Station 46221 - Santa Monica Bay, CA (028) Image indicating link to RSS feed of recent meteorological observations for station 46221


Conditions at 46221 as of
(8:26 am PDT)
1526 GMT on 07/20/2026:
     

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): 3.6 ft
5-day plot - Dominant Wave Period Dominant Wave Period (DPD): 10 sec
5-day plot - Average Wave Period Average Period (APD): 7.3 sec
5-day plot - Mean Wave Direction Mean Wave Direction (MWD): S ( 184 deg true )
5-day plot - Water Temperature Water Temperature (WTMP): 71.6 °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
2026-07-20 07:56 am--- 3.6 117.2 S--- 71.6----
2026-07-20 07:26 am--- 3.6 106.9SSW--- 71.6----
2026-07-20 06:56 am--- 3.3 116.6 S--- 71.4----
2026-07-20 06:26 am--- 3.3 176.8SSW--- 71.6----
2026-07-20 05:56 am--- 3.0 116.6 S--- 71.6----
2026-07-20 05:26 am--- 3.3 117.2 S--- 71.6----
2026-07-20 04:56 am--- 3.3 117.0 S--- 71.4----
2026-07-20 04:26 am--- 3.0 116.7 S--- 71.6----
2026-07-20 03:56 am--- 2.6 116.5SSW--- 71.6----
2026-07-20 03:26 am--- 3.0 116.7 S--- 71.6----
2026-07-20 02:56 am--- 3.0 106.9 S--- 71.6----
2026-07-20 02:26 am--- 2.6 116.4 S--- 71.6----
2026-07-20 01:56 am--- 3.0 116.7 S--- 71.6----
2026-07-20 01:26 am--- 2.6 116.5 S--- 71.6----
2026-07-20 12:56 am--- 3.0 116.4 S--- 71.6----
2026-07-20 12:26 am--- 3.0 106.4 S--- 71.8----
2026-07-19 11:56 pm--- 3.0 116.0SSW--- 71.8----
2026-07-19 11:26 pm--- 3.3 116.2 S--- 71.8----
2026-07-19 10:56 pm--- 3.6 115.8 S--- 71.8----
2026-07-19 10:26 pm--- 3.6 125.6 S--- 71.8----
2026-07-19 09:56 pm--- 3.6 115.2 S--- 72.0----
2026-07-19 09:26 pm--- 3.9 125.5 S--- 72.0----
2026-07-19 08:56 pm--- 4.3 115.6 S--- 72.0----
2026-07-19 08:26 pm--- 4.3 125.7 S--- 72.1----
2026-07-19 07:56 pm--- 4.3 126.0 S--- 72.1----
2026-07-19 07:26 pm--- 4.3 125.9 S--- 72.3----
2026-07-19 06:56 pm--- 4.3 116.5 S--- 72.3----
2026-07-19 06:26 pm--- 4.3 116.2 S--- 72.3----
2026-07-19 05:56 pm--- 4.3 116.8 S--- 72.5----
2026-07-19 05:26 pm--- 3.9 116.6 S--- 72.3----
2026-07-19 04:56 pm--- 3.6 127.0 S--- 72.3----
2026-07-19 04:26 pm--- 3.9 128.1 S--- 73.2----
2026-07-19 03:56 pm--- 4.3 118.5 S--- 73.2----
2026-07-19 03:26 pm--- 4.6 129.3 S--- 72.9----
2026-07-19 02:56 pm--- 4.6 139.5 S--- 72.7----
2026-07-19 02:26 pm--- 4.3 139.3 S--- 73.0----
2026-07-19 01:56 pm--- 4.3 139.4 S--- 73.2----
2026-07-19 01:26 pm--- 3.9 118.7 S--- 73.0----
2026-07-19 12:56 pm--- 3.9 128.8 S--- 73.0----
2026-07-19 12:26 pm--- 3.6 138.9 S--- 72.5----
2026-07-19 11:56 am--- 3.3 138.9 S--- 72.9----
2026-07-19 11:26 am--- 3.6 119.1 S--- 73.2----
2026-07-19 10:56 am--- 3.3 118.6 S--- 73.6----
2026-07-19 10:26 am--- 3.0 138.0SSW--- 73.0----
2026-07-19 09:56 am--- 3.9 139.2 S--- 72.5----
2026-07-19 09:26 am--- 3.9 139.2 S--- 72.1----
2026-07-19 08:56 am--- 4.3 139.2 S--- 71.8----
2026-07-19 08:26 am--- 4.6 139.1 S--- 71.6----
2026-07-19 07:56 am--- 4.6 129.3 S--- 71.6----

Wave Summary
for 46221 as of (8:26 am PDT)
1526 GMT on 07/20/2026:

