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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 76.335 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 water line

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
1950 GMT on 01/20/2017:
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): SSE ( 150 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 3.0 m/s
5-day plot - Wind Gust Wind Gust (GST): 3.0 m/s
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES): 1011.8 mb
5-day plot - Air Temperature Air Temperature (ATMP): 5.5 °C
5-day plot - Wind Chill Wind Chill (CHILL): 3.1 °C
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 3 m/s
5-day plot - Wind Speed at 10 Meters Wind Speed at 20 meters (WSPD20M): 3 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
01201940    SE 3.0 3.0----1011.7- 5.5-----
01201930   ESE 3.0 3.0----1011.6- 5.6-----
01201920    E 2.0 3.0----1011.7- 5.6-----
01201910    SE 3.0 3.0----1011.8- 5.6-- 18.18--
01201900    SE 3.0 3.0 0.2---1011.8 -2.0 5.5 5.0----
01201850   SSE 3.0 4.0----1011.9- 5.5-----
01201840   SSE 3.0 4.0----1011.9- 5.5-----
01201830   SSE 4.0 5.0----1011.9- 5.6-----
01201820   SSE 4.0 4.0----1012.2- 5.5-----
01201810    S 4.0 4.0----1012.2- 5.5-- 18.17--
01201800   SSE 5.0 6.0 0.2---1011.6 -2.8 5.5 5.0----
01201750    SE 6.0 6.0----1011.4- 5.5-----
01201740    SE 5.0 6.0----1011.8- 5.5-----
01201730    SE 5.0 5.0----1012.2- 5.5-----
01201720    SE 4.0 5.0----1012.5- 5.5-----
01201710   SSE 4.0 4.0----1012.9- 5.5-- 18.18--
01201700   SSE 3.0 4.0----1013.3 -1.2 5.6 5.0----
01201650   SSE 3.0 4.0----1013.5- 5.5-----
01201640   SSE 2.0 3.0----1013.6- 5.5-----
01201630   SSE 3.0 4.0----1013.6- 5.5-----
01201620    SE 3.0 4.0----1013.5- 5.4-----
01201610    SE 4.0 5.0----1013.5- 5.3-- 18.18--
01201600    SE 3.0 4.0----1013.8 -0.3 5.3 5.1----
01201550   SSE 3.0 4.0----1014.1- 5.4-----
01201540   SSE 3.0 3.0----1014.3- 5.3-----
01201530    SE 2.0 3.0----1014.4- 5.3-----
01201520    SE 3.0 3.0----1014.4- 5.3-----
01201510    SE 3.0 3.0----1014.3- 5.3-- 18.18--
01201500    SE 3.0 4.0----1014.4 +0.3 5.3 5.1----
01201450   ESE 4.0 4.0----1014.3- 5.3-----
01201440   ESE 3.0 4.0----1014.4- 5.3-----
01201430   SSE 3.0 3.0----1014.7- 5.3-----
01201420   SSE 3.0 3.0----1014.8- 5.3-----
01201410   SSE 3.0 3.0----1014.6- 5.2-- 18.18--
01201400    SE 3.0 4.0 0.0---1014.4 -0.3 5.2 5.3----
01201350    SE 3.0 4.0----1014.2- 5.2-----
01201340   ESE 3.0 3.0----1014.1- 5.1-----
01201330    SE 3.0 4.0----1014.0- 5.1-----
01201320   ESE 2.0 3.0----1014.0- 5.1-----
01201310   ESE 2.0 3.0----1014.0- 5.1-- 18.16--
01201300    SE 2.0 2.0 0.1---1014.1 -0.5 5.1 5.4----
01201250    SE 2.0 2.0----1014.3- 5.1-----
01201240    SE 2.0 3.0----1014.1- 5.1-----
01201230   SSE 2.0 3.0----1014.2- 5.1-----
01201220   SSE 2.0 3.0----1014.1- 5.0-----
01201210    SE 2.0 3.0----1014.0- 5.0-- 18.16--
