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Tropical Storm Isaias causes tornadoes on Eastern Shore, heavy rainfall throughout the state

  • A good samaritan picks up an American flag that had...

    Paul W. Gillespie/Capital Gazette

    A good samaritan picks up an American flag that had been blown down at City Dock. Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • A car splashes through standing water on Level Road in...

    Brian Krista/Baltimore Sun Media Group

    A car splashes through standing water on Level Road in Havre de Grace as rain from Tropical Storm Isaias pounds the area on Tuesday, August 4.

  • City Dock with the sun shining and people visiting after...

    Paul W. Gillespie/Capital Gazette

    City Dock with the sun shining and people visiting after Tropical Storm Isaias came through Annapolis earlier Tuesday morning.

  • Delivery through the rain of storm Isaiah to Bristol Wine...

    Kim Hairston/The Baltimore Sun

    Delivery through the rain of storm Isaiah to Bristol Wine and Spirits on S. Broadway.

  • It was mostly TV crews down at City Dock covering...

    Paul W. Gillespie/Capital Gazette

    It was mostly TV crews down at City Dock covering the storm. Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • It was mostly TV crews down at City Dock covering...

    Paul W. Gillespie/Capital Gazette

    It was mostly TV crews down at City Dock covering the storm. Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • Baltimore City residents fill sandbags provided by the Department of...

    Kim Hairston/Baltimore Sun

    Baltimore City residents fill sandbags provided by the Department of Transportation at Thames Street and Broadway on Monday in preparation for Tropical Storm Isaias. The storm is expected to bring heavy rain to the area Tuesday morning.

  • A man is rescued from his van on Sollers Point...

    Jerry Jackson/Baltimore Sun

    A man is rescued from his van on Sollers Point Road after he drove into high water and stalled.

  • Philadelphia Road in Abingdon is seen flooded by the overflowing...

    Brian Krista/Baltimore Sun Media Group

    Philadelphia Road in Abingdon is seen flooded by the overflowing banks of James Run as rain from Tropical Storm Isaias pounded the area on Tuesday, August 4.

  • The view up Main Street. Tropical Storm Isaias blows through...

    Paul W. Gillespie/Capital Gazette

    The view up Main Street. Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • A man is rescued from his van on Sollers Point...

    Jerry Jackson/Baltimore Sun

    A man is rescued from his van on Sollers Point Road after he drove into high water and stalled.

  • Spa Road, Annapolis resident, Chris McKenna (L) loads sandbags into...

    Jeffrey F. Bill/Capital Gazette

    Spa Road, Annapolis resident, Chris McKenna (L) loads sandbags into his truck with the help of Annapolis Public Works' Travon Williams (R). City of Annapolis offered fill-your-own sandbags at Truxtun Park Kenneth Dunn Municipal Pool parking lot in advance of Tropical Storm Isaias on Monday from 10am to 4pm.

  • Flooding on North Point Road in Baltimore due to storm...

    Jerry Jackson/Baltimore Sun

    Flooding on North Point Road in Baltimore due to storm Isaiah.

  • Scotty Altemus, who works at the Mt. Washington Whole Foods,...

    Barbara Haddock Taylor / Baltimore Sun

    Scotty Altemus, who works at the Mt. Washington Whole Foods, checks the parking lot for flooding as Tropical storm Isaias reaches Baltimore this morning. August 4, 2020

  • A person walks along the Havre de Grace Yacht Basin...

    Brian Krista/Baltimore Sun Media Group

    A person walks along the Havre de Grace Yacht Basin with standing water gathering from Tropical Storm Isaias on Tuesday, August 4.

  • People observe the Jones Falls from the bridge at Meadow...

    Barbara Haddock Taylor / Baltimore Sun

    People observe the Jones Falls from the bridge at Meadow Mill this morning as Tropical storm Isaias reaches Baltimore. August 4, 2020

  • Water streams towards a boat ramp at Otter Point as...

    Brian Krista/Baltimore Sun Media Group

    Water streams towards a boat ramp at Otter Point as rain from Tropical Storm Isaias pounds the area on Tuesday, August 4.

  • Rain water from Tropical Storm Isaias rushes down Otter Point...

    Brian Krista/Baltimore Sun Media Group

    Rain water from Tropical Storm Isaias rushes down Otter Point Road on Tuesday, August 4.

