NDBC has recently revised the NDBC Handbook of Automated Data Quality Control Checks and Procedures. The new document can be found on our Publications page.

Station 51201 - Waimea Bay, HI (106) Image indicating link to RSS feed of recent meteorological observations for station 51201


Conditions at 51201 as of
(12:56 pm HAST)
2256 GMT on 03/28/2025:
     

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): 3.9 ft
5-day plot - Dominant Wave Period Dominant Wave Period (DPD): 11 sec
5-day plot - Average Wave Period Average Period (APD): 8.3 sec
5-day plot - Mean Wave Direction Mean Wave Direction (MWD): N ( 5 deg true )
5-day plot - Water Temperature Water Temperature (WTMP): 79.7 °F
Previous observations
TIME
(HAST)
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
2025-03-28 12:26 pm--- 4.3 118.6 N--- 79.3----
2025-03-28 11:56 am--- 4.3 118.5 N--- 78.8----
2025-03-28 11:26 am--- 3.6 128.3 N--- 79.7----
2025-03-28 10:56 am--- 3.6 128.7 N--- 79.3----
2025-03-28 10:26 am--- 4.3 129.4 N--- 79.5----
2025-03-28 09:56 am--- 3.9 119.1 N--- 78.8----
2025-03-28 09:26 am--- 3.9 129.0 N--- 78.4----
2025-03-28 08:56 am--- 3.9 129.0 N--- 78.1----
2025-03-28 08:26 am--- 3.9 119.3 N--- 78.1----
2025-03-28 07:56 am--- 3.9 129.0 N--- 78.1----
2025-03-28 07:26 am--- 3.6 118.7 N--- 78.1----
2025-03-28 06:56 am--- 3.9 128.7 N--- 78.1----
2025-03-28 06:26 am--- 3.6 128.3 N--- 78.1----
2025-03-28 05:56 am--- 3.9 128.4 N--- 78.1----
2025-03-28 05:26 am--- 3.9 138.6 N--- 78.1----
2025-03-28 04:56 am--- 3.9 118.5 N--- 78.1----
2025-03-28 04:26 am--- 3.9 128.7 N--- 78.1----
2025-03-28 03:56 am--- 3.9 128.3 N--- 78.1----
2025-03-28 03:26 am--- 3.6 118.0NNW--- 78.3----
2025-03-28 02:56 am--- 3.9 118.4 N--- 78.4----
2025-03-28 02:26 am--- 3.6 118.1NNW--- 78.4----
2025-03-28 01:56 am--- 3.6 128.2NNW--- 78.1----
2025-03-28 01:26 am--- 3.6 127.9NNW--- 78.1----
2025-03-28 12:56 am--- 3.6 118.0 N--- 78.6----
2025-03-28 12:26 am--- 3.6 117.8 N--- 78.8----
2025-03-27 11:56 pm--- 3.6 118.1 N--- 79.0----
2025-03-27 11:26 pm--- 3.9 118.0 N--- 78.4----
2025-03-27 10:56 pm--- 3.6 118.0 N--- 78.6----
2025-03-27 10:26 pm--- 3.9 118.3 N--- 78.3----
2025-03-27 09:56 pm--- 3.9 108.0 N--- 79.0----
2025-03-27 09:26 pm--- 3.6 117.8 N--- 78.6----
2025-03-27 08:56 pm--- 3.9 118.5 N--- 78.6----
2025-03-27 08:26 pm--- 3.6 118.1 N--- 78.6----
2025-03-27 07:56 pm--- 3.3 118.0 N--- 78.6----
2025-03-27 07:26 pm--- 3.6 117.8 N--- 78.6----
2025-03-27 06:56 pm--- 3.6 127.8 N--- 78.6----
2025-03-27 06:26 pm--- 3.6 118.3 N--- 78.6----
2025-03-27 05:56 pm--- 3.3 117.8NNW--- 78.6----
2025-03-27 05:26 pm--- 3.3 127.4NNW--- 78.6----
2025-03-27 04:56 pm--- 3.3 117.3 N--- 78.6----
2025-03-27 04:26 pm--- 3.3 117.2NNW--- 78.8----
2025-03-27 03:56 pm--- 3.3 117.0 NW--- 79.0----
2025-03-27 03:26 pm--- 3.6 116.8 N--- 79.0----
2025-03-27 02:56 pm--- 3.6 116.5NNW--- 79.0----
2025-03-27 02:26 pm--- 3.6 116.5NNW--- 79.0----
2025-03-27 01:56 pm--- 3.6 126.5NNW--- 78.8----
2025-03-27 12:56 pm--- 3.6 116.6NNW--- 78.8----

Detailed Wave Summary
for 51201 as of (12:56 pm HAST)
2256 GMT on 03/28/2025:

