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 44090 - Cape Cod Bay, MA (221) Image indicating link to RSS feed of recent meteorological observations for station 44090


Conditions at 44090 as of
(3:00 am EDT)
0700 GMT on 03/21/2025:
     

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): 1.0 ft
5-day plot - Dominant Wave Period Dominant Wave Period (DPD): 3 sec
5-day plot - Average Wave Period Average Period (APD): 2.4 sec
5-day plot - Mean Wave Direction Mean Wave Direction (MWD):ESE ( 123 deg true )
5-day plot - Air Temperature Air Temperature (ATMP): 42.3 °F
5-day plot - Water Temperature Water Temperature (WTMP): 40.3 °F
Previous observations
TIME
(EDT)
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
2025-03-21 02:30 am--- 1.0 22.4ESE-- 42.3 40.3----
2025-03-21 02:00 am--- 1.0 32.5 SE-- 42.1 40.3----
2025-03-21 01:30 am--- 1.0 32.4 SE-- 42.1 40.3----
2025-03-21 01:00 am--- 1.0 22.4 SE-- 42.1 40.3----
2025-03-21 12:30 am--- 1.0 32.4 SE-- 42.1 40.3----
2025-03-21 12:00 am--- 1.0 32.4 SE-- 42.3 40.3----
2025-03-20 11:30 pm--- 1.3 32.4 SE-- 42.3 40.3----
2025-03-20 11:00 pm--- 1.3 32.4 SE-- 42.6 40.5----
2025-03-20 10:30 pm--- 1.0 22.3 SE-- 42.6 40.6----
2025-03-20 10:00 pm--- 1.0 22.2ESE-- 42.8 40.6----
2025-03-20 09:30 pm--- 1.0 22.2 SE-- 43.0 40.6----
2025-03-20 09:00 pm--- 0.7-2.5--- 42.6 40.8----
2025-03-20 08:30 pm--- 0.7-2.5--- 42.4 40.8----
2025-03-20 08:00 pm--- 0.7-2.5--- 42.1 40.8----
2025-03-20 07:30 pm--- 0.7-2.4--- 42.3 40.8----
2025-03-20 07:00 pm--- 0.7-2.3--- 41.9 40.6----
2025-03-20 06:30 pm--- 0.7-2.1--- 42.3 40.6----
2025-03-20 06:00 pm--------- 42.6 40.6----
2025-03-20 05:30 pm--------- 42.4 40.5----
2025-03-20 05:00 pm--- 0.7-2.2--- 42.6 40.5----
2025-03-20 04:30 pm--- 0.7-2.2--- 43.3 40.5----
2025-03-20 04:00 pm--- 0.7-2.2--- 43.2 40.5----
2025-03-20 03:30 pm--- 1.0 22.2SSW-- 43.3 40.5----
2025-03-20 03:00 pm--- 1.0 22.2SSW-- 43.5 40.5----
2025-03-20 02:30 pm--- 1.0 22.1 S-- 43.9 40.5----
2025-03-20 02:00 pm--------- 44.1 40.3----
2025-03-20 01:30 pm--------- 44.6 40.3----
2025-03-20 01:00 pm--- 0.7-3.0--- 42.8 40.5----
2025-03-20 12:30 pm--- 0.7-2.6--- 42.6 40.5----
2025-03-20 12:00 pm--- 0.7-2.5--- 42.1 40.5----
2025-03-20 11:30 am--------- 41.4 40.3----
2025-03-20 11:00 am--- 0.7-2.4--- 41.2 40.1----
2025-03-20 10:30 am--- 0.7-2.6--- 41.2 39.9----
2025-03-20 10:00 am--------- 41.4 39.7----
2025-03-20 09:30 am--------- 41.0 39.7----
2025-03-20 09:00 am--- 0.7-2.3--- 41.0 39.6----
2025-03-20 08:30 am--- 0.7-3.5--- 40.8 39.6----
2025-03-20 08:00 am--- 0.7-4.0--- 40.3 39.6----
2025-03-20 07:30 am--- 0.7-4.1--- 39.4 39.2----
2025-03-20 07:00 am--- 0.7-4.0--- 39.4 39.2----
2025-03-20 06:30 am--- 0.7-3.7--- 39.2 39.2----
2025-03-20 06:00 am--- 0.7-3.5--- 39.2 39.2----
2025-03-20 05:30 am--- 0.7-3.7--- 39.6 39.2----
2025-03-20 05:00 am--- 0.7-3.4--- 39.4 39.2----
2025-03-20 04:30 am--- 0.7-3.2--- 38.7 39.0----
2025-03-20 04:00 am--- 0.7-2.9--- 38.7 39.0----
2025-03-20 03:30 am--- 0.7-2.9--- 38.3 39.0----
2025-03-20 03:00 am--- 0.7-2.8--- 38.3 39.0----

Detailed Wave Summary
for 44090 as of (3:00 am EDT)
0700 GMT on 03/21/2025:

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): 1.0 ft
5-day plot - Swell Height Swell Height (SwH): 0.3 ft
5-day plot - Swell Period Swell Period (SwP): 10.5 sec
5-day plot - Swell Direction Swell Direction (SwD): N
5-day plot - Wind Wave Height Wind Wave Height (WWH): 1.0 ft
5-day plot - Wind Wave Period Wind Wave Period (WWP): 2.6 sec
5-day plot - Wind Wave Direction Wind Wave Direction (WWD):ESE
5-day plot - Average Wave Period Average Wave Period (APD): 2.4 sec
Previous observations
TIME
(EDT)
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
2025-03-21 02:30 am 1.0 0.3 10.5 N 1.0 2.4 SE N/A 2.4
2025-03-21 02:00 am 1.0 0.3 11.1 N 1.0 2.7 SE N/A 2.5
2025-03-21 01:30 am 1.0 0.3 11.1 N 1.0 2.4 SE N/A 2.4
2025-03-21 01:00 am 1.0 0.3 10.5 N 1.0 2.5 SE N/A 2.4
2025-03-21 12:30 am 1.0 0.3 11.8 N 1.0 2.6 SE N/A 2.4
2025-03-21 12:00 am 1.0 0.3 11.1 N 1.0 2.6 SE N/A 2.4
2025-03-20 11:30 pm 1.3 0.3 10.0- 1.3 2.6 SE N/A 2.4
2025-03-20 11:00 pm 1.3 0.3 11.1NNW 1.3 2.7 SE N/A 2.4
2025-03-20 10:30 pm 1.0 0.3 11.1 N 1.0 2.5 SE N/A 2.3
2025-03-20 10:00 pm 1.0 0.3 11.8 N 1.0 2.1 ESE N/A 2.2
2025-03-20 09:30 pm 1.0 0.3 11.1- 1.0 2.0 SE N/A 2.2
2025-03-20 09:00 pm 0.7 0.3 11.1 N 0.7 2.1 ESE N/A 2.5
2025-03-20 08:30 pm 0.7 0.3 10.5 N 0.7 2.0 ESE N/A 2.5
2025-03-20 08:00 pm 0.7 0.3 10.5 N 0.7 2.0 ESE N/A 2.5
2025-03-20 07:30 pm 0.7 0.3 10.0 N 0.7 9.5 N N/A 2.4
2025-03-20 07:00 pm 0.7 0.3 11.1 N 0.7 1.8 SSE N/A 2.3
2025-03-20 06:30 pm 0.7 0.3 10.5 N 0.7 1.8 SSE N/A 2.1
2025-03-20 05:00 pm 0.7 0.3 10.0 N 0.7 1.8 S N/A 2.2
2025-03-20 04:30 pm 0.7 0.3 10.0 N 0.7 1.9 S N/A 2.2
2025-03-20 04:00 pm 0.7 0.3 11.1 N 0.7 2.1 SSW N/A 2.2
2025-03-20 03:30 pm 0.7 0.3 10.0 N 0.7 2.0 SSW N/A 2.2
2025-03-20 03:00 pm 1.0 0.3 11.1 N 1.0 2.2 SSW N/A 2.2
2025-03-20 02:30 pm 1.0 0.3 10.5 N 1.0 2.0 S N/A 2.1
2025-03-20 01:00 pm 0.7 0.3 10.0 N 0.7 5.6 N N/A 3.0
2025-03-20 12:30 pm 0.7 0.3 11.1 N 0.7 9.5 N N/A 2.6
2025-03-20 12:00 pm 0.7 0.3 10.0 N 0.7 9.5 N N/A 2.5
2025-03-20 11:00 am 0.7 0.3 10.5 N 0.7 9.1 N N/A 2.4
2025-03-20 10:30 am 0.7 0.3 10.0 N 0.7 9.5 N N/A 2.6
2025-03-20 09:00 am 0.7 0.3 10.0 N 0.7 8.7 N N/A 2.3
2025-03-20 08:30 am 0.7 0.3 10.0 N 0.3 9.1 N N/A 3.5
2025-03-20 08:00 am 0.7 0.3 10.0 N 0.3 8.7 N N/A 4.0
2025-03-20 07:30 am 0.7 0.3 10.0 N 0.7 9.5 N N/A 4.1
2025-03-20 07:00 am 0.7 0.3 10.0 N 0.7 9.5 N N/A 4.0
2025-03-20 06:30 am 0.7 0.0 10.0 N 0.7 9.1 N N/A 3.7
2025-03-20 06:00 am 0.7 0.3 10.0 N 0.7 6.2 N N/A 3.5
2025-03-20 05:30 am 0.7 0.3 10.0 N 0.7 6.1 NNE N/A 3.7
2025-03-20 05:00 am 0.7 0.3 10.0 N 0.7 6.2 NNE N/A 3.4
2025-03-20 04:30 am 0.7 0.3 10.0 N 0.7 9.5 N N/A 3.2
2025-03-20 04:00 am 0.7 0.0 10.5 N 0.7 9.5 N N/A 2.9
2025-03-20 03:30 am 0.7 0.3 10.0 N 0.7 9.5 N N/A 2.9
2025-03-20 03:00 am 0.7 0.0 10.5 N 0.7 9.1 N N/A 2.8

Plot of wave energy versus frequency (and period)


Disclaimer: Ocean current directions are reported to the nearest 10 degrees and speeds are measured to the nearest whole centimeter per second.

Ocean Current Data for 44090

Unit of Measure:   Time Zone:   
3:00 am EDT 2:30 am EDT
Depth
ft
Dir
°
Speed
kts
Dir
°
Speed
kts
3 0 0.00180 0.04

Previous (up to 48) reports of ocean current data for 44090

Ocean Current Stick Plots are available in metric units only:

All Instruments - 1-day plot - ocean current 1-day plot     3-day plot - ocean current 3-day plot     5-day plot - ocean current 5-day plot