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): 3.6 ft
5-day plot - Swell Height Swell Height (SwH): 2.3 ft
5-day plot - Swell Period Swell Period (SwP): 10.5 sec
5-day plot - Swell Direction Swell Direction (SwD): S
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): S
5-day plot - Wave Steepness Wave Steepness (STEEPNESS): AVERAGE
5-day plot - Average Wave Period Average Wave Period (APD): 7.3 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
2026-07-20 07:56 am 3.6 2.3 11.1 S 3.0 9.9 S AVERAGE 7.2
2026-07-20 07:26 am 3.6 2.0 10.5 S 3.0 9.9 SSW AVERAGE 6.9
2026-07-20 06:56 am 3.3 2.0 11.1 S 2.6 9.9 S AVERAGE 6.6
2026-07-20 06:26 am 3.3 2.0 16.7SSW 2.6 9.9 S AVERAGE 6.8
2026-07-20 05:56 am 3.0 2.0 10.5 S 2.6 9.9 S AVERAGE 6.6
2026-07-20 05:26 am 3.3 2.0 10.5 S 2.6 9.9 S AVERAGE 7.2
2026-07-20 04:56 am 3.3 2.0 11.1 S 2.3 9.9 S AVERAGE 7.0
2026-07-20 04:26 am 3.0 2.0 10.5 S 2.3 9.9 S AVERAGE 6.7
2026-07-20 03:56 am 2.6 1.6 10.5SSW 2.3 9.9 S AVERAGE 6.5
2026-07-20 03:26 am 3.0 2.0 11.1 S 2.3 9.1 S AVERAGE 6.7
2026-07-20 02:56 am 3.0 2.0 11.1 S 2.3 9.9 S AVERAGE 6.9
2026-07-20 02:26 am 2.6 1.6 10.5 S 2.3 9.9 S AVERAGE 6.4
2026-07-20 01:56 am 3.0 2.0 11.1 S 2.3 9.9 S AVERAGE 6.7
2026-07-20 01:26 am 2.6 2.0 11.1 S 2.0 9.9 S SWELL 6.5
2026-07-20 12:56 am 3.0 2.0 11.1 S 2.3 9.9 S AVERAGE 6.4
2026-07-20 12:26 am 3.0 2.0 10.5 S 2.3 9.9 S AVERAGE 6.4
2026-07-19 11:56 pm 3.0 1.6 10.5SSW 2.3 9.9 S AVERAGE 6.0
2026-07-19 11:26 pm 3.3 2.0 10.5 S 2.6 9.9 S AVERAGE 6.2
2026-07-19 10:56 pm 3.6 2.0 10.5 S 2.6 9.9 S AVERAGE 5.8
2026-07-19 10:26 pm 3.6 2.3 11.8 S 3.0 9.9 S AVERAGE 5.6
2026-07-19 09:56 pm 3.6 2.0 10.5 S 3.0 4.3 WNW AVERAGE 5.2
2026-07-19 09:26 pm 3.9 2.3 11.8 S 3.0 9.9 S AVERAGE 5.5
2026-07-19 08:56 pm 3.9 2.6 11.1 S 3.3 9.9 S AVERAGE 5.6
2026-07-19 08:26 pm 4.3 2.6 11.8 S 3.3 9.9 S AVERAGE 5.7
2026-07-19 07:56 pm 4.3 3.0 11.8 S 3.0 9.9 S SWELL 6.0
2026-07-19 07:26 pm 3.9 2.6 11.8 S 3.0 9.9 S AVERAGE 5.9
2026-07-19 06:56 pm 4.3 3.0 11.1 S 3.0 9.9 S SWELL 6.5
2026-07-19 06:26 pm 3.9 3.0 11.1 S 3.0 9.9 S SWELL 6.2
2026-07-19 05:56 pm 4.3 3.6 11.1 S 2.6 9.9 S SWELL 6.8
2026-07-19 05:26 pm 3.9 3.0 10.5 S 2.6 9.9 S SWELL 6.6
2026-07-19 04:56 pm 3.6 2.6 11.8 S 2.6 9.1 S SWELL 7.0
2026-07-19 04:26 pm 3.9 3.0 11.8 S 2.6 9.9 S SWELL 8.1
2026-07-19 03:56 pm 4.3 3.0 11.1 S 3.0 9.9 S SWELL 8.5
2026-07-19 03:26 pm 4.6 3.6 11.8 S 2.3 9.9 S SWELL 9.3
2026-07-19 02:56 pm 4.6 3.6 12.5 S 2.6 9.9 S SWELL 9.5
2026-07-19 02:26 pm 4.3 3.3 12.5 S 2.6 9.9 S SWELL 9.3
2026-07-19 01:56 pm 4.3 3.6 12.5 S 2.3 9.9 S SWELL 9.4
2026-07-19 01:26 pm 3.9 3.3 11.1 S 2.3 9.9 S SWELL 8.7
2026-07-19 12:56 pm 3.9 3.0 11.8 S 2.6 9.9 S SWELL 8.8
2026-07-19 12:26 pm 3.6 3.0 12.5 S 2.0 9.9 S SWELL 8.9
2026-07-19 11:56 am 3.3 2.6 12.5 S 2.0 9.9 S SWELL 8.9
2026-07-19 11:26 am 3.6 3.0 11.1 S 2.0 9.9 S SWELL 9.1
2026-07-19 10:56 am 3.3 2.6 11.1 S 2.0 9.9 S SWELL 8.6
2026-07-19 10:26 am 3.0 2.3 12.5SSW 2.0 9.9 S SWELL 8.0
2026-07-19 09:56 am 3.9 3.3 12.5 S 2.0 9.9 S SWELL 9.2
2026-07-19 09:26 am 3.9 3.6 12.5 S 2.3 9.9 S SWELL 9.2
2026-07-19 08:56 am 4.3 3.6 12.5 S 2.3 9.9 S SWELL 9.2
2026-07-19 08:26 am 4.6 3.6 12.5 S 2.3 9.9 S SWELL 9.1
2026-07-19 07:56 am 4.6 3.9 11.8 S 2.6 9.9 S SWELL 9.3

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