Station List

Station 44042 - Potomac, MD

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

Map Type:

Large icon indicates selected station.

Stations with recent data

Stations with no data in last 8 hours
(24 hours for tsunami stations)

Disclaimer

Refresh page every 10 minutes:

Conditions at 44042 as of
(9:36 pm EDT on 07/26/2024)
0136 GMT on 07/27/2024:
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.
Wind Direction (WDIR):	N ( 350 deg true )
Wind Speed (WSPD):	3.9 kts
Wind Gust (GST):	3.9 kts
Wave Height (WVHT):	0.3 ft
Air Temperature (ATMP):	75.6 °F
Water Temperature (WTMP):	81.9 °F
Salinity (SAL):	12.15 psu
Wind Speed at 10 meters (WSPD10M):	3.9 kts
Wind Speed at 20 meters (WSPD20M):	3.9 kts
Combined plot of Wind Speed, Gust, and Air Pressure

Previous observations
TIME (EDT)	WDIR	WSPD kts	GST kts	WVHT ft	DPD sec	APD sec	MWD	PRES in	PTDY in	ATMP °F	WTMP °F	DEWP °F	SAL psu	VIS nmi	TIDE ft
2024-07-26 09:30 pm	N	3.9	5.8	0.3	-	-	-	-	-	75.7	82.0	-	12.12	-	-
2024-07-26 09:24 pm	N	3.9	5.8	0.3	-	-	-	-	-	75.9	82.2	-	12.12	-	-
2024-07-26 09:12 pm	N	3.9	5.8	0.3	-	-	-	-	-	75.9	82.2	-	12.14	-	-
2024-07-26 09:06 pm	NNE	3.9	5.8	0.3	-	-	-	-	-	75.9	82.2	-	12.14	-	-
2024-07-26 09:00 pm	N	3.9	5.8	0.3	-	-	-	-	-	75.9	82.0	-	12.13	-	-
2024-07-26 08:48 pm	N	3.9	5.8	0.3	-	-	-	-	-	75.7	82.0	-	12.13	-	-
2024-07-26 08:42 pm	N	5.8	5.8	0.3	-	-	-	-	-	75.9	82.0	-	12.14	-	-
2024-07-26 08:36 pm	N	3.9	5.8	0.3	-	-	-	-	-	75.9	82.0	-	12.12	-	-
2024-07-26 08:30 pm	N	3.9	5.8	0.3	-	-	-	-	-	76.1	82.0	-	12.11	-	-
2024-07-26 08:24 pm	NNE	3.9	5.8	0.3	-	-	-	-	-	75.9	82.0	-	12.06	-	-
2024-07-26 08:18 pm	NNE	3.9	5.8	0.3	-	-	-	-	-	75.9	82.0	-	12.03	-	-
2024-07-26 08:06 pm	N	5.8	7.8	0.3	-	-	-	-	-	75.9	82.0	-	12.04	-	-
2024-07-26 08:00 pm	N	5.8	7.8	0.3	-	-	-	-	-	75.9	82.0	-	12.02	-	-
2024-07-26 07:54 pm	N	3.9	5.8	0.3	-	-	-	-	-	75.9	82.0	-	12.02	-	-
2024-07-26 07:48 pm	N	5.8	7.8	0.3	-	-	-	-	-	75.9	82.0	-	12.01	-	-
2024-07-26 07:36 pm	N	5.8	7.8	0.3	-	-	-	-	-	75.9	82.4	-	12.02	-	-
2024-07-26 07:30 pm	N	5.8	7.8	0.3	-	-	-	-	-	76.1	82.6	-	12.00	-	-
2024-07-26 07:24 pm	N	5.8	5.8	0.3	-	-	-	-	-	75.9	82.6	-	12.00	-	-
2024-07-26 07:12 pm	N	5.8	7.8	0.3	-	-	-	-	-	76.1	82.8	-	12.00	-	-
