The National Weather Service center in Gray issued a flash flood watch that encompasses most of the bottom half of the state that started around noon Wednesday.
A storm system that is expected to bring “torrential downpours” and thunderstorms will begin this afternoon and last at least through the evening.
Portions of Franklin, Somerset, Oxford, Cumberland, Waldo, York and Androscoggin counties are included in the flash flood watch.
Very heavy rainfall is expected at times, according to the watch issued this morning and could possibly bring 2 to 4 inches of rain to the affected areas by Thursday morning.
Counties in southeast New Hampshire are also under a flash flood watch.