Station Name: NORTHEAST BRANCH ANACOSTIA RIVER AT RIVERDALE, MD
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 23 feet

Nearest Address:
5199 Riverdale Rd
Riverdale Park, MD 20737
Prince George's County

GPS Coordinates: 38.96025, -76.9259722

Nearby Water Temperatures

Heat Advisory issued June 11 at 3:16PM EDT until June 12 at 8:00PM EDT by NWS Baltimore MD/Washington DC

Effective: Thu June 11, 2026, 3:16 PM
Expires: Thu June 11, 2026, 11:30 PM

* WHAT...For both Heat Advisories, heat index values up to 107. * WHERE...Portions of DC, central, northeast, northern, and southern Maryland, and central and northern Virginia. * WHEN...For the first Heat Advisory, until 8 PM EDT this evening. For the second Heat Advisory, from 11 AM to 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

Severe Thunderstorm Watch issued June 11 at 7:53PM EDT until June 12 at 12:00AM EDT by NWS Baltimore MD/Washington DC

Effective: Thu June 11, 2026, 7:53 PM
Expires: Fri June 12, 2026, 12:00 AM

SEVERE THUNDERSTORM WATCH 317 REMAINS VALID UNTIL MIDNIGHT EDT TONIGHT FOR THE FOLLOWING AREAS IN MARYLAND THIS WATCH INCLUDES 4 COUNTIES IN NORTHEAST MARYLAND CECIL IN SOUTHERN MARYLAND CALVERT CHARLES ST. MARYS IN VIRGINIA THIS WATCH INCLUDES 2 COUNTIES IN CENTRAL VIRGINIA KING GEORGE IN NORTHERN VIRGINIA STAFFORD THIS INCLUDES THE CITIES OF ANDORA, APPLETON, ARKENDALE, BARKSDALE, BAY VIEW, BLAKE, BOHEMIAS MILLS, BRANTWOOD, BROOKFIELD, BROOMES ISLAND, CALIFORNIA, CALLAWAY, CHESAPEAKE BEACH, COVE POINT, DAHLGREN, DAMERON, DRUM POINT, DUNKIRK, FALMOUTH, GARRISONVILLE, GLENDIE, LEXINGTON PARK, LONG BEACH, MOUNT HARMONY, PINEY POINT, RIDGE, ROLLINS FORK, SHILOH, SOTTERLEY, ST. CHARLES, WALDORF, AND WIDEWATER.

Severe Thunderstorm Watch issued June 11 at 7:15PM EDT until June 12 at 12:00AM EDT by NWS Mount Holly NJ

Effective: Thu June 11, 2026, 7:15 PM
Expires: Fri June 12, 2026, 12:00 AM

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 317 IN EFFECT UNTIL MIDNIGHT EDT TONIGHT FOR THE FOLLOWING AREAS IN DELAWARE THIS WATCH INCLUDES 3 COUNTIES IN CENTRAL DELAWARE KENT IN NORTHERN DELAWARE NEW CASTLE IN SOUTHERN DELAWARE SUSSEX IN MARYLAND THIS WATCH INCLUDES 4 COUNTIES IN NORTHEAST MARYLAND CAROLINE KENT QUEEN ANNE'S TALBOT IN NEW JERSEY THIS WATCH INCLUDES 16 COUNTIES IN CENTRAL NEW JERSEY MERCER MONMOUTH IN NORTHERN NEW JERSEY HUNTERDON MIDDLESEX MORRIS SOMERSET SUSSEX WARREN IN SOUTHERN NEW JERSEY ATLANTIC BURLINGTON CAMDEN CAPE MAY CUMBERLAND GLOUCESTER OCEAN SALEM IN PENNSYLVANIA THIS WATCH INCLUDES 10 COUNTIES IN EAST CENTRAL PENNSYLVANIA BERKS LEHIGH NORTHAMPTON IN NORTHEAST PENNSYLVANIA CARBON MONROE IN SOUTHEAST PENNSYLVANIA BUCKS CHESTER DELAWARE MONTGOMERY PHILADELPHIA THIS INCLUDES THE CITIES OF ALLENTOWN, ATLANTIC CITY, BETHLEHEM, BLAIRSTOWN, CAMDEN, CENTREVILLE, CHERRY HILL, CHESTERTOWN, DENTON, DEPTFORD, DOVER, DOYLESTOWN, EAST BRUNSWICK, EASTON, EASTON, EDISON, FLEMINGTON, FREEHOLD, GEORGETOWN, GLASSBORO, HAMMONTON, JIM THORPE, MEDIA, MILLVILLE, MOORESTOWN, MORRISTOWN, MOUNT HOLLY, NEW BRUNSWICK, NEWTON, NORRISTOWN, NORTH BRUNSWICK TOWNSHIP, OCEAN CITY, PENNSVILLE, PERTH AMBOY, PHILADELPHIA, READING, SAYREVILLE, SOMERSET, STROUDSBURG, TOMS RIVER, TRENTON, WEST CHESTER, AND WILMINGTON.