Active Weather Alerts
Flash Flood Warning
Issued: 9:16 PM Jul. 28, 2026 – National Weather Service
The National Weather Service in Sterling Virginia has issued a * Flash Flood Warning for... North Central Anne Arundel County in central Maryland... Southeastern Baltimore County in northern Maryland... Baltimore City in northern Maryland... * Until 815 PM EDT. * At 516 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1.5 inches of rain have fallen. Additional rainfall amounts of 1.5 to 2.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Baltimore... Pikesville... Middle River... Riviera Beach... Sparrows Point... Back River... North Point State Park... Fort Smallwood State Park... Millers Island... Glen Burnie... Dundalk... Towson... Catonsville... Essex... Woodlawn... Parkville... Carney... Perry Hall... Lochearn... Pasadena... PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Move to higher ground now. Act quickly to protect your life. Be aware of your surroundings and do not drive on flooded roads. && FLASH FLOOD...RADAR INDICATED
Severe Thunderstorm Warning
Issued: 9:13 PM Jul. 28, 2026 – National Weather Service
The National Weather Service in Sterling Virginia has issued a * Severe Thunderstorm Warning for... Baltimore City in northern Maryland... North central Anne Arundel County in central Maryland... Southeastern Baltimore County in northern Maryland... * Until 545 PM EDT. * At 513 PM EDT, a severe thunderstorm was located near Baltimore, moving northeast at 10 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Damaging winds will cause some trees and large branches to fall. This could injure those outdoors, as well as damage homes and vehicles. Roadways may become blocked by downed trees. Localized power outages are possible. Unsecured light objects may become projectiles. * Locations impacted include... Baltimore, Pikesville, Middle River, Riviera Beach, North Point State Park, Sparrows Point, Fort Smallwood State Park, Back River, Millers Island, Glen Burnie, Dundalk, Towson, Catonsville, Essex, Parkville, Pasadena, Arbutus, Lake Shore, Rosedale, and Ferndale. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. A Tornado Watch remains in effect until 1000 PM EDT for central and northern Maryland. && HAIL THREAT...RADAR INDICATED; MAX HAIL SIZE...1.00 IN; WIND THREAT...RADAR INDICATED; MAX WIND GUST...60 MPH
Special Marine Warning
Issued: 9:04 PM Jul. 28, 2026 – National Weather Service
The National Weather Service in Sterling Virginia has issued a * Special Marine Warning for... Chesapeake Bay from Pooles Island to Sandy Point MD... Chesapeake Bay from Sandy Point to North Beach MD... Chester River to Queenstown MD... Eastern Bay... Patapsco River including Baltimore Harbor... * Until 630 PM EDT. * At 504 PM EDT, strong thunderstorms were located along a line extending from 26 nm northwest of Middle River to 22 nm northwest of Key Bridge, moving east at 30 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar indicated. IMPACT...Boaters in small craft could be thrown overboard by suddenly higher winds and waves capsizing their vessel. * Locations impacted include... Kent Narrows Bridge, North Point State Park, Chester River, Eastern Bay, Greenbury Point, Shady Side, Sandy Point State Park, Highland Beach, Severn River, Bloody Point Light, Thomas Point Light, Parsons Island, Fort Smallwood State Park, Pinehurst, Gibson Island, Bodkin Point, Miles River, Love Point, Naval Academy, and Baltimore Light. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Tornado Watch remains in effect until 1000 PM EDT for central and northern Maryland...and the adjacent coastal waters. Move to safe harbor until hazardous weather passes. Frequent lightning is occurring with these storms. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. && HAIL...<.75IN; WIND...>34KTS
Tornado Watch
Issued: 8:21 PM Jul. 28, 2026 – National Weather Service
THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 529 UNTIL 10 PM EDT THIS EVENING WHICH REPLACES A PORTION OF SEVERE THUNDERSTORM WATCH 527. THE NEW WATCH IS VALID FOR THE FOLLOWING AREAS THE NEW WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS CHESAPEAKE BAY NORTH OF POOLES ISLAND MD CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA PATAPSCO RIVER INCLUDING BALTIMORE HARBOR CHESTER RIVER TO QUEENSTOWN MD EASTERN BAY CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER PATUXENT RIVER TO BROOMES ISLAND MD TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND
