Flash flood warning in effect for Darien and area Thursday

A flash flood warning is in effect for southern Connecticut, northeast New Jersey and southest New York from noon Thursday until late Thursday night according to the National Weather Service.  Tropical moisture surging northward from eastern North Carolina and Virginia will move up into the area this afternoon and tonight. Showers and a few thunderstorms will develop by this afternoon and continue into tonight, and the rain may be heavy at times. Average rainfall amounts of 1 1/2 to 2 inches are expected. Any heavy rainfall that occurs within a one to three hour frame may result in flash flooding. The heaviest rainfall is expected in southern Connecticut, New York City, and Long Island.

There is also a coastal flood warning for Fairfield County.

Today
Showers and possibly a thunderstorm, mainly before 3pm, then showers and thunderstorms after 3pm. Some of the storms could produce gusty winds and heavy rain. High near 77. South wind 7 to 11 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Tonight
Showers and thunderstorms. Some of the storms could produce heavy rainfall. Low around 58. West wind 5 to 8 mph becoming northwest after midnight. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Friday
Scattered showers before 8am. Cloudy through mid morning, then gradual clearing, with a steady temperature around 62. Breezy, with a northwest wind 20 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
Friday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 47. Northwest wind 8 to 13 mph.
Saturday
A 30 percent chance of showers, mainly before 3pm. Partly sunny, with a high near 56. West wind 7 to 10 mph.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Mostly cloudy, with a low around 50.