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 Albany, NY wrote its last area forecast discussion before the first event at May 12, 1:30 PM EST, 1 minute earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE ALBANY NY 230 PM EDT SAT MAY 12 2001 .DISC...SCT TSRA HAV DVLPD ACRS THE RGN IN MODEST CAPE/WIND ENVIRONMENT. RADAR DERIVED WINDS INDICATG FEW SPOTS OF 36-50 KTS AT .5 DEG. VIL DENS GENL BLO 1 SO FAR. ACTVTY HAS NOT INTENSIFIED DRG PAST HR. G-38 KT KALB. SOME WIND GUST POT 40 KT+ NEXT 2 HRS E OF HDSN RVR. WL INCLUDE ERLY EVE PCPN MOST PLACES BUT ADJUST POPS ONE WAY OR THE OTHER. SUN LOOKS GOOD. WK SHORT WAV DROPS THRU THE RGN MON. POPS LOW...AMS REL DRY. WL MENTION SPRINKLES MTNS. .ALY...NONE.
The Albany radar (KENX), 56 km away, was scanning. The volume nearest the first event began at 18:33 UTC.
1 thunderstorm wind. Local standard time, as filed.
A cold front produced scattered thunderstorms on the afternoon of May 12. One of the storms became briefly severe as it moved across Stephentown in Rensselaer County. Winds from the storm brought wires down and blew a chimney off a house.
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, May 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: 5242691.