  • The track and turf athletic field at Havre de Grace...

    Brian Krista/Baltimore Sun Media Group

    The track and turf athletic field at Havre de Grace High School is seen flooded following Tropical Storm Isaias on Tuesday, August 4.

  • An Annapolis Department of Public Works employee checks out the...

    Paul W. Gillespie/Capital Gazette

    An Annapolis Department of Public Works employee checks out the City Dock area downtown. Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • Annapolis Public Works' Rob Hannon (L) and Ron matthews (R)...

    Jeffrey F. Bill/Capital Gazette

    Annapolis Public Works' Rob Hannon (L) and Ron matthews (R) help load sandbags into an Annapolis resident's trunk. City of Annapolis offered fill-your-own sandbags at Truxtun Park Kenneth Dunn Municipal Pool parking lot in advance of Tropical Storm Isaias on Monday from 10am to 4pm.

  • A man walks across the parking lot at Meadow Mill...

    Barbara Haddock Taylor / Baltimore Sun

    A man walks across the parking lot at Meadow Mill as Tropical storm Isaias reaches Baltimore this morning. August 4, 2020

  • A truck moves through standing water on Revolution Street in...

    Brian Krista/Baltimore Sun Media Group

    A truck moves through standing water on Revolution Street in Havre de Grace as rain from Tropical Storm Isaias pounds the area on Tuesday, August 4.

  • Cody Owens, who works for Meadowbrook Swim Club, checks the...

    Barbara Haddock Taylor / Baltimore Sun

    Cody Owens, who works for Meadowbrook Swim Club, checks the parking lot for flooding as Tropical storm Isaias reaches Baltimore this morning. August 4, 2020

  • Four-year-old Cody Whipp plays with a toy in the flooded...

    Brian Krista/Baltimore Sun Media Group

    Four-year-old Cody Whipp plays with a toy in the flooded front yard of his family's home along Philadelphia Road in Abingdon following heavy rains from Tropical Storm Isaias on Tuesday, August 4.

  • A large tree limb is seen ripped from its tree...

    Brian Krista/Baltimore Sun Media Group

    A large tree limb is seen ripped from its tree by Havre de Grace High School following Tropical Storm Isaias on Tuesday, August 4.

  • A view of City Dock as Tropical Storm Isaias blows...

    Paul W. Gillespie/Capital Gazette

    A view of City Dock as Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • A view up City Dock as Tropical Storm Isaias blows...

    Paul W. Gillespie/Capital Gazette

    A view up City Dock as Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • Heavy rains hit Baltimore as the effects of storm Isaias...

    Jerry Jackson/Baltimore Sun

    Heavy rains hit Baltimore as the effects of storm Isaias move through Maryland. Water is already getting deep at Caroline and Aliceanna Tuesday about 9 a.m.

  • Some people braved the rain and wind down at City...

    Paul W. Gillespie/Capital Gazette

    Some people braved the rain and wind down at City Dock. Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • A portion of Dock Street is closed due to minor...

    Paul W. Gillespie/Capital Gazette

    A portion of Dock Street is closed due to minor flooding. Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • Some people braved the rain and wind down at City...

    Paul W. Gillespie/Capital Gazette

    Some people braved the rain and wind down at City Dock. Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • Some people braved the rain and wind down at City...

    Paul W. Gillespie/Capital Gazette

    Some people braved the rain and wind down at City Dock. Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • Minor flooding at Aliceanna and Caroline Streets in Baltimore Tuesday...

    Jerry Jackson/Baltimore Sun

    Minor flooding at Aliceanna and Caroline Streets in Baltimore Tuesday morning due to storm Isaiah.

  • Carrie Goltra, left, and Marco Valverde, who work at LaCuchara...

    Barbara Haddock Taylor / Baltimore Sun

    Carrie Goltra, left, and Marco Valverde, who work at LaCuchara restaurant in Meadow Mill, walk back to the restaurant after checking the parking lot for flooding as tropical storm Isaias reaches Baltimore this morning. August 4, 2020

  • A man sits in his stalled van on Sollers Point...

    Jerry Jackson/Baltimore Sun

    A man sits in his stalled van on Sollers Point Road as another car passes a county truck and enters the flooded road.

  • Balt City Fire Deptartment water rescue vehicle at Clipper Mill...