01201200   ESE 2.0 2.0 0.1---1014.1 -0.5 5.0 5.3----
01201150    SE 2.0 2.0----1014.3- 5.0-----
01201140    SE 1.0 2.0----1014.6- 5.0-----
01201130    SE 2.0 2.0----1014.6- 5.0-----
01201120   ESE 2.0 3.0----1014.4- 5.0-----
01201110   SSE 2.0 2.0----1014.6- 4.9-- 18.19--
01201100    S 1.0 2.0----1014.8 -0.5 4.9 5.2----
01201050   SSE 1.0 2.0----1014.6- 4.9-----
01201040   SSE 1.0 2.0----1014.6- 4.9-----
01201030    SE 1.0 1.0----1014.5- 4.9-----
01201020    SE 1.0 1.0----1014.4- 4.9-----
01201010   SSE 1.0 2.0----1014.5- 5.0-- 18.16--
01201000   SSE 2.0 2.0----1014.6 -1.2 5.0 5.2----
01200950   SSE 2.0 2.0----1014.7- 5.0-----
01200940   SSE 2.0 2.0----1014.5- 5.0-----
01200930   SSE 2.0 2.0----1014.6- 5.0-----
01200920    SE 2.0 2.0----1014.6- 5.0-----
01200910    SE 2.0 3.0----1014.6- 5.0-- 18.24--
01200900    SE 2.0 3.0 0.0---1014.6 -0.7 5.0 5.0----
01200850    SE 2.0 3.0----1014.7- 5.1-----
01200840    SE 2.0 3.0----1014.9- 5.1-----
01200830   ESE 2.0 3.0----1014.9- 5.0-----
01200820   ESE 3.0 4.0----1014.9- 4.9-----
01200810    E 3.0 4.0----1015.0- 4.9-- 18.24--
01200800    E 3.0 3.0 0.0---1015.3 -0.5 4.9 5.0----
01200750    E 2.0 2.0----1015.4- 4.8-----
01200740    E 1.0 2.0----1015.5- 4.6-----
01200730   - 0.0 0.0----1015.7- 4.6-----
01200720   - 0.0 0.0----1015.7- 4.7-----
01200710   - 0.0 0.0----1015.8- 4.7-- 18.21--
01200700   - 0.0 1.0 0.0---1015.8 -0.2 4.7 4.9----
01200650   WSW 1.0 1.0----1015.8- 4.6-----
01200640   WSW 1.0 2.0----1015.7- 4.6-----
01200630   WSW 2.0 2.0----1015.8- 4.6-----
01200620    SW 2.0 2.0----1015.7- 4.7-----
01200610   - 0.0 2.0----1015.5- 4.7-- 18.18--
01200600   - 0.0 0.0 0.0---1015.3 -0.7 4.7 4.8----
01200550   - 0.0 1.0----1015.1- 4.8-----
01200540   - 0.0 1.0----1015.2- 4.8-----
01200530   - 0.0 0.0----1015.4- 4.8-----
01200520   - 0.0 0.0----1015.5- 4.8-----
01200510   - 0.0 1.0----1015.7- 4.8-- 18.19--
01200500   ESE 1.0 1.0 0.0---1015.8 -0.7 4.9 4.7----
01200450   ESE 1.0 1.0----1015.8- 4.8-----
01200440   ESE 1.0 1.0----1015.9- 4.8-----
01200430    E 1.0 1.0----1016.0- 4.8-----
01200420    E 1.0 2.0----1016.0- 4.7-----
01200410    E 1.0 1.0----1016.0- 4.6-- 18.23--
01200400    E 1.0 1.0 0.0---1016.0 -0.4 4.7 5.1----
01200350    E 1.0 1.0----1016.0- 4.7-----
01200340   - 0.0 1.0----1016.1- 4.7-----
01200330   ESE 1.0 1.0----1016.1- 4.8-----
01200320    E 1.0 1.0----1016.0- 4.7-----
01200310    E 1.0 1.0----1015.9- 4.8-- 18.22--
01200300   ESE 1.0 1.0 0.0---1016.0 -0.3 4.8 5.0----
01200250    SE 1.0 1.0----1016.2- 4.8-----
01200240   ESE 1.0 1.0----1016.3- 4.8-----
01200230   SSE 1.0 1.0----1016.5- 5.0-----
01200220    S 1.0 2.0----1016.5- 5.0-----
01200210    S 2.0 2.0----1016.5- 5.1-- 18.22--
01200200    S 1.0 2.0 0.0---1016.4 +0.3 5.2 4.9----
01200150    S 1.0 2.0----1016.3- 5.2-----
01200140    S 1.0 2.0----1016.2- 5.1-----
01200130   SSW 2.0 2.0----1016.3- 5.2-----
