Station List

Station 51045 - Hilo Bay, HI

Owned and maintained by Pacific Islands Ocean Observing System (PacIOOS)
Buoy
19.734 N 155.082 W (19°44'3" N 155°4'55" W)

Site elevation: sea level
Sea temp depth: 0.5 m below water line

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Ocean Conditions at 51045 as of
(9:00 am HAST)
1900 GMT on 01/18/2026:
These oceanographic 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.
Depth (DEPTH):	3.3 ft
Ocean Temperature (OTMP):	75.65 °F
Salinity (SAL):	24.02 psu
Oxygen Saturation (O2PCT):	95.6%
Oxygen Concentration (O2PPM):	6.98 ppm
Chlorophyll (CLCON):	43.24 ug/l
Turbidity (TURB):	0 FTU

Previous observations
TIME (HAST)	DEPTH ft	OTMP °F	COND mS/cm	SAL psu	O2% %	O2PPM ppm	CLCON ug/l	PH	EH mV
2026-01-18 08:45 am	3.3	74.88	-	23.32	97.80	7.22	44.67	-	-
2026-01-18 08:30 am	3.3	75.78	-	24.24	98.50	7.17	42.71	-	-
2026-01-18 08:15 am	3.3	75.29	-	24.10	100.00	7.33	38.82	-	-
2026-01-18 08:00 am	3.3	74.52	-	23.25	98.90	7.34	29.71	-	-
2026-01-18 07:45 am	3.3	74.53	-	22.84	96.10	7.14	33.89	-	-
2026-01-18 07:30 am	3.3	74.19	-	22.75	98.00	7.32	35.77	-	-
2026-01-18 07:15 am	3.3	74.55	-	22.99	98.40	7.31	35.75	-	-
2026-01-18 07:00 am	3.3	75.33	-	24.03	100.70	7.38	32.03	-	-
2026-01-18 06:45 am	3.3	75.24	-	23.69	100.80	7.41	35.37	-	-
2026-01-18 06:30 am	3.3	75.70	-	24.05	97.80	7.14	37.11	-	-
2026-01-18 06:15 am	3.3	75.49	-	23.95	102.70	7.51	38.42	-	-
2026-01-18 06:00 am	3.3	75.61	-	24.02	101.10	7.39	37.41	-	-
2026-01-18 05:45 am	3.3	75.45	-	20.11	100.90	7.55	39.91	-	-
2026-01-18 05:30 am	3.3	75.34	-	17.85	100.00	7.59	41.49	-	-
2026-01-18 05:15 am	3.3	74.93	-	18.80	99.20	7.52	44.96	-	-
2026-01-18 05:00 am	3.3	74.84	-	15.41	100.50	7.78	42.42	-	-
2026-01-18 04:45 am	3.3	74.71	-	20.45	100.00	7.52	42.90	-	-
2026-01-18 04:30 am	3.3	74.86	-	9.20	100.30	8.04	40.64	-	-
2026-01-18 04:15 am	3.3	74.77	-	11.63	99.80	7.89	41.51	-	-
2026-01-18 04:00 am	3.3	74.39	-	7.23	100.30	8.16	43.96	-	-
2026-01-18 03:45 am	3.3	74.59	-	5.91	100.00	8.20	45.86	-	-
2026-01-18 03:30 am	3.3	74.34	-	5.82	99.50	8.17	40.24	-	-
2026-01-18 03:15 am	3.3	74.30	-	5.83	99.20	8.16	41.04	-	-
2026-01-18 03:00 am	3.3	74.59	-	6.30	100.40	8.20	40.45	-	-
2026-01-18 02:45 am	3.3	74.75	-	5.49	100.30	8.21	41.41	-	-
2026-01-18 02:30 am	3.3	74.88	-	6.02	100.20	8.20	42.08	-	-
2026-01-18 02:15 am	3.3	75.00	-	9.00	100.20	7.95	41.34	-	-
2026-01-18 02:00 am	3.3	75.16	-	8.19	99.60	7.99	40.08	-	-
2026-01-18 01:45 am	3.3	75.16	-	6.53	100.90	8.17	40.01	-	-
2026-01-18 01:30 am	3.3	75.34	-	8.86	100.70	8.04	39.33	-	-
2026-01-18 01:15 am	3.3	75.47	-	23.61	102.70	7.53	40.00	-	-
2026-01-18 01:00 am	3.3	75.69	-	24.26	100.30	7.32	39.83	-	-
2026-01-18 12:45 am	3.3	75.74	-	11.02	99.50	7.83	41.00	-	-
2026-01-18 12:30 am	3.3	75.94	-	6.32	97.60	7.88	44.24	-	-
2026-01-18 12:15 am	3.3	75.88	-	16.75	98.60	7.49	42.91	-	-
2026-01-18 12:00 am	3.3	76.03	-	7.58	97.20	7.77	47.83	-	-
2026-01-17 11:45 pm	3.3	75.78	-	7.61	98.00	7.85	41.43	-	-
2026-01-17 11:30 pm	3.3	75.63	-	10.89	98.20	7.74	43.25	-	-
2026-01-17 11:15 pm	3.3	75.60	-	7.21	98.20	7.90	40.56	-	-
2026-01-17 11:00 pm	3.3	75.79	-	10.08	97.00	7.67	40.84	-	-
2026-01-17 10:45 pm	3.3	75.99	-	8.32	98.60	7.84	41.76	-	-
2026-01-17 10:30 pm	3.3	76.33	-	9.03	100.90	7.97	45.63	-	-
2026-01-17 10:15 pm	3.3	75.79	-	10.10	101.30	8.00	44.72	-	-
2026-01-17 10:00 pm	3.3	75.29	-	22.85	101.30	7.48	46.81	-	-
2026-01-17 09:45 pm	3.3	76.42	-	12.68	101.30	7.84	46.94	-	-
2026-01-17 09:30 pm	3.3	75.00	-	11.95	100.20	7.89	48.69	-	-
2026-01-17 09:15 pm	3.3	75.49	-	15.49	100.50	7.79	48.22	-	-
2026-01-17 09:00 pm	3.3	75.47	-	9.07	101.90	8.12	48.07	-	-
2026-01-17 08:45 pm	3.3	75.40	-	12.91	101.30	7.90	47.74	-	-
2026-01-17 08:30 pm	3.3	75.25	-	7.45	100.10	8.05	48.23	-	-
2026-01-17 08:15 pm	3.3	75.24	-	10.05	102.20	8.12	46.76	-	-
2026-01-17 08:00 pm	3.3	74.52	-	12.42	99.30	7.84	49.53	-	-
2026-01-17 07:45 pm	3.3	74.68	-	7.73	100.70	8.15	51.36	-	-
2026-01-17 07:30 pm	3.3	74.55	-	13.66	100.70	7.89	51.74	-	-
2026-01-17 07:15 pm	3.3	74.80	-	10.90	99.20	7.88	46.29	-	-
2026-01-17 07:00 pm	3.3	74.53	-	20.98	99.90	7.51	48.98	-	-
2026-01-17 06:45 pm	3.3	74.73	-	21.23	101.90	7.63	58.48	-	-
2026-01-17 06:30 pm	3.3	73.94	-	19.92	99.70	7.59	63.89	-	-
2026-01-17 06:15 pm	3.3	73.92	-	19.74	100.90	7.69	70.43	-	-
2026-01-17 06:00 pm	3.3	73.98	-	19.31	101.30	7.73	70.77	-	-
2026-01-17 05:45 pm	3.3	74.23	-	20.43	102.20	7.73	67.07	-	-
2026-01-17 05:30 pm	3.3	74.21	-	20.45	102.50	7.75	65.00	-	-
2026-01-17 05:15 pm	3.3	74.08	-	20.16	102.60	7.78	65.01	-	-
2026-01-17 05:00 pm	3.3	74.10	-	20.13	102.80	7.80	59.18	-	-
2026-01-17 04:45 pm	3.3	74.12	-	20.09	102.50	7.77	53.07	-	-
2026-01-17 04:30 pm	3.3	74.07	-	19.60	101.90	7.75	57.40	-	-
2026-01-17 04:15 pm	3.3	74.12	-	20.08	102.50	7.77	48.69	-	-
2026-01-17 04:00 pm	3.3	74.10	-	20.22	101.90	7.73	52.66	-	-
2026-01-17 03:45 pm	3.3	74.10	-	20.25	102.50	7.77	47.55	-	-
2026-01-17 03:30 pm	3.3	73.71	-	19.72	101.60	7.76	49.15	-	-
2026-01-17 03:15 pm	3.3	73.76	-	19.83	101.70	7.75	47.02	-	-
2026-01-17 03:00 pm	3.3	74.01	-	20.07	103.50	7.86	47.90	-	-
2026-01-17 02:45 pm	3.3	73.78	-	19.52	102.70	7.84	47.15	-	-
2026-01-17 02:30 pm	3.3	73.92	-	19.88	102.10	7.77	46.32	-	-
2026-01-17 02:15 pm	3.3	74.12	-	19.59	102.50	7.80	44.44	-	-
2026-01-17 02:00 pm	3.3	74.80	-	20.87	105.00	7.87	40.37	-	-
2026-01-17 01:45 pm	3.3	74.84	-	20.98	105.40	7.90	40.23	-	-
2026-01-17 01:30 pm	3.3	74.44	-	20.90	106.30	8.00	40.23	-	-
2026-01-17 01:15 pm	3.3	74.91	-	22.08	103.00	7.67	38.69	-	-
2026-01-17 01:00 pm	3.3	74.57	-	21.21	100.70	7.56	38.35	-	-
2026-01-17 12:45 pm	3.3	74.44	-	21.21	100.30	7.54	36.32	-	-
2026-01-17 12:30 pm	3.3	74.66	-	21.76	100.40	7.50	35.68	-	-
2026-01-17 12:15 pm	3.3	75.11	-	23.00	101.10	7.47	36.88	-	-
2026-01-17 12:00 pm	3.3	74.93	-	22.52	100.60	7.46	35.52	-	-
2026-01-17 11:45 am	3.3	74.39	-	21.66	100.40	7.53	36.02	-	-
2026-01-17 11:30 am	3.3	74.32	-	21.37	99.50	7.48	34.83	-	-
2026-01-17 11:15 am	3.3	74.59	-	21.41	97.50	7.31	32.86	-	-
2026-01-17 11:00 am	3.3	75.20	-	23.03	98.30	7.25	35.16	-	-
2026-01-17 10:45 am	3.3	74.37	-	21.08	97.40	7.33	36.19	-	-
2026-01-17 10:30 am	3.3	74.70	-	21.29	97.10	7.27	36.64	-	-
2026-01-17 10:15 am	3.3	74.68	-	21.36	97.90	7.33	37.27	-	-
2026-01-17 10:00 am	3.3	74.14	-	21.00	97.90	7.38	37.38	-	-

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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