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Tropical Storm Isaias Update Statement
2020-08-04 17:57:15| National Hurricane Center (Atlantic)
Issued at 1200 PM EDT Tue Aug 4 2020 000 WTNT64 KNHC 041557 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 $$ Forecaster Stewart/Roberts
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