    Barbara Haddock Taylor/Baltimore Sun

    Balt City Fire Deptartment water rescue vehicle at Clipper Mill in Baltimore.

  • A person seek shelter with a car creating splashes on...

    Brian Krista/Baltimore Sun Media Group

    A person seek shelter with a car creating splashes on W. Bel Air Avenue in Aberdeen as rain from Tropical Storm Isaias pounds the area on Tuesday, August 4.

  • A person seek shelter in Aberdeen as rain from Tropical...

    Brian Krista/Baltimore Sun Media Group

    A person seek shelter in Aberdeen as rain from Tropical Storm Isaias pounds the area on Tuesday, August 4.

  • Water from Tropical Storm Isaias surrounds a car on Oak...

    Jerry Jackson/Baltimore Sun

    Water from Tropical Storm Isaias surrounds a car on Oak Street in Dundalk Tuesday morning.

  • A wet pedestrian makes their way around City Dock as...

    Paul W. Gillespie/Capital Gazette

    A wet pedestrian makes their way around City Dock as Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • A gutter overflows in Mt. Washington this morning as Tropical...

    Barbara Haddock Taylor / Baltimore Sun

    A gutter overflows in Mt. Washington this morning as Tropical storm Isaias reaches Baltimore. August 4, 2020

  • Baltimore City residents fill sandbags at Thames Street and Broadway.

    Kim Hairston/Baltimore Sun

    Baltimore City residents fill sandbags at Thames Street and Broadway.

  • Annapolis Emergency Management Coordinator, Hannah Thomas, (L) helps load sandbags...

    Jeffrey F. Bill/Capital Gazette

    Annapolis Emergency Management Coordinator, Hannah Thomas, (L) helps load sandbags into Bay Ridge area resident, Tina Wiesner's trunk (R). City of Annapolis offered fill-your-own sandbags at Truxtun Park Kenneth Dunn Municipal Pool parking lot in advance of Tropical Storm Isaias on Monday from 10am to 4pm.

  • Annapolis Public Works' Travon Williams (L) and matthew Contee (R)...

    Jeffrey F. Bill/Capital Gazette

    Annapolis Public Works' Travon Williams (L) and matthew Contee (R) fill sandbags for pick-up. City of Annapolis offered fill-your-own sandbags at Truxtun Park Kenneth Dunn Municipal Pool parking lot in advance of Tropical Storm Isaias on Monday from 10am to 4pm.

  • The track and turf athletic field at Havre de Grace...

    Brian Krista/Baltimore Sun Media Group

    The track and turf athletic field at Havre de Grace High School is seen flooded following Tropical Storm Isaias on Tuesday, August 4.

  • Annapolis residents line up to get 10 free sandbags to...

    Jeffrey F. Bill/Capital Gazette

    Annapolis residents line up to get 10 free sandbags to prepare for possible flooding. City of Annapolis offered fill-your-own sandbags at Truxtun Park Kenneth Dunn Municipal Pool parking lot in advance of Tropical Storm Isaias on Monday from 10am to 4pm.

  • Baltimore City residents fill sandbags provided by the Department of...

    Kim Hairston/Baltimore Sun

    Baltimore City residents fill sandbags provided by the Department of Transportation at Thames Street and Broadway on Monday in preparation for Tropical Storm Isaias. The storm is expected to bring heavy rain to the area Tuesday morning.

  • A maintenance vehicle pushes water and debris from Philadelphia Road...

    Brian Krista/Baltimore Sun Media Group

    A maintenance vehicle pushes water and debris from Philadelphia Road in Abingdon as the overflowing banks of Bynum Run flooded the road following heavy rains from Tropical Storm Isaias on Tuesday, August 4.

  • An umbrella provides a little cover for a pedestrian walking...

    Paul W. Gillespie/Capital Gazette

    An umbrella provides a little cover for a pedestrian walking past the Market House. Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • A motorist moves through standing water on Revolution Street in...

    Brian Krista/Baltimore Sun Media Group

    A motorist moves through standing water on Revolution Street in Havre de Grace as rain from Tropical Storm Isaias pounds the area on Tuesday, August 4.

  • An umbrella provides a little cover for a pedestrian walking...

