Thunderstorm Wind, Allegany
- When
- July 25, 12:30 PM EST
- Where
- Allegany County, Wellsville
- Property damage
- $10,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 42.120, -77.950
Hail and Damaging Winds in New York, July 25, 1999
Severe thunderstorms developed along lake breezes from Lakes Erie and Ontario then crossed parts of western New York and the Finger Lakes Region during the early afternoon hours. The thunderstorms produced nickel-sized hail and brief downpours.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- $58,000
- Crop damage
- None recorded
- Events
- 6
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.
What happened
The episode as NWS BUF wrote it up.
Severe thunderstorms developed along lake breezes from Lakes Erie and Ontario then crossed parts of western New York and the Finger Lakes Region during the early afternoon hours. The thunderstorms produced nickel-sized hail and brief downpours. The downburst winds from the thunderstorms downed trees and limbs.
The radar
The national radar mosaic for the moment the first event began.
Event by event
5 thunderstorm wind, 1 hail. Local standard time, as filed.
Hail, Cattaraugus
- When
- July 25, 1:15 PM EST
- Where
- Cattaraugus County, Olean
- Measured
- 0.88 in hail
- Property damage
- $5,000
- Reported by
- AMATEUR RADIO
- Coordinates
- 42.080, -78.430
Thunderstorm Wind, Orleans
- When
- July 25, 1:35 PM EST
- Where
- Orleans County, Shelby
- Property damage
- $8,000
- Reported by
- NWS STORM SURVEY
- Coordinates
- 43.180, -78.400
Thunderstorm Wind, Genesee
- When
- July 25, 1:40 PM EST
- Where
- Genesee County, Alabama
- Property damage
- $10,000
- Reported by
- NWS STORM SURVEY
- Coordinates
- 43.100, -78.400
Thunderstorm Wind, Wayne
- When
- July 25, 3:10 PM EST
- Where
- Wayne County, Fairville
- Property damage
- $10,000
- Reported by
- NWS STORM SURVEY
- Coordinates
- 43.120, -77.080
Thunderstorm Wind, Allegany
- When
- July 25, 3:15 PM EST
- Where
- Allegany County, Wellsville
- Property damage
- $15,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 42.120, -77.950
What these are
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Flash Flood in Wisconsin, July 25, 1999
- Wildfire in California, July 25 to 27, 1999
- Flash Flood and Hail in Kansas, July 25, 1999
- Damaging Wind in Arkansas, July 25, 1999
- