Station 51045 - Hilo Bay, HI


Ocean Conditions at 51045 as of
(4:00 am HST)
1400 GMT on 07/20/2026:

These oceanographic 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.

Depth (DEPTH): 3.3 ft
5-day plot - Ocean Temperature Ocean Temperature (OTMP):77.94 °F
5-day plot - Salinity Salinity (SAL):25.39 psu
5-day plot - Oxygen Saturation Oxygen Saturation (O2PCT):103.3%
5-day plot - Oxygen Concentration Oxygen Concentration (O2PPM): 7.32 ppm
5-day plot - Chlorophyll Chlorophyll (CLCON): 0.32 ug/l
5-day plot - Turbidity Turbidity (TURB): 1 FTU
Previous observations
TIME
(HST)
DEPTH
ft
5-day plot - Ocean Temperature
OTMP
°F
5-day plot - Conductivity
COND
mS/cm
5-day plot - Salinity
SAL
psu
5-day plot - Oxygen Saturation
O2%
%
5-day plot - Oxygen Concentration
O2PPM
ppm
5-day plot - Chlorophyll
CLCON
ug/l
5-day plot - Turbidity
TURB
FTU
5-day plot - pH
PH
 
5-day plot - Eh
EH
mV
2026-07-20 03:45 am 3.377.85-25.09101.90 7.25 0.00 1--
2026-07-20 03:30 am 3.377.63-24.50104.60 7.47 0.35 1--
2026-07-20 03:15 am 3.377.76-24.54103.90 7.41 0.15 1--
2026-07-20 03:00 am 3.377.90-24.91105.30 7.48 0.73 1--
2026-07-20 02:45 am 3.377.90-24.89108.10 7.68 1.28 1--
2026-07-20 02:30 am 3.377.86-25.23104.30 7.40 0.60 1--
2026-07-20 02:15 am 3.377.81-24.86104.80 7.46 0.74 1--
2026-07-20 02:00 am 3.377.45-24.24102.60 7.35 0.11 1--
2026-07-20 01:45 am 3.377.34-24.12101.80 7.31- 1--
2026-07-20 01:30 am 3.377.14-23.94100.30 7.22- 1--
2026-07-20 01:15 am 3.377.61-25.03100.10 7.14- 1--
2026-07-20 01:00 am 3.377.63-24.87100.50 7.17- 2--
2026-07-20 12:45 am 3.377.61-24.2998.30 7.03- 1--
2026-07-20 12:30 am 3.377.58-23.7798.80 7.10 0.39 2--
2026-07-20 12:15 am 3.378.31-24.0794.30 6.71 1.43 2--
2026-07-20 12:00 am 3.379.00-24.0795.50 6.76 2.74 3--
2026-07-19 11:45 pm 3.378.91-24.7894.30 6.65 2.55 3--
2026-07-19 11:30 pm 3.378.85-24.5293.80 6.62 2.17 3--
2026-07-19 11:15 pm 3.378.84-25.0093.30 6.57 2.33 3--
2026-07-19 11:00 pm 3.378.58-24.7794.30 6.67 1.94 2--
2026-07-19 10:45 pm 3.378.69-25.3994.30 6.64 1.76 2--
2026-07-19 10:30 pm 3.378.15-24.8398.70 7.00 0.74 1--
2026-07-19 10:15 pm 3.377.41-23.29102.90 7.42- 1--
2026-07-19 10:00 pm 3.377.54-23.77102.50 7.36 0.00 1--
2026-07-19 09:45 pm 3.377.61-23.59101.80 7.32 0.84 1--
2026-07-19 09:30 pm 3.377.99-23.42104.10 7.46 0.99 1--
2026-07-19 09:15 pm 3.377.45-22.47103.80 7.52 0.75 1--
2026-07-19 09:00 pm 3.377.90-21.47107.00 7.76 2.42 1--
2026-07-19 08:45 pm 3.377.97-22.44106.00 7.63 1.69 1--
2026-07-19 08:30 pm 3.378.51-20.91110.70 8.00 3.98 2--
2026-07-19 08:15 pm 3.378.44-21.04111.20 8.04 5.62 1--
2026-07-19 08:00 pm 3.378.76-21.14114.60 8.25 6.25 1--
2026-07-19 07:45 pm 3.378.31-20.83111.80 8.10 5.05 1--
2026-07-19 07:30 pm 3.378.04-20.94110.50 8.02 3.72 1--
2026-07-19 07:15 pm 3.378.21-21.66109.70 7.92 2.88 1--
2026-07-19 07:00 pm 3.378.84-23.01109.50 7.80 3.41 2--
2026-07-19 06:45 pm 3.378.51-22.66107.90 7.73 1.88 2--
2026-07-19 06:30 pm 3.378.30-21.63108.70 7.84 0.77 2--
2026-07-19 06:15 pm 3.379.84-22.17116.00 8.22 2.19 2--
2026-07-19 06:00 pm 3.379.83-22.56120.20 8.50 4.15 2--
2026-07-19 05:45 pm 3.380.10-23.40118.70 8.34 3.54 2--
2026-07-19 05:30 pm 3.379.18-22.78111.50 7.93 0.86 2--
2026-07-19 05:15 pm 3.379.00-23.04113.10 8.05 1.32 2--
2026-07-19 05:00 pm 3.378.78-22.07111.60 8.00 1.11 2--
2026-07-19 04:45 pm 3.377.68-21.54111.60 8.10 1.28 2--
2026-07-19 04:30 pm 3.378.73-21.38122.10 8.78 4.68 2--
2026-07-19 04:15 pm 3.379.41-21.80128.30 9.15 5.90 1--
2026-07-19 04:00 pm 3.379.59-21.71127.20 9.06 3.95 2--
2026-07-19 03:45 pm 3.379.52-21.58125.20 8.93 4.14 1--
2026-07-19 03:30 pm 3.379.20-21.03117.00 8.40 1.93 2--
2026-07-19 03:15 pm 3.379.36-21.42118.20 8.45 1.97 2--
2026-07-19 03:00 pm 3.379.45-21.73120.10 8.57 3.41 2--
2026-07-19 02:45 pm 3.379.70-22.14121.40 8.62 2.45 2--
2026-07-19 02:30 pm 3.379.63-22.65123.00 8.72 3.26 2--
2026-07-19 02:15 pm 3.380.04-23.77127.10 8.91 3.33 1--
2026-07-19 02:00 pm 3.380.13-24.17126.80 8.86 3.37 1--
2026-07-19 01:45 pm 3.380.17-24.13126.30 8.83 3.37 1--
2026-07-19 01:30 pm 3.380.13-23.80121.60 8.52 2.43 1--
2026-07-19 01:15 pm 3.380.17-25.23126.00 8.75 2.08 1--
2026-07-19 01:00 pm 3.379.79-25.73126.90 8.82 2.16 1--
2026-07-19 12:45 pm 3.379.74-25.53122.00 8.49 1.58 1--
2026-07-19 12:30 pm 3.379.36-24.80114.30 8.02 0.62 2--
2026-07-19 12:15 pm 3.378.94-24.36109.60 7.74 0.89 2--
2026-07-19 12:00 pm 3.378.53-24.02106.60 7.57 0.14 2--
2026-07-19 11:45 am 3.378.37-24.78109.90 7.79 1.93 5--
2026-07-19 11:30 am 3.378.37-25.93106.60 7.50 0.71 4--
2026-07-19 11:15 am 3.378.33-26.02106.90 7.52 0.29 2--
2026-07-19 11:00 am 3.377.95-25.34109.70 7.78 0.66 2--
2026-07-19 10:45 am 3.377.81-25.22108.20 7.68 0.89 2--
2026-07-19 10:30 am 3.377.61-24.77109.00 7.78 1.39 2--
2026-07-19 10:15 am 3.377.07-24.09104.70 7.54 1.30 2--
2026-07-19 10:00 am 3.376.98-24.18103.30 7.44 0.68 2--
2026-07-19 09:45 am 3.377.68-25.72101.70 7.21 0.18 2--
2026-07-19 09:30 am 3.377.88-26.22102.10 7.21 0.14 2--
2026-07-19 09:15 am 3.378.21-27.13101.50 7.10 0.67 2--
2026-07-19 09:00 am 3.378.21-27.18100.00 7.00 0.55 2--
2026-07-19 08:45 am 3.378.30-27.2499.40 6.95 0.93 2--
2026-07-19 08:30 am 3.378.51-28.0897.60 6.78 0.51 2--
2026-07-19 08:15 am 3.378.58-28.0098.50 6.84 0.95 3--
2026-07-19 08:00 am 3.377.99-26.49100.80 7.10 0.15 2--
2026-07-19 07:45 am 3.377.95-26.27101.80 7.18- 2--
2026-07-19 07:30 am 3.377.92-26.03104.10 7.35 0.61 2--
2026-07-19 07:15 am 3.377.94-26.15104.90 7.40 0.40 2--
2026-07-19 07:00 am 3.377.83-26.18104.50 7.38 0.19 2--
2026-07-19 06:45 am 3.377.81-26.20104.60 7.39 0.29 2--
2026-07-19 06:30 am 3.377.65-25.64104.80 7.44 0.58 3--
2026-07-19 06:15 am 3.377.41-25.03104.50 7.46 0.10 2--
2026-07-19 06:00 am 3.377.38-24.98105.50 7.54 0.35 2--
2026-07-19 05:45 am 3.376.91-23.25105.20 7.62- 2--
2026-07-19 05:30 am 3.377.02-23.16106.30 7.70 0.07 3--
2026-07-19 05:15 am 3.377.07-23.50105.10 7.59- 2--
2026-07-19 05:00 am 3.377.67-25.22104.80 7.45 0.02 2--