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Tropical Storm Isaias Tropical Cyclone Update
NWS National Hurricane Center Miami FL       AL092020
1200 PM EDT Tue Aug 4 2020
 
...1200 PM EDT POSITION UPDATE...
...STRONG WINDS...HEAVY RAINFALL...AND TORNADOES OCCURRING OVER 
SOUTHERN NEW JERSEY AND SOUTHEASTERN PENNSYLVANIA WILL CONTINUE TO 
SPREAD NORTHWARD ALONG THE MID-ATLANTIC COAST THIS AFTERNOON...


A Weatherflow weather station at Long Beach Island Surf, New Jersey, 
recently reported a sustained wind of 46 mph (74 km/h) and a gust to 
59 mph (94 km/h).

Around 1053 AM EDT, this same weather observing station measured a 
wind gust of 109 mph (176 km/h), which was associated with a 
tornadic thunderstorm. Doppler weather radar data from Ft. Dix, New 
Jersey, indicated Doppler velocities as high as 112 mph (180 km/h) 
at an altitude of 1,590 above ground level at this same location. 
However, this wind is not considered to be representative of 
Isaias' larger wind field.

Also, a Weatherflow observing site located at Rutgers/Little Egg 
Harbor, New Jersey, recently reported a sustained wind of 52 mph 
(84 km/h) and a gust to 70 mph (113 km/h).


SUMMARY OF 1200 PM EDT...1600 UTC...INFORMATION
-----------------------------------------------
LOCATION...39.6N 75.8W
ABOUT 10 MI...20 KM WSW OF WILMINGTON DELAWARE
ABOUT 35 MI...55 KM WSW OF PHILADELPHIA PENNSYLVANIA
MAXIMUM SUSTAINED WINDS...70 MPH...110 KM/H
PRESENT MOVEMENT...NNE OR 25 DEGREES AT 35 MPH...56 KM/H
MINIMUM CENTRAL PRESSURE...993 MB...29.32 INCHES

$$
Forecaster Stewart/Roberts
 
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