-04-12 11:00 pm	-	-	-	2.3	12	7.3	SSE	-	-	-	75.4	-	-	-	-
2026-04-12 10:30 pm	-	-	-	2.0	13	8.0	SSE	-	-	-	75.9	-	-	-	-
2026-04-12 10:00 pm	-	-	-	2.0	13	8.4	SSE	-	-	-	75.9	-	-	-	-
2026-04-12 09:30 pm	-	-	-	2.0	12	8.4	SSE	-	-	-	75.7	-	-	-	-
2026-04-12 09:00 pm	-	-	-	2.0	13	8.8	SSE	-	-	-	76.1	-	-	-	-

Wave Summary
for 51211 as of
(8:00 pm HST on 04/13/2026)
0600 GMT on 04/14/2026:
These wave data are displayed in rounded times. Unit of Measure: Time Zone: Click on the graph icon in the table below to see a time series plot of the last five days of that observation.
Significant Wave Height (WVHT):	2.3 ft
Swell Height (SwH):	1.6 ft
Swell Period (SwP):	14.3 sec
Swell Direction (SwD):	SSE
Wind Wave Height (WWH):	1.6 ft
Wind Wave Period (WWP):	3.6 sec
Wind Wave Direction (WWD):	SSE
Average Wave Period (APD):	5.9 sec