2024-07-26 07:06 pm	N	5.8	5.8	0.3	-	-	-	-	-	76.3	82.6	-	12.02	-	-
2024-07-26 07:00 pm	NNE	3.9	5.8	0.3	-	-	-	-	-	76.3	82.8	-	12.05	-	-
2024-07-26 06:54 pm	N	5.8	5.8	0.3	-	-	-	-	-	76.5	82.8	-	12.08	-	-
2024-07-26 06:48 pm	N	5.8	5.8	0.3	-	-	-	-	-	76.5	82.2	-	12.18	-	-
2024-07-26 06:42 pm	N	3.9	5.8	0.3	-	-	-	-	-	76.5	82.2	-	12.19	-	-
2024-07-26 06:36 pm	N	3.9	5.8	0.3	-	-	-	-	-	76.5	82.2	-	12.19	-	-
2024-07-26 06:30 pm	N	3.9	5.8	0.3	-	-	-	-	-	76.6	82.4	-	12.19	-	-
2024-07-26 06:18 pm	N	3.9	5.8	-	-	-	-	-	-	77.0	82.8	-	12.12	-	-
2024-07-26 06:12 pm	N	1.9	3.9	-	-	-	-	-	-	77.2	82.8	-	12.08	-	-
2024-07-26 06:06 pm	NNE	3.9	5.8	-	-	-	-	-	-	76.8	82.8	-	12.10	-	-
2024-07-26 06:00 pm	N	1.9	3.9	0.3	-	-	-	-	-	77.0	82.8	-	12.11	-	-
2024-07-26 05:54 pm	NNE	1.9	3.9	0.3	-	-	-	-	-	77.0	82.6	-	12.12	-	-
2024-07-26 05:48 pm	N	1.9	3.9	0.3	-	-	-	-	-	77.2	82.6	-	12.10	-	-
2024-07-26 05:42 pm	NNE	1.9	3.9	0.3	-	-	-	-	-	76.8	82.4	-	12.12	-	-
2024-07-26 05:36 pm	N	3.9	5.8	0.3	-	-	-	-	-	77.0	82.4	-	12.11	-	-
2024-07-26 05:30 pm	NNE	3.9	5.8	0.3	-	-	-	-	-	77.2	82.4	-	12.11	-	-
2024-07-26 05:24 pm	NNE	1.9	3.9	0.3	-	-	-	-	-	77.2	82.4	-	12.12	-	-
2024-07-26 05:18 pm	NNE	3.9	5.8	0.3	-	-	-	-	-	77.4	82.4	-	12.16	-	-
2024-07-26 05:12 pm	NNE	1.9	3.9	0.3	-	-	-	-	-	77.7	82.4	-	12.19	-	-
2024-07-26 05:06 pm	NNE	1.9	3.9	0.3	-	-	-	-	-	77.7	82.4	-	12.18	-	-
2024-07-26 05:00 pm	NNE	1.9	3.9	0.3	-	-	-	-	-	78.4	82.2	-	12.19	-	-
2024-07-26 04:54 pm	NE	1.9	3.9	0.3	-	-	-	-	-	78.4	82.2	-	12.20	-	-
2024-07-26 04:48 pm	NNE	1.9	1.9	0.3	-	-	-	-	-	78.8	82.2	-	12.21	-	-
2024-07-26 04:42 pm	NNE	1.9	3.9	0.3	-	-	-	-	-	78.6	82.0	-	12.22	-	-
2024-07-26 04:36 pm	NE	1.9	3.9	0.7	-	-	-	-	-	79.0	82.2	-	12.22	-	-
2024-07-26 04:30 pm	N	1.9	3.9	0.7	-	-	-	-	-	79.0	82.2	-	12.22	-	-
2024-07-26 04:24 pm	NE	3.9	5.8	0.7	-	-	-	-	-	77.9	82.0	-	12.21	-	-
2024-07-26 04:12 pm	ENE	1.9	5.8	0.3	-	-	-	-	-	77.5	82.2	-	12.18	-	-
2024-07-26 04:06 pm	ENE	5.8	5.8	0.3	-	-	-	-	-	77.5	82.4	-	12.18	-	-
2024-07-26 04:00 pm	N	3.9	5.8	0.3	-	-	-	-	-	78.3	82.6	-	12.17	-	-
2024-07-26 03:54 pm	NE	1.9	3.9	0.3	-	-	-	-	-	77.5	82.4	-	12.14	-	-
2024-07-26 03:48 pm	NE	3.9	5.8	0.3	-	-	-	-	-	77.4	82.4	-	12.14	-	-