    Paul W. Gillespie/Capital Gazette

    An umbrella provides a little cover for a pedestrian walking past the Market House. Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • Acting Annapolis Mayor, Rhonda Pindell Charles (R) and Emergency Management...

    Jeffrey F. Bill/Capital Gazette

    Acting Annapolis Mayor, Rhonda Pindell Charles (R) and Emergency Management Coordinator, Hannah Thomas (L) discuss the city's plan to prepare for possible flooding caused by Tropical Storm, Isaias. City of Annapolis offered fill-your-own sandbags at Truxtun Park Kenneth Dunn Municipal Pool parking lot in advance of Tropical Storm Isaias on Monday from 10am to 4pm.

  • Spa Road, Annapolis resident, Chris McKenna loads sandbags into his...

    Jeffrey F. Bill/Capital Gazette

    Spa Road, Annapolis resident, Chris McKenna loads sandbags into his truck. City of Annapolis offered fill-your-own sandbags at Truxtun Park Kenneth Dunn Municipal Pool parking lot in advance of Tropical Storm Isaias on Monday from 10am to 4pm.

  • The Baltimore Department of Transportation makes sand and sandbags available...

    Kim Hairston/The Baltimore Sun

    The Baltimore Department of Transportation makes sand and sandbags available in Fells Point Monday for all city residents in anticipation of potential flooding from storm Isaias.

  • The effects of storm Isaiah in Fells Point Tuesday morning...

    Kim Hairston/The Baltimore Sun

    The effects of storm Isaiah in Fells Point Tuesday morning around 9 a.m.

  • Water in the Jones Falls rises near Meadow Mill as...

    Barbara Haddock Taylor / Baltimore Sun

    Water in the Jones Falls rises near Meadow Mill as Tropical storm Isaias reaches Baltimore this morning. August 4, 2020

  • Shovels and sandbags are at the ready for Annapolis residents...

    Jeffrey F. Bill/Capital Gazette

    Shovels and sandbags are at the ready for Annapolis residents who are permitted 10 bags. City of Annapolis offered fill-your-own sandbags at Truxtun Park Kenneth Dunn Municipal Pool parking lot in advance of Tropical Storm Isaias on Monday from 10am to 4pm.

  • Storm Isaiah brings rain in Mt. Washington. A view from...

    Barbara Haddock Taylor/Baltimore Sun

    Storm Isaiah brings rain in Mt. Washington. A view from the Smith Ave. bridge in Baltimore at 8:45 Tuesday morning.

  • Keith Williams ties sandbags he filled to protect the Family...

    Kim Hairston/Baltimore Sun

    Keith Williams ties sandbags he filled to protect the Family Recovery Program in the 1200 block of N. Rose Street.

  • Tropical Storm Isaias took down a tree on Cathedral Street...

    Paul W. Gillespie/Capital Gazette

    Tropical Storm Isaias took down a tree on Cathedral Street in Annapolis Tuesday morning.

  • Water rushes around pilings under the JFX at Meadow Mil...

    Barbara Haddock Taylor / Baltimore Sun

    Water rushes around pilings under the JFX at Meadow Mil as Tropical storm Isaias reaches Baltimore this mroning. August 4, 2020

  • Tropical Storm Isaias took down a tree on Cathedral Street...

    Paul W. Gillespie/Capital Gazette

    Tropical Storm Isaias took down a tree on Cathedral Street in Annapolis Tuesday morning.

  • The view up Main Street as Tropical Storm Isaias blows...

    Paul W. Gillespie/Capital Gazette

    The view up Main Street as Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • The American flag blows in the wind at Memorial City...

    Paul W. Gillespie/Capital Gazette

    The American flag blows in the wind at Memorial City in Annapolis. Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • Water pours into the Jones Falls at Meadow Mill as...

    Barbara Haddock Taylor / Baltimore Sun

    Water pours into the Jones Falls at Meadow Mill as Tropical storm Isaias reaches Baltimore this morning. August 4, 2020

  • From left, Robert Lagroome and Anthony Horsey, both of Hanlon...

    Kim Hairston/Baltimore Sun

    From left, Robert Lagroome and Anthony Horsey, both of Hanlon Park, fill sandbags provided by the Department of Transportation at Thames Street and Broadway on Monday in preparation for Tropical Storm Isaias.

  • Annapolis Emergency Management Coordinator, Hannah Thomas discusses the city's plan...