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): 3.9 ft
5-day plot - Swell Height Swell Height (SwH): 3.0 ft
5-day plot - Swell Period Swell Period (SwP): 11.1 sec
5-day plot - Swell Direction Swell Direction (SwD): N
5-day plot - Wind Wave Height Wind Wave Height (WWH): 3.0 ft
5-day plot - Wind Wave Period Wind Wave Period (WWP): 9.9 sec
5-day plot - Wind Wave Direction Wind Wave Direction (WWD): N
5-day plot - Wave Steepness Wave Steepness (STEEPNESS): SWELL
5-day plot - Average Wave Period Average Wave Period (APD): 8.3 sec
Previous observations
TIME
(HAST)
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
2025-03-28 12:26 pm 4.3 3.3 11.1 N 3.0 9.9 N SWELL 8.6
2025-03-28 11:56 am 4.3 3.0 11.1 N 3.0 9.1 N SWELL 8.5
2025-03-28 11:26 am 3.6 2.3 11.8 N 2.6 9.9 N AVERAGE 8.3
2025-03-28 10:56 am 3.6 2.6 11.8 N 2.6 8.3 NNE SWELL 8.7
2025-03-28 10:26 am 3.9 3.3 11.8 N 2.6 9.9 N SWELL 9.4
2025-03-28 09:56 am 3.6 2.6 10.5 N 2.6 9.9 N SWELL 9.1
2025-03-28 09:26 am 3.9 2.6 11.8 N 2.6 9.9 N SWELL 9.0
2025-03-28 08:56 am 3.9 2.6 11.8 N 2.6 9.9 N SWELL 9.0
2025-03-28 08:26 am 3.9 3.0 11.1 N 2.6 9.9 N SWELL 9.3
2025-03-28 07:56 am 3.9 3.0 11.8 N 3.0 9.9 N SWELL 9.0
2025-03-28 07:26 am 3.6 2.6 11.1 N 2.6 9.9 N SWELL 8.7
2025-03-28 06:56 am 3.9 3.0 11.8 N 3.0 9.9 N SWELL 8.7
2025-03-28 06:26 am 3.6 2.6 11.8 N 3.0 9.9 N AVERAGE 8.3
2025-03-28 05:56 am 3.9 2.6 11.8 N 3.0 9.9 N AVERAGE 8.4
2025-03-28 05:26 am 3.6 2.6 12.5 N 2.6 9.9 N SWELL 8.6
2025-03-28 04:56 am 3.9 3.0 10.5 N 2.6 9.9 N SWELL 8.5
2025-03-28 04:26 am 3.9 3.0 11.8 N 2.6 9.9 NNW SWELL 8.7
2025-03-28 03:56 am 3.9 2.6 11.8 N 3.0 9.9 N AVERAGE 8.3
2025-03-28 03:26 am 3.6 2.3 10.5NNW 2.6 9.9 N AVERAGE 8.0
2025-03-28 02:56 am 3.9 3.0 10.5 N 2.6 9.1 N SWELL 8.4
2025-03-28 02:26 am 3.6 2.3 10.5NNW 3.0 9.9 N AVERAGE 8.1
2025-03-28 01:56 am 3.6 2.3 11.8NNW 3.0 9.9 N AVERAGE 8.2
2025-03-28 01:26 am 3.6 2.3 11.8NNW 2.6 9.9 N AVERAGE 7.9
2025-03-28 12:56 am 3.6 2.3 11.1 N 2.6 9.9 N AVERAGE 8.0
2025-03-28 12:26 am 3.6 2.0 10.5 N 3.0 9.9 N AVERAGE 7.8
2025-03-27 11:56 pm 3.6 2.6 11.1 N 3.0 9.9 N AVERAGE 8.1
2025-03-27 11:26 pm 3.9 2.3 10.5 N 3.0 9.9 N AVERAGE 8.0
2025-03-27 10:56 pm 3.6 2.3 11.1 N 3.0 9.9 N AVERAGE 8.0
2025-03-27 10:26 pm 3.9 2.6 11.1 N 3.0 9.9 N AVERAGE 8.3
2025-03-27 09:56 pm 3.9 2.3 10.5 N 3.3 9.9 N AVERAGE 8.0
2025-03-27 09:26 pm 3.6 2.0 11.1 N 3.0 9.9 N AVERAGE 7.8
2025-03-27 08:56 pm 3.9 2.6 11.1 N 3.0 9.9 N AVERAGE 8.5
2025-03-27 08:26 pm 3.6 2.3 11.1 N 2.6 9.9 N AVERAGE 8.1
2025-03-27 07:56 pm 3.3 2.3 10.5 N 2.6 9.9 N AVERAGE 8.0
2025-03-27 07:26 pm 3.6 2.3 10.5 N 3.0 9.9 N AVERAGE 7.8
2025-03-27 06:56 pm 3.6 2.0 11.8 N 3.0 9.9 N AVERAGE 7.8
2025-03-27 06:26 pm 3.6 2.3 11.1 N 2.6 9.9 N AVERAGE 8.3
2025-03-27 05:56 pm 3.3 2.0 10.5NNW 2.6 9.9 N AVERAGE 7.8
2025-03-27 05:26 pm 3.3 2.0 11.8NNW 2.6 7.7 NNE AVERAGE 7.4
2025-03-27 04:56 pm 3.3 1.6 11.1 N 2.6 9.9 N AVERAGE 7.3
2025-03-27 04:26 pm 3.3 1.6 11.1NNW 3.0 7.1 NE AVERAGE 7.2
2025-03-27 03:56 pm 3.3 1.6 11.1 NW 3.0 7.1 NE AVERAGE 7.0
2025-03-27 03:26 pm 3.6 1.6 10.5 N 3.0 7.1 NNE AVERAGE 6.8
2025-03-27 02:56 pm 3.6 2.0 11.1NNW 3.0 7.7 NNE AVERAGE 6.5
2025-03-27 02:26 pm 3.6 2.0 11.1NNW 3.0 7.1 NNE AVERAGE 6.5
2025-03-27 01:56 pm 3.6 2.0 11.8NNW 3.0 7.7 NNE AVERAGE 6.5
2025-03-27 01:26 pm 3.3 1.6 10.5NNW 3.0 7.1 NE AVERAGE 6.6
2025-03-27 12:56 pm 3.6 2.0 11.1NNW 3.0 7.1 NE AVERAGE 6.6

Plot of wave energy versus frequency (and period)