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 46219 - San Nicolas Island, CA (067) Image indicating link to RSS feed of recent meteorological observations for station 46219


Conditions at 46219 as of
(10:26 am PDT)
1726 GMT on 05/14/2025:
     

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): 9.8 ft
5-day plot - Dominant Wave Period Dominant Wave Period (DPD): 11 sec
5-day plot - Average Wave Period Average Period (APD): 7.2 sec
5-day plot - Mean Wave Direction Mean Wave Direction (MWD): NW ( 306 deg true )
5-day plot - Air Temperature Air Temperature (ATMP): 56.1 °F
5-day plot - Water Temperature Water Temperature (WTMP): 57.0 °F
Previous observations
TIME
(PDT)
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
2025-05-14 09:56 am--- 9.8 127.2 NW-- 56.1 56.8----
2025-05-14 09:26 am--- 9.8 117.2 NW-- 56.3 56.8----
2025-05-14 08:56 am--- 9.8 127.0 NW-- 56.3 56.8----
2025-05-14 08:26 am--- 9.8 117.1 NW-- 56.3 56.8----
2025-05-14 07:56 am--- 9.5 126.7 NW-- 55.9 56.8----
2025-05-14 07:26 am--- 9.2 116.7 NW-- 55.4 56.8----
2025-05-14 06:56 am--- 9.5 126.8 NW-- 55.6 57.0----
2025-05-14 06:26 am--- 9.5 126.7WNW-- 55.2 57.0----
2025-05-14 05:56 am--- 9.2 86.7WNW-- 55.2 57.0----
2025-05-14 05:26 am--- 9.5 116.8WNW-- 55.4 57.2----
2025-05-14 04:56 am--- 10.2 127.0WNW-- 55.2 57.2----
2025-05-14 04:26 am--- 10.2 127.0WNW-- 55.6 57.2----
2025-05-14 03:56 am--- 9.8 126.9WNW-- 55.8 57.4----
2025-05-14 03:26 am--- 9.8 76.6WNW-- 55.8 57.4----
2025-05-14 02:56 am--- 10.2 137.1WNW-- 56.1 57.6----
2025-05-14 02:26 am--- 9.8 86.7WNW-- 55.8 57.6----
2025-05-14 01:56 am--- 10.5 127.0WNW-- 55.6 57.4----
2025-05-14 01:26 am--- 9.8 127.0WNW-- 55.6 57.2----
2025-05-14 12:56 am--- 10.5 136.9WNW-- 55.6 57.4----
2025-05-14 12:26 am--- 10.5 136.6 NW-- 55.6 57.0----
2025-05-13 11:56 pm--- 11.5 86.8WNW-- 55.6 56.7----
2025-05-13 11:26 pm--- 11.5 126.8 NW-- 55.4 56.7----
2025-05-13 10:56 pm--- 11.8 136.7 NW-- 55.6 56.7----
2025-05-13 10:26 pm--- 10.2 76.6WNW-- 55.8 56.7----
2025-05-13 09:56 pm--- 10.2 136.6 NW-- 56.1 56.7----
2025-05-13 09:26 pm--- 11.5 76.8WNW-- 56.1 56.5----
2025-05-13 08:56 pm--- 11.2 136.7 NW-- 55.9 56.5----
2025-05-13 08:26 pm--- 11.5 137.0 NW-- 56.3 56.3----
2025-05-13 07:56 pm--- 11.2 76.8WNW-- 56.1 56.3----
2025-05-13 07:26 pm--- 10.2 136.6 NW-- 56.7 56.3----
2025-05-13 06:56 pm--- 10.5 136.7 NW-- 57.0 56.3----
2025-05-13 06:26 pm--- 10.5 137.0WNW-- 57.2 56.3----
2025-05-13 05:56 pm--- 9.5 136.7 NW-- 57.7 56.3----
2025-05-13 05:26 pm--- 10.2 116.9WNW-- 57.9 56.5----
2025-05-13 04:56 pm--- 9.8 116.6WNW-- 57.9 56.5----
2025-05-13 03:56 pm--- 9.2 116.8WNW-- 57.6 56.5----
2025-05-13 03:26 pm--- 8.5 117.0WNW-- 57.4 56.5----
2025-05-13 02:56 pm--- 8.9 117.3WNW-- 57.0 56.7----
2025-05-13 02:26 pm--- 7.5 126.8WNW-- 56.8 56.7----
2025-05-13 01:56 pm--- 7.2 126.8WNW-- 56.8 56.7----
2025-05-13 01:26 pm--- 7.5 117.0WNW-- 56.7 56.5----
2025-05-13 12:56 pm--- 6.9 126.3 NW-- 56.7 56.8----
2025-05-13 12:26 pm--- 6.9 136.2WNW-- 56.3 56.8----
2025-05-13 11:56 am--- 6.9 136.3 W-- 56.5 57.0----
2025-05-13 11:26 am--- 7.2 116.4 NW-- 56.5 57.0----
2025-05-13 10:56 am--- 7.2 116.2 NW-- 56.7 57.0----

