1 thunderstorm wind, as filed by the National Weather Service.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Binghamton, NY wrote its last area forecast discussion before the first event at Sep 12, 1:35 PM EST, 2 hours 40 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BINGHAMTON NY 235 PM EDT THU SEP 12 2002 BIG PICTURE...BROAD H5 RIDGE ACROSS WRN TWO THIRDS OF US...WHILE TROUGH EXTENDING DOWN ACROSS NERN US. AS THIS TROUGH LIFTS OUT...H5 FLOW WILL TEMPORARILY FLATTEN...BUT VIGOROUS WAVE EJECTING FROM DEEP ERN PACIFIC TROUGH WILL CARVE OUT ANOTHER H5 TROUGH ACROSS NRN PLAINS BY SAT...WHICH WILL MOVE ACROSS GREAT LAKES AND NERN US DURING THE WEEKEND. SHORT TERM...MODELS IN GOOD AGREEMENT THRU 36 HOURS. SFC RIDGE TO TRACK SOUTH OF CWA OVERNIGHT AND FRIDAY. SOME ISOLATED FROST WAS REPORTED LAST NIGHT...BUT WITH INCREASING TDS AND AND LIGHT WEST WINDS...DO NOT EXPECT ANY TONIGHT. H85 TEMPS RISE TO 10C BY FRIDAY...SO TEMPS SHOULD BE ABOUT 5F WARMER THAN TODAY. WEAK SFC FRONT PUSHES DOWN ACROSS NRN NY...BUT GETS HELD UP BY RIDGE. AVN/ETA PRODUCING SOME PRECIP IN ST. LAWRENCE VALLEY/ADIRRONDACKS WITH THIS FEATURE...HOWEVER EXPECT ONLY EFFECT ON NRN CWA TO BE M/CLDY. NOT MUCH SFC MOISTURE TO WORK WITH ACROSS CNTL/SRN ZONES...SO WILL GO WITH SCT CU THERE. LONG TERM...COLD FRONT ASSOC WITH H5 TROUGH WILL TRACK ACROSS GREAT LAKES SAT...AND INTO NE ON SUN. BOTH ETA AND AVN SHOW REMNANTS OF TROPICAL SYSTEM CURRENTLY IN GULF OF MEX RIDING NORTHWARD AHEAD OF FRONT. MODELS DIFFER IN TIMING AND THUS TRACK OF HEAVIEST PRECIP...WITH THE ETA BEING THE FASTEST...AND THE CANADIAN BEING THE SLOWEST. WILL STICK WITH THE MIDDLE OF THE ROAD AVN...SINCE IT HAS THE BEST PERFORMING MODEL OF LATE. AS SUCH WILL INTRODUCE THE THREAT OF AFTERNOON SHOWERS SAT...AND CONTINUE LKLY POPS THROUGH SUNDAY NIGHT. THIS SYSTEM MAY BRING SOME MUCH NEEDED SOAKING RAIN TO THE REGION. EXTENDED...HIGH PRESSURE BUILDS IN BEHIND COLD FRONT ON MONDAY...AND TEMPS WILL DROP BREIFLY BELOW SEASONABLE NORMS...BUT AS THE HIGH SLIPS OFF THE ERN COAST...A SW FLOW WILL WARM THINGS UP QUICKLY BY MID WEEK. TEMPS...WENT GENERALLY WITH A MAV/FWC BLEND THROUGHOUT...BUT DID LOWER MINS A BIT TONIGHT. .BGM...NONE. CEMPA
The Binghamton radar (KBGM), 98 km away, was scanning. The volume nearest the first event began at 21:15 UTC.
1 thunderstorm wind. Local standard time, as filed.
A tree fell on a pickup truck on Old Route 115 in the town of Lehman. The tree crushed the cab of the truck injuring the two occupants.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Pennsylvania in 2002Every state in 2002This day in weather historyWarnings in Pennsylvania, September 2002
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5317763.