3 thunderstorm wind, 1 lightning, as filed by the National Weather Service.
Every event with a place to put it; 3 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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 Aug 3, 8:45 AM EST, 3 hours 29 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BINGHAMTON NY 945 AM EDT FRI AUG 3 2001 MODELS SEEM TO HAVE A DECENT HANDLE ON THE SITUATION. MODELS PROG GOOD UPPER DIV TO MOVE ACROSS THE AREA THIS AFTERNOON COURTESY OF UPPER JS DEPARTING NEW ENGLAND. THIS WILL BE MOVING OVER AN AIRMASS THAT IS QUITE JUICY AHEAD OF THE COLD FRONT WITH DEW POINTS RANGING FROM THE MIDDLE 60S SOUTH TO LOWER 70S NORTH. SFC STREAMLINES INDICATE THE FRONTAL CONVERGENCE STRETCHES FROM THE SRN ADIRONDACKS THROUGH THE LK ONT PLAIN BACK TO ERN OH. PCPN CURRENTLY OVER NW PA IS MOVING SLOWLY SWD BUT EXPECT WHEN UPPER DYNAMICS KICK IN LATER THIS AFTERNOON...PCPN SHOULD EXPAND/DEVELOP NWD ALONG THE FRONTAL ZONE. WILL TWEAK ZONES SLIGHTLY TO CLEAN UP MORNING WORDING FOR THE AFTERNOON BUT THE OVERALL DISTRIBUTION OF POPS WILL BE RETAINED. IN THE SPIRIT OF THE CURRENT FORECAST WILL GO SCATTERED NORTH FOR THE AFTERNOON AND USE 40 POPS. .BGM...NONE. SPORER
The Albany radar (KENX), 79 km away, was scanning. The volume nearest the first event began at 22:53 UTC.
3 thunderstorm wind, 1 lightning. Local standard time, as filed.
Newspaper reports indicate that lightning struck a house but caused no significant damage.
Newspaper reports indicate that several small trees and limbs fell down during a thunderstorm. Some also brought down power lines and caused power outages.
Newspaper reports indicate that a tree off Route 44 caught fire due to a lightning strike.
Emergency management reported trees and wires blown down by thunderstorm winds in Forestport, Remsen, and Deerfield.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in New York in 2001Every state in 2001This day in weather historyWarnings in New York, August 2001
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: 5263908, 5263907, 5263909, 5263906.