Henri to leave Northeast Monday night, flood watches remain in effect

Flood watches are in effect from northeastern Pennsylvania to New Hampshire.

Henri continues to churn across the Northeast where heavy rain and flooding are still possible through Monday night.

Flood watches remain in effect from northeastern Pennsylvania to New Hampshire.

The storm made landfall as a tropical storm in Rhode Island early Sunday afternoon, bringing wind gusts up to 70 miles per hour and a storm surge of up to 4 feet to the surrounding regions. Over 9 inches of rain was recorded in Brooklyn, New York. Henri weakened to a tropical depression on Sunday night and will leave the Northeast by Monday night.

Tornado confirmed in Massachusetts

A tornado touched down near Marlborough, Massachusetts, Monday as Henri veered away from the Northeast.

Biden approves emergency declaration for Vermont after New York, Connecticut, Rhode Island

The White House announced Monday that President Joe Biden has approved an emergency declaration for Vermont due to Henri, following his previous approvals for New York, Connecticut and Rhode Island.

Biden ordered federal assistance to supplement state and local response efforts in Vermont due to the emergency conditions resulting from the storm. The move authorizes the Federal Emergency Management Agency (FEMA) to coordinate all disaster relief efforts and provide appropriate assistance for required emergency measures, according to a press release from the White House.

Flash flood watches remain for 8 states

Henri continued to dump rain across the Northeast on Monday morning, as the storm's remnants stalled in eastern New York.

Flash flood watches remain in effect for eight states in the region, from Pennsylvania to New Hampshire. The area could see an additional 2 to 3 inches of rainfall on Monday, according to the National Weather Service.

What's left of Henri is forecast to move east later Monday before heading out of the Northeast by Tuesday.

-ABC News' Max Golembo

Over 53,000 without power in 2 states

More than 53,000 customers across two states were still without power early Monday morning as Henri slowly moved over the New England area.

As of 5 a.m. ET, there were 44,104 customers without power in Rhode Island, where Henri made landfall, while 9,737 were without power in Connecticut, according to data collected by PowerOutage.US.

-ABC News' Will Gretsky.