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 46213 - Cape Mendocino, CA (094) Image indicating link to RSS feed of recent meteorological observations for station 46213


Conditions at 46213 as of
(7:56 am PDT)
1456 GMT on 05/12/2025:
     

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): 8.9 ft
5-day plot - Dominant Wave Period Dominant Wave Period (DPD): 10 sec
5-day plot - Average Wave Period Average Period (APD): 7.5 sec
5-day plot - Mean Wave Direction Mean Wave Direction (MWD):WNW ( 295 deg true )
5-day plot - Water Temperature Water Temperature (WTMP): 52.5 °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
2025-05-12 07:26 am--- 8.5 97.2WNW--- 52.7----
2025-05-12 06:56 am--- 8.5 97.2WNW--- 52.7----
2025-05-12 06:26 am--- 9.2 107.2WNW--- 52.7----
2025-05-12 05:56 am--- 8.5 97.0 W--- 52.2----
2025-05-12 05:26 am--- 7.5 96.9 W--- 49.6----
2025-05-12 04:56 am--- 7.5 96.9WNW--- 49.6----
2025-05-12 04:26 am--- 7.2 96.5WNW--- 49.6----
2025-05-12 03:56 am--- 6.9 106.6 W--- 49.6----
2025-05-12 03:26 am--- 6.9 96.3WNW--- 49.8----
2025-05-12 02:56 am--- 6.9 96.4WNW--- 49.8----
2025-05-12 02:26 am--- 6.6 96.4 NW--- 50.0----
2025-05-12 01:56 am--- 6.9 86.3WNW--- 49.6----
2025-05-12 01:26 am--- 6.9 86.2WNW--- 49.6----
2025-05-12 12:56 am--- 6.6 96.2WNW--- 49.6----
2025-05-12 12:26 am--- 6.6 96.1WNW--- 49.6----
2025-05-11 11:56 pm--- 6.9 85.8WNW--- 49.8----
2025-05-11 11:26 pm--- 6.9 85.7WNW--- 49.8----
2025-05-11 10:56 pm--- 6.9 75.8WNW--- 49.6----
2025-05-11 10:26 pm--- 6.9 75.6 W--- 49.8----
2025-05-11 09:56 pm--- 6.6 65.4 W--- 49.6----
2025-05-11 09:26 pm--- 6.6 65.3WSW--- 49.5----
2025-05-11 08:56 pm--- 6.2 65.1 W--- 49.5----
2025-05-11 08:26 pm--- 5.9 175.2SSW--- 49.6----
2025-05-11 07:56 pm--- 5.6 54.8WSW--- 49.6----
2025-05-11 07:26 pm--- 5.6 174.9SSW--- 49.6----
2025-05-11 06:56 pm--- 5.2 175.1 S--- 49.6----
2025-05-11 06:26 pm--- 5.2 84.9WNW--- 49.5----
2025-05-11 05:56 pm--- 4.6 174.9SSW--- 49.5----
2025-05-11 05:26 pm--- 4.9 175.2SSW--- 49.5----
2025-05-11 04:56 pm--- 4.9 174.9 S--- 49.5----
2025-05-11 04:26 pm--- 4.9 175.3 S--- 49.5----
2025-05-11 03:56 pm--- 4.3 95.3 NW--- 49.5----
2025-05-11 03:26 pm--- 4.6 95.5WNW--- 49.3----
2025-05-11 02:56 pm--- 4.9 175.9 S--- 49.3----
2025-05-11 02:26 pm--- 4.3 105.6WNW--- 49.1----
2025-05-11 01:56 pm--- 4.3 176.1SSW--- 49.1----
2025-05-11 01:26 pm--- 3.9 96.0WNW--- 49.3----
2025-05-11 12:56 pm--- 3.6 95.7WNW--- 49.3----
2025-05-11 12:26 pm--- 3.6 107.1 NW--- 49.3----
2025-05-11 11:56 am--- 4.3 107.9WNW--- 49.3----
2025-05-11 11:26 am--- 3.6 97.7WNW--- 49.3----
2025-05-11 10:56 am--- 3.6 98.0WNW--- 49.3----
2025-05-11 10:26 am--- 3.6 118.3WNW--- 49.3----
2025-05-11 09:56 am--- 3.6 117.9 NW--- 49.3----
2025-05-11 09:26 am--- 3.9 108.3WNW--- 49.3----
2025-05-11 08:56 am--- 3.9 108.1WNW--- 49.3----
2025-05-11 08:26 am--- 3.6 117.6 NW--- 49.1----
2025-05-11 07:56 am--- 3.9 107.8 NW--- 48.9----

Detailed Wave Summary
for 46213 as of (8:26 am PDT)
1526 GMT on 05/12/2025:

