TCUAT4

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