01200120   SSW 1.0 2.0----1016.3- 5.2-----
01200110   SSW 2.0 2.0----1016.3- 5.3-- 18.20--
01200100    S 2.0 2.0 0.0---1016.4 +0.4 5.3 4.8----
01200050    S 2.0 2.0----1016.4- 5.4-----
01200040   SSW 2.0 3.0----1016.4- 5.4-----
01200030   SSW 2.0 3.0----1016.5- 5.3-----
01200020    S 2.0 2.0----1016.5- 5.4-----
01200010    S 2.0 2.0----1016.4- 5.5-- 18.19--
01200000   SSW 2.0 2.0 0.0---1016.4 +0.4 5.2 5.2----
01192350    SW 2.0 3.0----1016.3- 5.1-----
01192340   SSW 2.0 2.0----1016.1- 5.1-----
01192330   SSE 1.0 2.0----1016.0- 5.4-----
01192320    E 1.0 1.0----1016.0- 5.6-----
01192310    E 1.0 2.0----1016.1- 5.7-- 18.16--
01192300   ESE 2.0 2.0 0.0---1016.1 +0.3 5.7 5.2----
01192250    E 2.0 2.0----1016.2- 6.2-----
01192240    E 2.0 2.0----1016.3- 6.2-----
01192230   ENE 2.0 2.0----1016.3- 6.1-----
01192220   ENE 2.0 2.0----1016.1- 6.0-----
01192210    E 2.0 2.0----1016.1- 6.3-- 18.17--
01192200    E 2.0 2.0 0.0---1016.0 +0.0 6.4 5.0----
01192150   ENE 2.0 2.0----1016.0- 6.5-----
01192140   ENE 2.0 3.0----1016.0- 6.6-----
01192130   ENE 2.0 3.0----1016.0- 6.7-----
01192120   ENE 2.0 2.0----1016.0- 6.7-----
01192110    E 2.0 3.0----1016.0- 6.9-- 18.20--
01192100    E 2.0 2.0 0.0---1016.0 -1.3 7.1 5.0----
01192050   ENE 2.0 2.0----1016.1- 7.0-----
01192040   ENE 2.0 3.0----1015.8- 6.7-----
01192030   ENE 2.0 2.0----1016.0- 6.6-----
01192020   ENE 2.0 3.0----1016.0- 6.6-----
01192010   ENE 2.0 3.0----1015.9- 6.5-- 18.23--
01192000    E 3.0 3.0 0.0---1015.8 -2.3 6.9 5.7----
01191950   ENE 2.0 3.0----1015.6- 7.6-----

Ocean Conditions at 44042 as of
1900 GMT on 01/20/2017:

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): 5.01 °C
5-day plot - SalinitySalinity (SAL):18.18 psu
5-day plot - Oxygen Concentration (O2PPM)Oxygen Concentration (O2PPM):10.63 ppm
5-day plot - ChlorophyllChlorophyll (CLCON): 2.27 ug/l
5-day plot - TurbidityTurbidity (TURB): 1 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
01201800 1.0 5.02-18.17-10.90 3.07 1--
01201700 1.0 5.04-18.18-10.87 2.42 1--
01201600 1.0 5.06-18.18-10.82 2.18 1--
01201500 1.0 5.13-18.18-10.77 3.65 1--
01201400 1.0 5.34-18.18-10.67 3.85 1--
01201300 1.0 5.42-18.16-10.68 4.10 1--
01201200 1.0 5.35-18.16-10.71 3.93 1--
01201100 1.0 5.16-18.19-10.78 4.08 1--
01201000 1.0 5.20-18.16-10.80 3.84 1--
01200900 1.0 5.01-18.24-10.85 3.60 1--
01200800 1.0 5.04-18.24-10.81 3.76 1--
01200700 1.0 4.90-18.21-10.85 3.99 1--
01200600 1.0 4.83-18.18-10.91 3.81 1--
01200500 1.0 4.70-18.19-10.90 3.94 1--
01200400 1.0 5.10-18.23-10.86 3.66 1--
01200300 1.0 5.00-18.22-10.88 4.26 1--
01200200 1.0 4.91-18.22-10.88 4.48 1--
01200100 1.0 4.85-18.20-10.91 4.65 1--
01200000 1.0 5.21-18.19-10.91 4.68 1--
01192300 1.0 5.18-18.16-10.94 4.48 1--
01192200 1.0 4.97-18.17-10.98 4.27 1--
01192100 1.0 4.98-18.20-10.90 2.20 1--
01192000 1.0 5.67-18.23-10.70 1.71 1--

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.