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Station 44042 - Potomac, MD Image indicating link to RSS feed of recent meteorological observations for station 44042

Station 44042
Large icon indicates selected station.
yellow diamond Stations with recent data
red diamond Stations with no data in last 8 hours
     (24 hours for tsunami stations)

Owned and maintained by Chesapeake Bay Interpretive Buoy System
Moored Buoy
38.033 N 76.336 W (38°1'59" N 76°20'8" W)

Site elevation: sea level
Air temp height: 3 m above site elevation
Anemometer height: 3 m above site elevation
Barometer elevation: 1 m above mean sea level
Sea temp depth: 0.5 m below site elevation

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station 44042


Conditions at 44042 as of
0950 GMT on 01/31/2015:
Unit of Measure:    Time Zone:   

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 - Wind Direction Wind Direction (WDIR): NNW ( 330 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 11.0 m/s
5-day plot - Wind Gust Wind Gust (GST): 14.0 m/s
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES): 1024.1 mb
5-day plot - Air Temperature Air Temperature (ATMP): -5.3 °C
5-day plot - Wind Chill Wind Chill (CHILL): -14.4 °C
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 13 m/s
5-day plot - Wind Speed at 10 Meters Wind Speed at 20 meters (WSPD20M): 14 m/s
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Previous observations
5-day plot - Wind Direction 5-day plot - Wind Speed 5-day plot - Wind Gust 5-day plot - Wave Height 5-day plot - Dominant Wave Period 5-day plot - Average Period 5-day plot - Mean Wave Direction 5-day plot - Atmospheric Pressure 5-day plot - Pressure Tendency 5-day plot - Air Temperature 5-day plot - Water Temperature 5-day plot - Dew Point 5-day plot - Salinity 5-day plot - Visibility 5-day plot - Tide (above MLLW)
MM DD TIME
(GMT)
   WDIR WSPD
m/s
GST
m/s
WVHT
m
DPD
sec
APD
sec
MWD PRES
mb
PTDY
mb
ATMP
°C
WTMP
°C
DEWP
°C
SAL
psu
VIS
km
TIDE
m
01310930   NNW 11.0 14.0----1023.8- -5.2-----
01310920   NNW 11.0 14.0----1023.7- -5.2-----
01310910   NNW 12.0 13.0----1023.6- -5.1-- 17.24--
01310900   NNW 11.0 14.0 1.3 4--1023.5 +1.0 -5.1 2.7- 17.24--
01310850   NNW 11.0 14.0----1023.5- -5.1-- 17.24--
01310840   NNW 11.0 14.0----1023.6- -5.0-----
01310830   NNW 12.0 15.0----1023.5- -5.0-----
01310820   NNW 11.0 14.0----1023.4- -4.9-----
01310810   NNW 12.0 14.0----1023.2- -4.8-- 17.24--
01310800   NNW 12.0 15.0 1.3 4--1023.3 +0.9 -4.8 2.7- 17.24--
01310750   NNW 12.0 14.0----1023.5- -4.8-- 17.24--
01310740   NNW 12.0 15.0----1023.5- -4.7-----
01310730   NNW 12.0 15.0----1023.5- -4.7-----
01310720   NNW 12.0 15.0----1023.5- -4.5-----
01310710   NNW 11.0 14.0----1023.3- -4.3-- 17.50--
01310700   NNW 11.0 14.0 1.3 4--1023.3 +1.6 -4.4 3.0- 17.50--
01310650   NNW 12.0 14.0----1023.1- -4.3-- 17.50--
01310640   NNW 12.0 15.0----1023.0- -4.1-----
01310630   NNW 11.0 14.0----1022.9- -4.0-----
01310620   NNW 12.0 15.0----1022.8- -4.1-----
01310610   NNW 12.0 15.0----1022.6- -4.1-- 17.32--
01310600   NNW 12.0 15.0 1.2 4--1022.5 +1.0 -4.0 3.0- 17.32--
01310550   NNW 11.0 15.0----1022.5- -3.9-- 17.32--
01310540   NNW 12.0 15.0----1022.4- -3.9-----
01310530   NNW 12.0 15.0----1022.3- -3.8-----
01310520   NNW 12.0 15.0----1022.3- -3.7-----
01310510   NNW 12.0 15.0----1022.4- -3.7-- 17.55--
01310500   NNW 12.0 14.0 1.2 4--1022.4 +1.6 -3.6 3.0- 17.55--
01310450   NNW 12.0 15.0----1022.3- -3.6-- 17.55--
01310440    NW 12.0 15.0----1022.3- -3.5-----
01310430   NNW 12.0 15.0----1022.1- -3.4-----
01310420   NNW 12.0 16.0----1022.2- -3.3-----
01310410   NNW 13.0 17.0----1021.7- -3.2-- 17.57--
01310400   NNW 13.0 17.0 1.2 4--1021.7 +1.5 -3.0 3.1- 17.57--
01310350   NNW 13.0 16.0----1021.8- -2.9-- 17.57--
01310340   NNW 13.0 16.0----1021.9- -2.9-----
01310330   NNW 12.0 16.0----1021.9- -2.6-----