Detailed Wave Summary
for 46219 as of (10:26 am PDT)
1726 GMT on 05/14/2025:

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): 9.8 ft
5-day plot - Swell Height Swell Height (SwH): 5.6 ft
5-day plot - Swell Period Swell Period (SwP): 11.1 sec
5-day plot - Swell Direction Swell Direction (SwD): NW
5-day plot - Wind Wave Height Wind Wave Height (WWH): 8.5 ft
5-day plot - Wind Wave Period Wind Wave Period (WWP): 8.3 sec
5-day plot - Wind Wave Direction Wind Wave Direction (WWD): NW
5-day plot - Wave Steepness Wave Steepness (STEEPNESS): AVERAGE
5-day plot - Average Wave Period Average Wave Period (APD): 7.2 sec
Previous observations
TIME
(PDT)
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
2025-05-14 09:56 am 9.8 5.6 11.8 NW 8.2 9.1 NW AVERAGE 7.2
2025-05-14 09:26 am 9.8 5.9 11.1 NW 8.2 9.9 NW AVERAGE 7.2
2025-05-14 08:56 am 9.8 5.2 11.8 NW 8.2 9.9 NW AVERAGE 7.0
2025-05-14 08:26 am 9.8 5.6 11.1 NW 8.2 9.9 NW AVERAGE 7.1
2025-05-14 07:56 am 9.5 4.9 11.8 NW 8.2 6.7 NW AVERAGE 6.7
2025-05-14 07:26 am 9.2 4.6 11.1 NW 7.9 9.1 NW AVERAGE 6.7
2025-05-14 06:56 am 9.5 4.9 11.8 NW 8.2 9.1 WNW AVERAGE 6.8
2025-05-14 06:26 am 9.5 4.6 11.8WNW 8.2 9.1 WNW AVERAGE 6.7
2025-05-14 05:56 am 9.2 3.9 11.8WNW 8.5 8.3 WNW STEEP 6.7
2025-05-14 05:26 am 9.5 4.6 10.5WNW 8.2 9.1 WNW AVERAGE 6.8
2025-05-14 04:56 am 10.2 5.2 11.8WNW 8.9 7.1 WNW AVERAGE 7.0
2025-05-14 04:26 am 10.2 5.2 11.8WNW 8.9 7.7 WNW AVERAGE 7.0
2025-05-14 03:56 am 9.8 5.2 11.8WNW 8.2 7.7 WNW AVERAGE 6.9
2025-05-14 03:26 am 9.8 4.3 11.8WNW 8.9 7.1 WNWVERY_STEEP 6.6
2025-05-14 02:56 am 10.2 5.9 12.5WNW 8.5 7.7 WNW AVERAGE 7.1
2025-05-14 02:26 am 9.8 4.6 11.8WNW 8.9 7.7 WNW STEEP 6.7
2025-05-14 01:56 am 10.5 5.6 11.8WNW 8.9 7.1 WNW AVERAGE 7.0
2025-05-14 01:26 am 9.8 5.6 11.8WNW 8.2 7.1 WNW AVERAGE 7.0