Previous observations
TIME (HST)	WVHT ft	SwH ft	SwP sec	SwD	WWH ft	WWP sec	WWD	STEEPNESS	APD sec
2026-04-13 07:30 pm	2.3	1.6	13.3	SSE	1.6	3.6	SSE	N/A	5.9
2026-04-13 07:00 pm	2.3	1.6	13.3	SSE	1.6	3.6	SSE	N/A	6.1
2026-04-13 06:30 pm	2.3	2.0	13.3	SSE	1.6	8.0	SSE	N/A	6.2
2026-04-13 06:00 pm	2.3	1.6	14.3	SSE	1.6	3.6	SSE	N/A	5.7
2026-04-13 05:30 pm	2.3	1.6	13.3	SSE	1.6	8.0	SE	N/A	5.7
2026-04-13 05:00 pm	2.6	2.0	13.3	SSE	2.0	7.1	SE	N/A	5.7
2026-04-13 04:30 pm	2.3	1.6	14.3	SSE	1.6	3.2	S	N/A	5.1
2026-04-13 04:00 pm	2.3	1.6	13.3	SSE	1.6	8.3	SE	N/A	5.1
2026-04-13 03:30 pm	2.6	1.6	14.3	SSE	2.0	3.5	S	N/A	5.5
2026-04-13 03:00 pm	2.6	1.6	14.3	SSE	2.3	3.7	S	AVERAGE	4.4
2026-04-13 02:30 pm	3.0	1.6	13.3	SSE	2.3	3.5	S	AVERAGE	4.5
2026-04-13 02:00 pm	3.0	1.6	13.3	SSE	2.6	3.9	S	AVERAGE	4.2
2026-04-13 01:30 pm	3.3	1.6	14.3	SSE	3.0	3.7	S	AVERAGE	4.2
2026-04-13 01:00 pm	3.0	1.3	13.3	SSE	2.6	3.5	SSE	AVERAGE	4.0
2026-04-13 12:30 pm	2.6	1.3	12.5	SSE	2.0	7.7	SSE	N/A	4.6
2026-04-13 12:00 pm	2.6	1.6	13.3	SSE	2.3	7.7	SSE	AVERAGE	4.6
2026-04-13 11:30 am	2.6	1.6	11.8	S	2.3	8.7	SSE	AVERAGE	4.6
2026-04-13 11:00 am	2.3	1.3	11.8	SSE	2.0	7.7	SSE	N/A	4.4
2026-04-13 10:30 am	2.6	1.3	14.3	SSE	2.3	8.0	SSE	N/A	4.5
2026-04-13 10:00 am	2.6	1.3	12.5	SSE	2.0	8.0	SSE	N/A	4.4
2026-04-13 09:30 am	2.6	1.3	13.3	SSE	2.0	7.7	SSE	N/A	4.4
2026-04-13 09:00 am	2.3	1.3	14.3	SSE	2.0	8.3	SSE	N/A	4.3
2026-04-13 08:30 am	2.3	1.3	13.3	SSE	1.6	7.4	SSE	N/A	4.4
2026-04-13 08:00 am	2.0	1.6	12.5	SSE	1.3	8.0	SSE	N/A	5.8
2026-04-13 07:30 am	2.0	1.6	14.3	SSE	1.3	7.7	SSE	N/A	8.1
2026-04-13 07:00 am	2.0	1.6	14.3	SSE	1.3	8.0	SSE	N/A	8.0
2026-04-13 06:30 am	2.0	1.6	14.3	SSE	1.0	8.0	SSE	N/A	8.1
2026-04-13 06:00 am	1.6	1.3	14.3	SSE	1.0	8.3	SSE	N/A	9.0
2026-04-13 05:30 am	1.6	1.3	12.5	SSE	1.0	8.3	SSE	N/A	9.4
2026-04-13 05:00 am	2.0	1.6	12.5	SSE	1.0	8.3	SSE	N/A	9.3
2026-04-13 04:30 am	1.6	1.6	12.5	S	1.0	8.7	SSE	N/A	8.8
2026-04-13 04:00 am	1.6	1.3	14.3	SSE	1.0	8.0	SSE	N/A	8.8
2026-04-13 03:30 am	2.0	1.3	14.3	S	1.0	8.7	SSE	N/A	8.4
2026-04-13 03:00 am	1.6	1.3	13.3	SSE	1.0	8.3	SSE	N/A	8.0
2026-04-13 02:30 am	2.0	1.6	12.5	SSE	1.0	9.5	S	N/A	7.9
2026-04-13 02:00 am	2.0	1.3	13.3	SSE	1.0	8.3	SSE	N/A	7.7
2026-04-13 01:30 am	2.0	1.6	14.3	S	1.3	8.3	SSE	N/A	7.8
2026-04-13 01:00 am	2.0	1.6	13.3	SSE	1.3	8.0	SSE	N/A	7.4
2026-04-13 12:30 am	2.0	1.6	12.5	SSE	1.3	9.1	SSE	N/A	7.4
2026-04-13 12:00 am	2.0	1.3	11.8	SSE	1.6	7.7	SSE	N/A	7.2
2026-04-12 11:30 pm	2.3	1.6	12.5	SSE	1.6	8.0	SSE	N/A	7.3
2026-04-12 11:00 pm	2.3	1.6	11.8	SSE	1.3	8.3	SSE	N/A	7.3
2026-04-12 10:30 pm	2.0	1.6	13.3	SSE	1.6	9.1	SSE	N/A	8.0
2026-04-12 10:00 pm	2.0	1.3	12.5	SSE	1.3	8.7	SSE	N/A	8.4
2026-04-12 09:30 pm	2.0	1.3	11.8	SSE	1.3	8.3	SSE	N/A	8.4
2026-04-12 09:00 pm	2.0	1.6	12.5	SSE	1.3	8.0	SSE	N/A	8.8

Plot of wave energy versus frequency (and period)

Disclaimer: Ocean current directions are reported to the nearest 10 degrees and speeds are measured to the nearest whole centimeter per second.

Ocean Current Data for 51211

Depth ft	Dir °	Speed kts	Dir °	Speed kts	Dir °	Speed kts
	8:00 pm HST		7:30 pm HST		6:30 pm HST
3	270	0.14	280	0.16	270	0.25

Previous (up to 48) reports of ocean current data for 51211

Ocean Current Stick Plots are available in metric units only:

All Instruments - 1-day plot - ocean current 1-day plot 3-day plot - ocean current 3-day plot 5-day plot - ocean current 5-day plot

Description of Measurements

Links which are specific to this station are listed below:

Real Time Data in tabular form for the last forty-five days.

Historical Data & Climatic Summaries for quality controlled data for prior months and years.

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