    Jeffrey F. Bill/Capital Gazette

    Annapolis Emergency Management Coordinator, Hannah Thomas discusses the city's plan to prepare for possible flooding caused by Tropical Storm, Isaias. City of Annapolis offered fill-your-own sandbags at Truxtun Park Kenneth Dunn Municipal Pool parking lot in advance of Tropical Storm Isaias on Monday from 10am to 4pm.

  • Water has difficulty moving down a drain along Route 40...

    Brian Krista/Baltimore Sun Media Group

    Water has difficulty moving down a drain along Route 40 in Aberdeen as rain from Tropical Storm Isaias pounds the area on Tuesday, August 4.

  • Monica Heinlein, of Medwick Garth, joins Baltimore City residents filling...

    Kim Hairston/Baltimore Sun

    Monica Heinlein, of Medwick Garth, joins Baltimore City residents filling sandbags provided by the Department of Transportation at Thames Street and Broadway on Monday. The storm is expected to bring heavy rain to the area Tuesday morning.

  • Annapolis Public Works' Travon Williams (L) and matthew Contee (R)...

    Jeffrey F. Bill/Capital Gazette

    Annapolis Public Works' Travon Williams (L) and matthew Contee (R) fill sandbags for pick-up. City of Annapolis offered fill-your-own sandbags at Truxtun Park Kenneth Dunn Municipal Pool parking lot in advance of Tropical Storm Isaias on Monday from 10am to 4pm.

  • A car makes its way through flooding at City Dock....

    Paul W. Gillespie/Capital Gazette

    A car makes its way through flooding at City Dock. Tropical Storm Isaias blows through Annapolis Tuesday morning.

  • A motorist moves through standing water on Revolution Street in...

    Brian Krista/Baltimore Sun Media Group

    A motorist moves through standing water on Revolution Street in Havre de Grace as rain from Tropical Storm Isaias pounds the area on Tuesday, August 4.

  • Ducks in Fells Point Tuesday morning as rain moves through...

    Kim Hairston/The Baltimore Sun

    Ducks in Fells Point Tuesday morning as rain moves through Maryland from storm Isaiah.

  • This pedestrian is ready with a paddle, he just needs...

    Paul W. Gillespie/Capital Gazette

    This pedestrian is ready with a paddle, he just needs a boat at City Dock. Tropical Storm Isaias blows through Annapolis Tuesday morning.

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Tornadoes were spotted in Southern Maryland and on the Eastern Shore Tuesday morning as the National Weather Service after Tropical Storm Isaias brought heavy rainfall and wind Tuesday morning.

The National Weather Service wrote at 11:23 a.m. that Isaias was “quickly moving away” from Maryland and that strong winds and rainfall should end over the next few hours.

When the storm first made landfall early Tuesday, officials began reporting isolated tornadoes in some areas of the Eastern Shore and southern Maryland, leading to some downed trees causing damage to nearby homes.

According to the National Weather Service, a trained spotter reported a tornado touched down in Callaway, Maryland at 6:46 a.m. and that multiple trees were reported down, falling on to cars in the area. The report corrected a previous release that said a tornado was spotted in California, Maryland at the same time.

At 6:01 a.m., a tornado was spotted near Vienna in Dorchester County heading north at 35 mph, the National Weather Service confirmed.

At 7:20 a.m., NWS wrote a radar-confirmed tornado was spotted north of Girdletree in Worcester County heading north at 65 mph.

In Salisbury in Wicomico County, the city’s fire department is reporting multiple trees and power lines down, including at least two trees that struck homes.

NWS wrote at 8:40 a.m. that the storm was moving north-northeast at 33 mph and “will exit the Chesapeake Bay by midday.” Rainfall was forecast to be around three to six inches, with the highest amounts “expected over the I-95 corridor through early afternoon.”

Around 10:30 a.m. Tuesday, 17,329 BGE customers in Anne Arundel County were without power, the most of any jurisdiction in the state. Baltimore City as well as a handful of other counties also reported isolated power outages.

Parts of Maryland were under a tornado watch until noon, including Anne Arundel, Baltimore, Harford, Calvert, St. Mary’s, Caroline, Cecil, Kent, Queen Anne’s and Talbot counties along with Baltimore city. The watch cautioned about the possibility of a few tornadoes, isolated hail the size of small marbles and isolated gusts up to 65 mph.