01310320   NNW 12.0 16.0----1021.7- -2.4-----
01310310   NNW 12.0 16.0----1021.7- -2.3-- 16.98--
01310300   NNW 14.0 17.0 1.2 4--1021.5 +1.9 -2.2 3.1- 16.98--
01310250   NNW 14.0 18.0----1021.4- -1.9-- 16.98--
01310230   NNW 13.0 16.0----1021.2- -1.6-----
01310210   NNW 13.0 18.0----1020.9- -1.3-- 17.40--
01310200   NNW 14.0 18.0 1.0 3--1020.8 +2.1 -1.0 3.1- 17.40--
01310140   NNW 14.0 17.0----1020.6- -0.8-----
01310130   NNW 14.0 17.0----1020.5- -0.7-----
01310120   NNW 14.0 18.0----1020.3- -0.6-----
01310110   NNW 13.0 17.0----1020.2- -0.3-- 17.50--
01310100   NNW 13.0 15.0 1.0 3--1020.1 +2.7 -0.1 3.1- 17.50--
01310050   NNW 13.0 16.0----1020.0- 0.1-- 17.50--
01310040   NNW 13.0 16.0----1020.0- 0.1-----
01310030   NNW 13.0 17.0----1019.9- 0.3-----
01310020   NNW 14.0 17.0----1019.9- 0.3-----
01310010   NNW 14.0 18.0----1019.9- 0.5-- 17.44--
01310000    NW 14.0 18.0 1.0 3--1019.7 +3.3 0.7 3.1- 17.44--
01302350    NW 14.0 16.0----1019.6- 0.8-- 17.44--
01302340    NW 14.0 17.0----1019.3- 1.0-----
01302330    NW 14.0 17.0----1019.2- 1.1-----
01302320    NW 14.0 17.0----1019.0- 1.3-----
01302310    NW 14.0 18.0----1018.9- 1.5-- 17.29--
01302300    NW 14.0 17.0 1.0 3--1018.7 +3.0 1.6 3.2- 17.29--
01302240    NW 13.0 15.0----1018.4- 2.0-----
01302230   NNW 13.0 16.0----1018.2- 2.2-----
01302220    NW 13.0 17.0----1017.9- 2.3-----
01302210    NW 14.0 17.0----1017.7- 2.4-- 17.27--
01302200    NW 14.0 17.0 0.7 3--1017.4 +2.0 2.6 3.2- 17.27--
01302150    NW 14.0 16.0----1017.4- 2.8-- 17.27--
01302120    NW 13.0 15.0----1016.9- 3.2-----
01302100    NW 13.0 17.0 0.7 3--1016.4- 3.4 3.2- 17.18--
01302030    NW 13.0 16.0----1016.0- 3.3-----
01302020    NW 13.0 16.0----1016.0- 3.5-----
01302000    NW 13.0 16.0 0.7 3--1015.7- 3.6 3.2- 17.14--
01301950    NW 13.0 16.0----1015.7- 3.7-- 17.14--
01301920    NW 12.0 15.0----1015.3- 3.8-----
01301910    NW 12.0 15.0----1015.3- 3.7-- 17.20--
01301900    NW 13.0 16.0 0.7 3--1015.4- 3.8 3.2- 17.20--
01301840   NNW 12.0 14.0----1015.5- 3.8-----
01301830   NNW 12.0 15.0----1015.5- 3.6-----
01301820   NNW 11.0 13.0----1015.5- 3.4-----
01301740   NNW 11.0 16.0----1015.5- 3.7-----
01301730   NNW 10.0 14.0----1015.5- 3.7-----
01301650    N 9.0 12.0----1015.5- 4.5-----
01301610    N 9.0 12.0----1015.5- 5.0-----
01301550   NNW 10.0 12.0----1015.5- 4.8-----
01301540   NNW 8.0 12.0----1015.5- 4.6-----
01301520   NNW 8.0 10.0----1015.2- 4.5-----
01301510   NNW 9.0 11.0----1015.1- 4.4-- 16.28--
01301500   NNW 9.0 11.0 0.7 3--1015.0 +2.1 4.4 2.9- 16.28--
01301450   NNW 10.0 12.0----1015.0- 4.5-- 16.28--
01301440   NNW 10.0 12.0----1015.0- 4.6-----
01301420   NNW 8.0 11.0----1014.7- 4.2-----
01301410    N 10.0 13.0----1014.6- 4.2-- 15.80--
01301400    N 10.0 15.0 0.2---1014.4 +1.9 4.3 2.9- 15.80--
01301350    N 11.0 15.0----1014.2- 4.3-- 15.80--
01301340    N 10.0 15.0----1014.0- 4.4-----
01301330   NNW 10.0 13.0----1013.8- 4.4-----
01301310   NNW 9.0 11.0----1013.5- 4.7-- 15.58--
01301300   NNW 7.0 10.0 0.2---1013.2 +0.9 4.7 2.9- 15.58--
01301250   NNW 6.0 9.0----1013.0- 4.7-- 15.58--
01301240   NNW 6.0 8.0----1013.0- 4.7-----
01301230    N 5.0 6.0----1012.9- 4.4-----
01301220   NNW 3.0 4.0----1013.0- 3.8-----
01301210   NNW 3.0 4.0----1013.0- 3.5-- 15.43--
01301200   NNW 3.0 5.0 0.2---1013.0 +1.1 3.6 2.8- 15.43--
01301150    NW 3.0 4.0----1012.8- 3.7-- 15.43--
01301140    NW 3.0 4.0----1012.8- 3.6-----
01301130    NW 3.0 3.0----1012.7- 3.5-----
01301120    NW 2.0 3.0----1012.7- 3.5-----
01301110   WNW 2.0 3.0----1012.6- 3.5-- 15.37--
01301100   WNW 3.0 3.0 0.2---1012.5 +0.8 3.5 2.8- 15.37--
01301050   WNW 3.0 3.0----1012.5- 3.5-- 15.37--
01301040   WNW 3.0 3.0----1012.3- 3.4-----
01301030   WNW 3.0 4.0----1012.2- 3.5-----
01301010   WNW 4.0 4.0----1012.2- 3.7-- 15.40--
01301000    NW 5.0 5.0 0.6 3--1012.3 +0.9 3.8 2.8- 15.40--
01300950    NW 6.0 7.0----1012.3- 4.1-- 15.40--