2025-05-14 12:56 am 10.5 5.6 12.5WNW 8.9 7.7 WNW AVERAGE 6.9
2025-05-14 12:26 am 10.5 5.2 12.5 NW 8.9 7.1 WNW AVERAGE 6.6
2025-05-13 11:56 pm 11.5 4.9 11.1WNW 10.2 7.7 WNWVERY_STEEP 6.8
2025-05-13 11:26 pm 11.5 5.6 11.8 NW 10.2 7.1 WNW AVERAGE 6.8
2025-05-13 10:56 pm 11.8 5.2 12.5 NW 10.5 7.1 WNW AVERAGE 6.7
2025-05-13 10:26 pm 10.2 4.9 12.5WNW 9.2 6.7 WNWVERY_STEEP 6.6
2025-05-13 09:56 pm 10.2 5.2 12.5 NW 8.9 6.7 WNW AVERAGE 6.6
2025-05-13 09:26 pm 11.5 5.6 11.8WNW 10.2 6.7 WNWVERY_STEEP 6.8
2025-05-13 08:56 pm 11.2 5.9 12.5 NW 9.5 6.2 NW AVERAGE 6.7
2025-05-13 08:26 pm 11.5 6.6 12.5 NW 9.5 6.7 WNW AVERAGE 7.0
2025-05-13 07:56 pm 11.2 4.9 12.5 NW 9.8 6.7 WNWVERY_STEEP 6.8
2025-05-13 07:26 pm 10.2 5.2 12.5 NW 8.5 6.7 WNW AVERAGE 6.6
2025-05-13 06:56 pm 10.5 5.2 12.5 NW 9.2 6.7 WNW AVERAGE 6.7
2025-05-13 06:26 pm 10.5 5.9 12.5WNW 8.9 6.2 NW AVERAGE 7.0
2025-05-13 05:56 pm 9.5 5.2 12.5 NW 8.2 9.9 WNW AVERAGE 6.7
2025-05-13 05:26 pm 10.2 5.6 11.1WNW 8.5 6.2 WNW AVERAGE 6.9
2025-05-13 04:56 pm 9.8 5.2 11.1WNW 8.5 9.9 WNW AVERAGE 6.6
2025-05-13 04:26 pm 9.5 5.6 11.8 NW 7.9 9.9 WNW AVERAGE 7.0
2025-05-13 03:56 pm 9.2 5.6 11.1WNW 7.2 5.9 WNW AVERAGE 6.8
2025-05-13 03:26 pm 8.5 5.6 10.5WNW 6.6 9.9 WNW AVERAGE 7.0
2025-05-13 02:56 pm 8.9 5.9 11.1WNW 6.6 9.9 WNW AVERAGE 7.3
2025-05-13 02:26 pm 7.5 4.9 11.8WNW 5.6 9.9 WNW AVERAGE 6.8
2025-05-13 01:56 pm 7.2 4.6 11.8WNW 5.6 9.1 WNW AVERAGE 6.8
2025-05-13 01:26 pm 7.2 4.9 11.1WNW 5.6 9.9 WNW AVERAGE 7.0
2025-05-13 12:56 pm 6.9 3.9 11.8 NW 5.9 9.9 WNW AVERAGE 6.3
2025-05-13 12:26 pm 6.9 3.9 12.5WNW 5.6 9.9 WNW AVERAGE 6.2
2025-05-13 11:56 am 6.9 3.9 13.3 W 5.9 9.9 WNW AVERAGE 6.3
2025-05-13 11:26 am 7.2 3.9 11.1 NW 6.2 9.9 NW AVERAGE 6.4
2025-05-13 10:56 am 7.2 3.9 11.1 NW 6.2 9.9 NW AVERAGE 6.2

Plot of wave energy versus frequency (and period)