>RAIN
There will be a convergence of Hannah and the remains of Gustav, increasing the rainfall.
NYC and west, including the lower Hudson can expect 5″ to 7 ” of rain with isolated areas of 8″ to 10″ of rain.
NYC , LI, CT can expect 3-5″ of rain starting Friday evening getting much heavier after midnight.
NYC currently is highly variable depending on changes in the track so expect anywhere from 3 to 7′ with possibility of 8″-10″
Rain in NYC can be as much as 2″ per hour, again, causing fresh water flooding in poor drainage areas. NYC should prepare for at least 4 to 6″ of rainfall.
The periods of heaviest rain will occur Friday night after midnight and Saturday through Sunday morning.
The confidence factor on these rainfall amounts is about 70%.
WIND
LI and CT will have the highest winds around 4 pm on Saturday. Winds are expected sustain at 40mph iwth gusts to 50
NYC, Queens and Brooklyn will have 35 to 45 mph winds with gust up to 50mph
COASTAL FLOODING
Waves are expected to start earlier at 10 ft , east of NYC, increasing to 15ft closer to Montauk on Saturday around 7pm
The storm surge in the NY Bight is expected to be 2 to 3 ft, with 3ft further east including eastern LI