Station 51213 - Kaumalapau Southwest, Lanai, HI (239) Image indicating link to RSS feed of recent meteorological observations for station 51213


Conditions at 51213 as of
(5:56 am HST)
1556 GMT on 05/30/2026:
     

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): 4.9 ft
5-day plot - Dominant Wave Period Dominant Wave Period (DPD): 18 sec
5-day plot - Average Wave Period Average Period (APD):11.0 sec
5-day plot - Mean Wave Direction Mean Wave Direction (MWD): S ( 188 deg true )
5-day plot - Water Temperature Water Temperature (WTMP): 78.1 °F
Previous observations
TIME
(HST)
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
2026-05-30 05:26 am--- 5.6 1811.8 S--- 78.1----
2026-05-30 04:56 am--- 4.6 1710.7 S--- 78.1----
2026-05-30 04:26 am--- 4.3 1810.6 S--- 78.1----
2026-05-30 03:56 am--- 3.9 1810.3 S--- 78.1----
2026-05-30 03:26 am--- 4.3 1811.2 S--- 78.1----
2026-05-30 02:56 am--- 4.3 1811.1SSW--- 78.1----
2026-05-30 02:26 am--- 4.9 1812.3 S--- 78.1----
2026-05-30 01:56 am--- 4.9 1812.4 S--- 78.1----
2026-05-30 01:26 am--- 4.3 2011.8 S--- 78.1----
2026-05-30 12:56 am--- 4.6 1811.7SSW--- 78.1----
2026-05-30 12:26 am--- 4.9 1812.0 S--- 78.1----
2026-05-29 11:56 pm--- 4.9 1812.5 S--- 78.1----
2026-05-29 11:26 pm--- 4.3 1211.3SSW--- 78.1----
2026-05-29 10:56 pm--- 4.3 1811.4SSW--- 78.1----
2026-05-29 10:26 pm--- 4.3 2011.9 S--- 78.1----
2026-05-29 09:56 pm--- 4.3 1311.1SSW--- 78.1----
2026-05-29 09:26 pm--- 4.3 1811.0 S--- 78.1----
2026-05-29 07:56 pm--- 4.3 1810.9 S--- 78.1----
2026-05-29 07:26 pm--- 3.9 189.9 S--- 78.1----
2026-05-29 06:26 pm--- 4.6 139.3SSW--- 78.1----
2026-05-29 05:56 pm--- 4.6 139.5 S--- 78.1----
2026-05-29 05:26 pm--- 4.3 2010.0 S--- 78.3----
2026-05-29 04:56 pm--- 4.6 2010.6SSW--- 78.3----
2026-05-29 04:26 pm--- 4.3 2010.6 S--- 78.4----
2026-05-29 02:56 pm--- 4.3 1310.2 S--- 78.8----
2026-05-29 02:26 pm--- 4.3 2010.0 S--- 78.6----
2026-05-29 01:56 pm--- 4.6 1210.5 S--- 78.6----
2026-05-29 01:26 pm--- 4.3 1310.3 S--- 78.6----
2026-05-29 12:56 pm--- 4.3 1310.1 S--- 78.6----
2026-05-29 12:26 pm--- 4.3 2010.3 S--- 78.6----
2026-05-29 11:56 am--- 3.6 129.4 S--- 78.6----
2026-05-29 11:26 am--- 4.3 1310.0 S--- 78.4----
2026-05-29 10:56 am--- 3.6 139.4 S--- 78.4----
2026-05-29 10:26 am--- 3.9 129.2 SW--- 78.4----
2026-05-29 09:56 am--- 3.6 129.3 S--- 78.4----
2026-05-29 09:26 am--- 3.6 139.2SSW--- 78.3----
2026-05-29 08:56 am--- 3.6 139.4 S--- 78.1----
2026-05-29 08:26 am--- 3.6 139.5 S--- 78.1----
2026-05-29 07:56 am--- 3.9 129.4SSW--- 78.1----
2026-05-29 07:26 am--- 3.6 138.6 S--- 78.1----
2026-05-29 06:56 am--- 3.6 129.0 S--- 77.9----
2026-05-29 06:26 am--- 3.6 138.6SSW--- 77.9----
2026-05-29 05:56 am--- 3.6 138.3SSW--- 77.9----

Wave Summary
for 51213 as of (5:56 am HST)
1556 GMT on 05/30/2026:

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): 4.9 ft
5-day plot - Swell Height Swell Height (SwH): 4.3 ft
5-day plot - Swell Period Swell Period (SwP): 18.2 sec
5-day plot - Swell Direction Swell Direction (SwD): S
5-day plot - Wind Wave Height Wind Wave Height (WWH): 2.0 ft
5-day plot - Wind Wave Period Wind Wave Period (WWP): 9.1 sec
5-day plot - Wind Wave Direction Wind Wave Direction (WWD):SSE
5-day plot - Wave Steepness Wave Steepness (STEEPNESS): SWELL
5-day plot - Average Wave Period Average Wave Period (APD): 11.0 sec
Previous observations
TIME
(HST)
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
2026-05-30 05:26 am 5.6 4.9 18.2 S 2.0 9.9 S SWELL 11.8
2026-05-30 04:56 am 4.6 4.3 16.7 S 2.0 9.9 S SWELL 10.7
2026-05-30 04:26 am 4.3 3.6 18.2 S 2.0 9.9 S SWELL 10.6
2026-05-30 03:56 am 3.9 3.6 18.2 S 2.0 9.9 S SWELL 10.3
2026-05-30 03:26 am 4.3 3.6 18.2 S 2.0 9.9 S SWELL 11.2
2026-05-30 02:56 am 4.3 3.6 18.2SSW 1.6 9.9 SSW SWELL 11.1
2026-05-30 02:26 am 4.9 4.6 18.2 S 1.6 9.9 S SWELL 12.3
2026-05-30 01:56 am 4.9 4.6 18.2 S 1.6 9.9 S SWELL 12.4
2026-05-30 01:26 am 4.3 3.9 20.0 S 1.6 9.9 S SWELL 11.8
2026-05-30 12:56 am 4.6 3.9 18.2SSW 2.0 9.9 S SWELL 11.7
2026-05-30 12:26 am 4.9 4.6 18.2 S 2.0 9.9 S SWELL 12.0
2026-05-29 11:56 pm 4.9 4.6 18.2 S 1.6 9.9 S SWELL 12.5
2026-05-29 11:26 pm 4.3 3.9 11.8SSW 1.6 9.1 SSE SWELL 11.3
2026-05-29 10:56 pm 4.3 3.9 18.2SSW 1.6 9.1 S SWELL 11.4
2026-05-29 10:26 pm 4.3 3.9 20.0 S 1.6 9.9 S SWELL 11.9
2026-05-29 09:56 pm 4.3 3.6 13.3SSW 2.0 9.9 S SWELL 11.1
2026-05-29 09:26 pm 4.3 3.9 18.2 S 2.0 9.9 S SWELL 11.0
2026-05-29 07:56 pm 4.3 3.9 18.2 S 2.0 9.9 S SWELL 10.9
2026-05-29 07:26 pm 3.9 3.6 18.2 S 2.0 9.9 SSW SWELL 9.9
2026-05-29 06:26 pm 4.6 3.9 12.5SSW 2.3 9.9 S SWELL 9.3
2026-05-29 05:56 pm 4.6 3.9 12.5 S 2.3 9.9 S SWELL 9.5
2026-05-29 05:26 pm 4.3 3.6 20.0 S 2.0 5.0 SE SWELL 10.0
2026-05-29 04:56 pm 4.6 3.9 20.0SSW 2.0 9.9 S SWELL 10.6
2026-05-29 04:26 pm 4.3 3.9 20.0 S 2.0 9.9 SSE SWELL 10.6
2026-05-29 02:56 pm 4.3 3.6 13.3 S 2.0 9.9 S SWELL 10.2
2026-05-29 02:26 pm 4.3 3.6 20.0 S 2.0 9.9 S SWELL 10.0
2026-05-29 01:56 pm 4.6 3.9 11.8 S 2.0 9.9 S SWELL 10.5
2026-05-29 01:26 pm 3.9 3.6 13.3 S 2.0 9.9 S SWELL 10.3
2026-05-29 12:56 pm 4.3 3.6 13.3 S 2.0 9.9 S SWELL 10.1
2026-05-29 12:26 pm 4.3 3.9 20.0 S 2.0 9.9 SSE SWELL 10.3
2026-05-29 11:56 am 3.6 3.3 11.8 S 1.6 9.9 S SWELL 9.4
2026-05-29 11:26 am 4.3 3.9 12.5 S 2.0 9.9 SSW SWELL 10.0
2026-05-29 10:56 am 3.6 3.3 12.5 S 2.0 9.9 SSW SWELL 9.4
2026-05-29 10:26 am 3.6 3.3 11.8 SW 2.0 9.9 S SWELL 9.2
2026-05-29 09:56 am 3.6 3.3 11.8 S 2.0 9.9 S SWELL 9.3
2026-05-29 09:26 am 3.6 3.3 12.5SSW 2.0 9.9 SSW SWELL 9.2
2026-05-29 08:56 am 3.6 3.3 12.5 S 2.0 9.9 SSW SWELL 9.4
2026-05-29 08:26 am 3.6 3.3 12.5 S 2.0 9.9 S SWELL 9.5
2026-05-29 07:56 am 3.9 3.3 11.8SSW 2.0 9.9 S SWELL 9.4
2026-05-29 07:26 am 3.6 3.0 12.5 S 2.0 9.9 S SWELL 8.6
2026-05-29 06:56 am 3.6 3.0 11.8 S 2.0 9.9 S SWELL 9.0
2026-05-29 06:26 am 3.6 3.0 12.5SSW 2.0 9.9 S SWELL 8.6
2026-05-29 05:56 am 3.6 2.6 13.3SSW 2.3 9.9 S SWELL 8.3

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