New Yorkers in basement apartments were told to be ready to leave and New Jersey’s governor declared a state of emergency after heavy rains in the northeast caused flash flooding, officials said

Governor Phil Murphy declared a state of emergency Monday night as flash flooding across the northern section of New Jersey caused severe trouble. Murphy asked residents to stay indoors and avoid unnecessary travel. “I am declaring a State of Emergency given flash flooding and high levels of rainfall in parts of the state,” he said.

A Level 3 out of 4 risk for flash flooding has been issued, encompassing major I-95 corridor cities such as Baltimore, Washington D.C. and Philadelphia.