Ocean Conditions at 44042 as of
0900 GMT on 01/31/2015:

These oceanographic data are displayed in rounded times.

Unit of Measure:    Time Zone:   

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

 Depth (DEPTH): 1.0 m
5-day plot - Ocean TemperatureOcean Temperature (OTMP): 2.68 °C
5-day plot - SalinitySalinity (SAL):17.24 psu
5-day plot - ChlorophyllChlorophyll (CLCON):10.83 ug/l
5-day plot - TurbidityTurbidity (TURB): 8 FTU
Previous observations
5-day plot - Ocean Temperature 5-day plot - Conductivity 5-day plot - Salinity 5-day plot - Oxygen Concentration (O2PCT) 5-day plot - Oxygen Concentration (O2PPM) 5-day plot - Chlorophyll 5-day plot - Turbidity 5-day plot - pH 5-day plot - Eh
MM   DD    TIME
(GMT)
DEPTH
m
       OTMP
°C
   COND
mS/cm
  SAL
psu
  O2%
%
   O2PPM
ppm
CLCON
ug/l
TURB
FTU
PH EH
mv
01310800 1.0 2.73-17.24--10.51 8--
01310700 1.0 2.99-17.50-- 9.85 7--
01310600 1.0 3.02-17.32-- 9.78 5--
01310500 1.0 3.05-17.55-- 9.89 7--
01310400 1.0 3.09-17.57-- 9.75 5--
01310300 1.0 3.07-16.98-- 9.88 5--
01310200 1.0 3.10-17.40-- 9.99 4--
01310100 1.0 3.12-17.50--10.16 4--
01310000 1.0 3.14-17.44-- 9.99 4--
01302300 1.0 3.16-17.29-- 9.51 3--
01302200 1.0 3.17-17.27-- 8.67 3--
01302100 1.0 3.18-17.18-- 4.61 3--
01302000 1.0 3.23-17.14-- 3.58 2--
01301900 1.0 3.22-17.20-- 2.92 2--
01301500 1.0 2.94-16.28-- 3.53 2--
01301400 1.0 2.86-15.80-- 7.38 2--
01301300 1.0 2.85-15.58-- 8.42 2--
01301200 1.0 2.84-15.43-- 8.40 2--
01301100 1.0 2.83-15.37-- 8.18 2--
01301000 1.0 2.83-15.40-- 7.98 2--

Description of Measurements

Links which are specific to this station are listed below:

Real Time Data in tabular form for the last forty-five days.

Historical Data & Climatic Summaries for quality controlled data for the current month, previous months, and previous years.