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): 9.5 ft
5-day plot - Swell Height Swell Height (SwH): 3.6 ft
5-day plot - Swell Period Swell Period (SwP): 11.1 sec
5-day plot - Swell Direction Swell Direction (SwD):WNW
5-day plot - Wind Wave Height Wind Wave Height (WWH): 8.9 ft
5-day plot - Wind Wave Period Wind Wave Period (WWP): 9.9 sec
5-day plot - Wind Wave Direction Wind Wave Direction (WWD):WNW
5-day plot - Wave Steepness Wave Steepness (STEEPNESS): AVERAGE
5-day plot - Average Wave Period Average Wave Period (APD): 7.8 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
2025-05-12 07:56 am 8.9 3.6 10.5WNW 8.2 9.9 WNW AVERAGE 7.5
2025-05-12 07:26 am 8.5 3.6 10.5 W 7.9 9.1 WNW AVERAGE 7.2
2025-05-12 06:56 am 8.5 3.0 10.5WNW 8.2 9.1 WNW AVERAGE 7.2
2025-05-12 06:26 am 9.2 3.3 10.5WNW 8.5 9.9 WNW AVERAGE 7.2
2025-05-12 05:56 am 8.5 2.6 10.5 W 8.2 9.1 W AVERAGE 7.0
2025-05-12 05:26 am 7.5 2.6 10.5WNW 7.2 9.1 W AVERAGE 6.9
2025-05-12 04:56 am 7.5 2.6 10.5 W 7.2 9.1 WNW AVERAGE 6.9
2025-05-12 04:26 am 7.2 2.6 10.5WNW 6.9 9.1 WNW AVERAGE 6.5
2025-05-12 03:56 am 6.9 2.6 15.4 S 6.6 9.9 W AVERAGE 6.6
2025-05-12 03:26 am 6.9 2.3 15.4 S 6.6 9.1 WNW AVERAGE 6.3
2025-05-12 02:56 am 6.9 2.0 10.5WNW 6.9 9.1 WNW AVERAGE 6.4
2025-05-12 02:26 am 6.6 2.3 10.5WNW 6.2 9.1 NW AVERAGE 6.4
2025-05-12 01:56 am 6.9 2.0 10.5WNW 6.6 8.3 WNW AVERAGE 6.3
2025-05-12 01:26 am 6.9 2.0 10.5WNW 6.6 8.3 WNW AVERAGE 6.2
2025-05-12 12:56 am 6.6 2.0 15.4 S 6.2 9.1 WNW AVERAGE 6.2
2025-05-12 12:26 am 6.2 2.3 15.4 S 6.2 9.1 WNW AVERAGE 6.1
2025-05-11 11:56 pm 6.9 1.6 10.5WNW 6.6 8.3 WNW AVERAGE 5.8
2025-05-11 11:26 pm 6.9 1.6 15.4 S 6.6 7.7 WNW STEEP 5.7
2025-05-11 10:56 pm 6.9 1.6 15.4 S 6.9 7.1 WNW STEEP 5.8
2025-05-11 10:26 pm 6.9 2.0 16.7 S 6.6 6.7 W STEEP 5.6
2025-05-11 09:56 pm 6.6 2.0 16.7SSW 6.2 6.2 WVERY_STEEP 5.4
2025-05-11 09:26 pm 6.2 2.0 16.7 S 6.2 5.9 WSWVERY_STEEP 5.3
2025-05-11 08:56 pm 6.2 1.6 16.7SSW 6.2 6.2 WVERY_STEEP 5.1
2025-05-11 08:26 pm 5.9 2.0 16.7SSW 5.6 5.9 W AVERAGE 5.2
2025-05-11 07:56 pm 5.6 1.6 16.7 S 5.6 5.0 WSWVERY_STEEP 4.8
2025-05-11 07:26 pm 5.6 2.3 16.7SSW 4.9 8.3 W AVERAGE 4.9
2025-05-11 06:56 pm 5.2 2.3 16.7 S 4.9 8.3 WNW AVERAGE 5.1
2025-05-11 06:26 pm 5.2 2.0 14.3 SW 4.9 8.3 WNW AVERAGE 4.9
2025-05-11 05:56 pm 4.6 1.6 16.7SSW 4.3 8.3 WNW AVERAGE 4.9
2025-05-11 05:26 pm 4.9 2.3 16.7SSW 4.6 9.1 WNW AVERAGE 5.2
2025-05-11 04:56 pm 4.9 2.0 16.7 S 4.6 9.1 WNW AVERAGE 4.9
2025-05-11 04:26 pm 4.9 2.3 16.7 S 4.6 9.1 WNW AVERAGE 5.3
2025-05-11 03:56 pm 4.3 1.6 16.7 S 3.9 9.1 NW AVERAGE 5.3
2025-05-11 03:26 pm 4.6 2.0 16.7 S 4.3 9.1 WNW AVERAGE 5.5
2025-05-11 02:56 pm 4.6 2.3 16.7 S 4.3 9.1 WNW AVERAGE 5.9
2025-05-11 02:26 pm 4.3 1.6 10.5 W 3.9 9.9 WNW AVERAGE 5.6
2025-05-11 01:56 pm 4.3 2.3 16.7SSW 3.6 9.9 WNW AVERAGE 6.1
2025-05-11 01:26 pm 3.9 2.0 16.7 S 3.6 9.1 WNW AVERAGE 6.0
2025-05-11 12:56 pm 3.6 1.6 10.5WNW 3.0 9.1 WNW AVERAGE 5.7
2025-05-11 12:26 pm 3.6 2.3 10.5 NW 3.0 9.9 NW AVERAGE 7.1
2025-05-11 11:56 am 3.9 2.3 10.5 NW 3.6 9.9 WNW AVERAGE 7.9
2025-05-11 11:26 am 3.6 2.0 10.5 NW 3.3 9.1 WNW AVERAGE 7.7
2025-05-11 10:56 am 3.6 2.0 16.7 S 3.3 9.1 WNW AVERAGE 8.0
2025-05-11 10:26 am 3.6 2.3 10.5WNW 3.0 9.9 NW AVERAGE 8.3
2025-05-11 09:56 am 3.6 2.0 10.5 NW 3.0 9.9 NW AVERAGE 7.9
2025-05-11 09:26 am 3.9 2.3 10.5WNW 3.3 9.9 WNW AVERAGE 8.3
2025-05-11 08:56 am 3.9 2.3 10.5WNW 3.3 9.9 WNW AVERAGE 8.1
2025-05-11 08:26 am 3.6 2.3 10.5 NW 3.0 9.1 WNW AVERAGE 7.6
2025-05-11 07:56 am 3.9 2.3 10.5WNW 3.6 9.9 NW AVERAGE 7.8

Plot of wave energy versus frequency (and period)