Tornado Watch
Issued: 8:21 PM Jul. 28, 2026 – National Weather Service
THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 529 UNTIL 10 PM EDT THIS EVENING WHICH REPLACES A PORTION OF SEVERE THUNDERSTORM WATCH 527. THE NEW WATCH IS VALID FOR THE FOLLOWING AREAS THE DISTRICT OF COLUMBIA IN MARYLAND THE NEW WATCH INCLUDES 12 COUNTIES IN CENTRAL MARYLAND ANNE ARUNDEL HOWARD MONTGOMERY PRINCE GEORGES IN NORTH CENTRAL MARYLAND CARROLL IN NORTHEAST MARYLAND CECIL IN NORTHERN MARYLAND BALTIMORE BALTIMORE CITY HARFORD IN SOUTHERN MARYLAND CALVERT CHARLES ST. MARYS IN VIRGINIA THE NEW WATCH INCLUDES 12 COUNTIES IN CENTRAL VIRGINIA CITY OF FREDERICKSBURG KING GEORGE SPOTSYLVANIA IN NORTHERN VIRGINIA ARLINGTON CITY OF ALEXANDRIA CITY OF FAIRFAX CITY OF FALLS CHURCH CITY OF MANASSAS CITY OF MANASSAS PARK FAIRFAX PRINCE WILLIAM STAFFORD THIS INCLUDES THE CITIES OF ABERDEEN, ABINGDON, ADAMS MORGAN, ADEN, ALEXANDRIA, ALSOP, ANDORA, ANNANDALE, ANNAPOLIS, APPLETON, ARKENDALE, ARLINGTON, ARNOLD, BALLSTON, BALTIMORE, BARCROFT, BARKSDALE, BAY VIEW, BETHESDA, BLAKE, BOHEMIAS MILLS, BOWIE, BOYDS, BRANTWOOD, BROKENBURG, BROOKFIELD, BROOMES ISLAND, BURKE, BYNUM, CALIFORNIA, CALLAWAY, CATONSVILLE, CHANTILLY, CHERRYDALE, CHESAPEAKE BEACH, CLARKSVILLE, CLINTON, COLLEGE PARK, COLUMBIA, COVE POINT, DAHLGREN, DALE CITY, DAMERON, DRUM POINT, DUNDALK, DUNKIRK, EDGEWOOD, ELDERSBURG, ESSEX, FAIRFAX, FAIRFAX STATION, FALLS CHURCH, FALMOUTH, FELLS POINT, FOUR CORNERS, FREDERICKSBURG, GAITHERSBURG, GAMBER, GARRISONVILLE, GATEWOOD, GERMANTOWN, GLEN BURNIE, GLENDIE, GLENMONT, GREENBELT, HARFORD FURNACE, HICKORY, HISTORIC ELLICOTT CITY, INDEPENDENT HILL, LAKE RIDGE, LANGLEY, LEXINGTON PARK, LONG BEACH, MAGNOLIA, MANASSAS, MANASSAS PARK, MASSAPONAX, MCLEAN, MONTCLAIR, MONTPELIER, MOUNT HARMONY, PARK HEIGHTS, PARKVILLE, PARTLOW, PINEY POINT, POST OAK, RANDALLSTOWN, REAGAN NATIONAL AIRPORT, RESTON, RIDGE, RIDGEWAY, RIVERCREST, ROLLINS FORK, ROSSLYN, SEVERN, SEVERNA PARK, SHILOH, SILVER SPRING, SIMPSONVILLE, SOTTERLEY, SOUTH GATE, SPOTSYLVANIA COURT, ST. CHARLES, SUITLAND-SILVER HILL, TANTALLON, TOWSON, WALDORF, WASHINGTON, WESTMINSTER, WIDEWATER, WOODBRIDGE, WOODLAWN, AND WOODSTOCK.
Small Craft Advisory
Issued: 6:41 PM Jul. 28, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM TO 6 PM EDT WEDNESDAY... * WHAT...For the first Small Craft Advisory, south winds 10 to 15 kt with gusts up to 25 kt. For the second Small Craft Advisory, northwest winds 10 to 15 kt with gusts up to 20 kt expected. * WHERE...Chesapeake Bay and adjoining estuaries north of Drum Point MD, and Tidal Potomac from Cobb Island MD to Smith Point VA. * WHEN...For the first Small Craft Advisory, until 8 PM EDT this evening. For the second Small Craft Advisory, from 6 AM to 6 PM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
Small Craft Advisory
Issued: 6:41 PM Jul. 28, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM TO 6 PM EDT WEDNESDAY... * WHAT...For the first Small Craft Advisory, south winds 10 to 15 kt with gusts up to 25 kt. For the second Small Craft Advisory, northwest winds 10 to 15 kt with gusts up to 20 kt expected. * WHERE...Chesapeake Bay and adjoining estuaries north of Drum Point MD, and Tidal Potomac from Cobb Island MD to Smith Point VA. * WHEN...For the first Small Craft Advisory, until 8 PM EDT this evening. For the second Small Craft Advisory, from 6 AM to 6 PM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
Flood Watch
Issued: 2:25 PM Jul. 28, 2026 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central, northeast, and northern Maryland, including the following areas, in central Maryland, Anne Arundel and Central and Southeast Howard. In northeast Maryland, Cecil. In northern Maryland, Northern Baltimore, Northwest Harford, Southeast Harford and Southern Baltimore. * WHEN...Through late tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Strong to severe thunderstorms are likely to push across the area this afternoon and evening with a humid air mass in place. Very heavy rainfall rates are possible in these storms. These rates could approach 1 to 2 inches per hour, with higher instantaneous rates possible. The most vulnerable locations would be urbanized areas along I-95 as well as areas which have experienced heavy rainfall in recent days. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. &&
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