Ocean Conditions at 44042 as of
(9:36 pm EDT on 07/26/2024)
0136 GMT on 07/27/2024:
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):	3.3 ft
Ocean Temperature (OTMP):	81.95 °F
Salinity (SAL):	12.15 psu

Previous observations
TIME (EDT)	DEPTH ft	OTMP °F	COND mS/cm	SAL psu	O2% %	O2PPM ppm	CLCON ug/l	TURB FTU	PH	EH mv
2024-07-26 09:30 pm	3.3	82.08	-	12.12	-	-	-	-	-	-
2024-07-26 09:24 pm	3.3	82.17	-	12.12	-	-	-	-	-	-
2024-07-26 09:12 pm	3.3	82.18	-	12.14	-	-	-	-	-	-
2024-07-26 09:06 pm	3.3	82.15	-	12.14	-	-	-	-	-	-
2024-07-26 09:00 pm	3.3	82.11	-	12.13	-	-	-	-	-	-
2024-07-26 08:48 pm	3.3	82.08	-	12.13	-	-	-	-	-	-
2024-07-26 08:42 pm	3.3	82.08	-	12.14	-	-	-	-	-	-
2024-07-26 08:36 pm	3.3	82.08	-	12.12	-	-	-	-	-	-
2024-07-26 08:30 pm	3.3	82.08	-	12.11	-	-	-	-	-	-
2024-07-26 08:24 pm	3.3	82.08	-	12.06	-	-	-	-	-	-
2024-07-26 08:18 pm	3.3	82.06	-	12.03	-	-	-	-	-	-
2024-07-26 08:06 pm	3.3	82.02	-	12.04	-	-	-	-	-	-
2024-07-26 08:00 pm	3.3	81.99	-	12.02	-	-	-	-	-	-
2024-07-26 07:54 pm	3.3	81.97	-	12.02	-	-	-	-	-	-
2024-07-26 07:48 pm	3.3	81.97	-	12.01	-	-	-	-	-	-
2024-07-26 07:36 pm	3.3	82.36	-	12.02	-	-	-	-	-	-
2024-07-26 07:30 pm	3.3	82.56	-	12.00	-	-	-	-	-	-
2024-07-26 07:24 pm	3.3	82.63	-	12.00	-	-	-	-	-	-
2024-07-26 07:12 pm	3.3	82.67	-	12.00	-	-	-	-	-	-
2024-07-26 07:06 pm	3.3	82.67	-	12.02	-	-	-	-	-	-
2024-07-26 07:00 pm	3.3	82.69	-	12.05	-	-	-	-	-	-
2024-07-26 06:54 pm	3.3	82.67	-	12.08	-	-	-	-	-	-
2024-07-26 06:48 pm	3.3	82.18	-	12.18	-	-	-	-	-	-
2024-07-26 06:42 pm	3.3	82.15	-	12.19	-	-	-	-	-	-
2024-07-26 06:36 pm	3.3	82.24	-	12.19	-	-	-	-	-	-
2024-07-26 06:30 pm	3.3	82.36	-	12.19	-	-	-	-	-	-
2024-07-26 06:18 pm	3.3	82.69	-	12.12	-	-	-	-	-	-
2024-07-26 06:12 pm	3.3	82.72	-	12.08	-	-	-	-	-	-
2024-07-26 06:06 pm	3.3	82.72	-	12.10	-	-	-	-	-	-
2024-07-26 06:00 pm	3.3	82.67	-	12.11	-	-	-	-	-	-
2024-07-26 05:54 pm	3.3	82.65	-	12.12	-	-	-	-	-	-
2024-07-26 05:48 pm	3.3	82.63	-	12.10	-	-	-	-	-	-
2024-07-26 05:42 pm	3.3	82.42	-	12.12	-	-	-	-	-	-
2024-07-26 05:36 pm	3.3	82.47	-	12.11	-	-	-	-	-	-
2024-07-26 05:30 pm	3.3	82.47	-	12.11	-	-	-	-	-	-
2024-07-26 05:24 pm	3.3	82.44	-	12.12	-	-	-	-	-	-
2024-07-26 05:18 pm	3.3	82.44	-	12.16	-	-	-	-	-	-
2024-07-26 05:12 pm	3.3	82.44	-	12.19	-	-	-	-	-	-
2024-07-26 05:06 pm	3.3	82.38	-	12.18	-	-	-	-	-	-
2024-07-26 05:00 pm	3.3	82.29	-	12.19	-	-	-	-	-	-
2024-07-26 04:54 pm	3.3	82.20	-	12.20	-	-	-	-	-	-
2024-07-26 04:48 pm	3.3	82.18	-	12.21	-	-	-	-	-	-
2024-07-26 04:42 pm	3.3	82.13	-	12.22	-	-	-	-	-	-
2024-07-26 04:36 pm	3.3	82.17	-	12.22	-	-	-	-	-	-
2024-07-26 04:30 pm	3.3	82.13	-	12.22	-	-	-	-	-	-
2024-07-26 04:24 pm	3.3	82.09	-	12.21	-	-	-	-	-	-
2024-07-26 04:12 pm	3.3	82.26	-	12.18	-	-	-	-	-	-
2024-07-26 04:06 pm	3.3	82.44	-	12.18	-	-	-	-	-	-
2024-07-26 04:00 pm	3.3	82.51	-	12.17	-	-	-	-	-	-
2024-07-26 03:54 pm	3.3	82.47	-	12.14	-	-	-	-	-	-
2024-07-26 03:48 pm	3.3	82.47	-	12.14	-	-	-	-	-	-

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 prior months and years.

NDBC on Facebook

NOAA on LinkedIn

NDBC on Twitter