Isaias, a storm on a path to sweep up the length of the East Coast, was upgraded to a Category 1 hurricane late Monday night shortly before it made landfall in the Carolinas, the National Weather Service said. It was downgraded back to a tropical storm shortly after 4 a.m.

“Tropical storm conditions [winds to 40 mph or greater] are possible as far west as I-95 given lingering track uncertainty, but more likely closer to Southern Maryland’s bay shore,” weather service meteorologists said.

Parts of Southern Maryland and the Eastern Shore could see gusts of wind up to 60 mph Tuesday, with sustained winds ranging from 30 mph to 40 mph, Chris Strong, a meteorologist with the National Weather Service, said Sunday.

He said Isaias (pronounced ees-ah-EE-ahs) could bring tropical storm conditions to the state, with current forecasts suggesting that Southern Maryland and the Eastern Shore are the most at risk. Local flooding and heavy rainfall are concerns, especially in those areas, Strong said.

The Maryland Transportation Authority tweeted at 4:42 a.m. to be prepared for wind warnings, restrictions and the potential for temporary traffic holds at MDTA bridges.

Isaias made landfall near Ocean Isle Beach, North Carolina, according to the National Hurricane Center. The hurricane touched down just after 11 p.m. Monday with maximum sustained winds of 85 mph.

Maryland’s counties and municipalities spent Monday making preliminary preparations, checking forecasts to see whether the storm will stay inland or move back out to sea.

Howard County Executive Calvin Ball said the emergency management team was “closely monitoring” the storm.

“We understand that any storm can cause anxiety for our residents and businesses — especially those in Historic Ellicott City,” he said in an emailed statement. “We are proactively working with Howard EcoWorks to inspect and remove debris from channels in the Ellicott City Watershed.”

Lt. Kevin Simmons, the director of the Annapolis Office of Emergency Management, said city officials spoke with the state Sunday about storm preparation in anticipation of heavy rainfall Monday night into Tuesday.

He said the city was reviewing its planning operations ahead of the hurricane season, as the COVID-19 pandemic may require changes to mass shelter plans to be compliant with current social distancing guidelines.

He added that the city has updated its 400-person roster of vulnerable residents to make sure it can contact the elderly and bedridden residents who may need help if the storm knocks out power for several days.

“People have a lot of things etched in their minds right,” Simmons said. “But you also have to know that we’re in hurricane season as well, so you have to make sure you have [an emergency] kit.”

Most of the state has a “slight,” or 10% chance of seeing some flash flooding, according to the National Hurricane Center. Parts of Western Maryland are less at risk, with only a 5% risk.

The U.S. Army Corps of Engineers announced Saturday that its Emergency Operations Center has been activated to prepare for potential impacts from the hurricane in Maryland, primarily with efforts to reduce the risk of flooding in the region.

The Maryland Emergency Management Agency activated its pre-landfall planning team in anticipation of the tropical storm.

The Maryland Department of Transportation State Highway Administration spent Monday clearing ditches, pipes and inlets to ensure proper drainage.

MDOT SHA’s Coordinated Highways Accident Response Team, C.H.A.R.T Emergency Patrols, planned to be out during the storm assisting motorists.

Meteorologists at the weather service’s forecast office that covers Maryland’s lower Eastern Shore said the track “will have big implications” for areas from Virginia Beach to Ocean City and the lower Delmarva Peninsula.

They said the main impacts in those areas are expected to be heavy rain and gusty winds Monday night into Tuesday afternoon, but added there is still uncertainty depending on Isaias’ path.

Regardless of its exact track, Isaias is expected to take a path that is unusual for a tropical cyclone — especially one with hurricane strength — at this time of year. If hurricanes reach Maryland or points north, it is typically not until September or October. But waters up and down the Eastern Seaboard are unusually warm.

Isaias is the latest storm in a hurricane season that has repeatedly set records for its early activity. It is the earliest ninth named storm to form in the Atlantic on record. There are a dozen named storms during an entire Atlantic hurricane season, on average.

This season’s 10th storm, to be named Josephine, is likely to be record-setting, too, if it comes before Aug. 22, the day Jose formed in 2005.

Baltimore Sun reporters Hallie Miller and Phil Davis contributed to this article.