Station Name: Potomac, MD
Station Type: Buoy
Data Source: National Data Buoy Center

Elevation Above Sea Level: 0 feet

Nearest Address:
Offshore
Scotland, MD 20687
Saint Mary's County

GPS Coordinates: 38.033, -76.335

Nearby Water Temperatures

Severe Thunderstorm Watch issued March 16 at 8:15PM EDT until March 17 at 12:00AM EDT by NWS Wakefield VA

Effective: Mon March 16, 2026, 8:15 PM
Expires: Tue March 17, 2026, 12:00 AM

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 71 IN EFFECT UNTIL MIDNIGHT EDT TONIGHT FOR THE FOLLOWING AREAS IN MARYLAND THIS WATCH INCLUDES 4 COUNTIES IN SOUTHEAST MARYLAND DORCHESTER SOMERSET WICOMICO WORCESTER IN NORTH CAROLINA THIS WATCH INCLUDES 9 COUNTIES IN NORTHEAST NORTH CAROLINA BERTIE CAMDEN CHOWAN CURRITUCK GATES HERTFORD NORTHAMPTON PASQUOTANK PERQUIMANS IN VIRGINIA THIS WATCH INCLUDES 42 COUNTIES IN CENTRAL VIRGINIA CHESTERFIELD CITY OF COLONIAL HEIGHTS CITY OF RICHMOND HANOVER HENRICO IN EAST CENTRAL VIRGINIA CHARLES CITY ESSEX KING WILLIAM KING AND QUEEN NEW KENT RICHMOND WESTMORELAND IN EASTERN VIRGINIA LANCASTER MATHEWS MIDDLESEX NORTHAMPTON NORTHUMBERLAND IN NORTH CENTRAL VIRGINIA CAROLINE IN SOUTH CENTRAL VIRGINIA CITY OF HOPEWELL CITY OF PETERSBURG DINWIDDIE PRINCE GEORGE IN SOUTHEAST VIRGINIA ACCOMACK CITY OF CHESAPEAKE CITY OF EMPORIA CITY OF FRANKLIN CITY OF HAMPTON CITY OF NEWPORT NEWS CITY OF NORFOLK CITY OF POQUOSON CITY OF PORTSMOUTH CITY OF SUFFOLK CITY OF VIRGINIA BEACH CITY OF WILLIAMSBURG GLOUCESTER GREENSVILLE ISLE OF WIGHT JAMES CITY SOUTHAMPTON SURRY SUSSEX YORK THIS INCLUDES THE CITIES OF AHOSKIE, BACONS CASTLE, BARHAM, BARNETTS, BAVON, BEACH, BON AIR, BOOTH FORK, BOTTOMS BRIDGE, BOWERS HILL, BOYKINS, BRAYS FORK, BROWNS CORNER, BRYANTOWN, BUFFORD CROSSROADS, BURRUSS CORNER, BUSCH GARDENS, CAMBRIDGE, CAPE CHARLES, CAPE COLONY, CARET, CEDAR FORK, CENTER CROSS, CENTERVILLE, CHAMPLAIN, CHESAPEAKE AIRPORT, CHESTER, CHESTERFIELD, CHINCOTEAGUE, CHIPPOKES STATE PARK, CHRISTENSONS CORNER, CLANCIE, CLARESVILLE, COLONIAL BEACH, COLONIAL HEIGHTS, CORBIN, COURTLAND, COWIE CORNER, CRISFIELD, CROAKER, CURRITUCK, DAWN, DEEP CREEK, DRAGONVILLE, DUNBROOKE, DUNNSVILLE, DURAND, EAGLETOWN, EDENHOUSE, EDENTON, ELIZABETH CITY, EMPORIA, EMPORIA AIRPORT, EMPORIA RESERVOIR, EWELL, EXMORE, FENTRESS, FIVE FORKS, FORT LEE, FRANKLIN, GARYSBURG, GASTON, GATESVILLE, GLEN ALLEN, GLOUCESTER POINT, GREAT BRIDGE, GREEN PLAIN, GREENBACKVILLE, GREENBRIER, GRESSIT, GROVE, GUM FORKS, GWALTNEY CORNER, HAMPTON, HANCOCK, HERTFORD, HOG ISLAND GAME RESERVE, HOPEWELL, HORNTOWN, HORSESHOE, HOWERTONS, HUNTERDALE, IVOR, KILMARNOCK, KING AND QUEEN COURT HOUSE, LANCASTER, LEWISETTA, LILLY, LITTLE PLYMOUTH, MACEDONIA, MASCOT, MATTAPONI, MAVATON, MEADOWVILLE, MECHANICSVILLE, MERRY HILL, MIDLOTHIAN, MIDWAY, MOSELEY, MOUNT PLEASANT, MOUNTCASTLE, NEW CHURCH, NEW KENT AIRPORT, NEW POINT, NEW POINT COMFORT, NEWPORT NEWS, NORFOLK, OCEAN CITY, ONANCOCK, ORAPAX FARMS, PEARY, PETERSBURG, POOLESVILLE, POQUOSON, PORTSMOUTH, PRINCESS ANNE, QUINTON, QUITSNA, REAMS, RICH SQUARE, RICHMOND, ROXBURY, SAINT JOHNS, SALISBURY, SANDSTON, SHARON, SMITHFIELD, SUFFOLK, TALLEYSVILLE, URBANNA, VALHALLA, VIRGINIA BEACH, VULTARE, WAKEFIELD, WARSAW, WAVERLY, WAYSIDE, WEST POINT, WILLIAMSBURG, WINDSOR, AND YORKTOWN.

Wind Advisory issued March 16 at 4:09PM EDT until March 17 at 12:00AM EDT by NWS Baltimore MD/Washington DC

Effective: Mon March 16, 2026, 4:09 PM
Expires: Tue March 17, 2026, 12:00 AM

* WHAT...West winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...The Washington Metropolitan area, northern Virginia, northern and central Maryland as well as southern Maryland. * WHEN...From 8 PM this evening to midnight EDT tonight. A sudden onset of strong winds are expected behind the cold front this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Be prepared for a sudden onset of strong winds this evening.

Severe Thunderstorm Watch issued March 16 at 8:16PM EDT until March 17 at 12:00AM EDT by NWS Baltimore MD/Washington DC

Effective: Mon March 16, 2026, 8:16 PM
Expires: Tue March 17, 2026, 12:00 AM

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 71 IN EFFECT UNTIL MIDNIGHT EDT TONIGHT FOR THE FOLLOWING AREAS IN MARYLAND THIS WATCH INCLUDES 5 COUNTIES IN CENTRAL MARYLAND ANNE ARUNDEL PRINCE GEORGES IN SOUTHERN MARYLAND CALVERT CHARLES ST. MARYS IN VIRGINIA THIS WATCH INCLUDES 1 COUNTY IN CENTRAL VIRGINIA KING GEORGE THIS INCLUDES THE CITIES OF ANNAPOLIS, ARNOLD, BOWIE, CALIFORNIA, CAMP SPRINGS, CHESAPEAKE BEACH, CLINTON, COLLEGE PARK, DAHLGREN, DUNKIRK, GLEN BURNIE, GREENBELT, HUNTINGTOWN, LAUREL, LEXINGTON PARK, LUSBY, NORTH BEACH, ODENTON, PRINCE FREDERICK, SEVERN, SEVERNA PARK, SOUTH GATE, ST. CHARLES, SUITLAND-SILVER HILL, AND WALDORF.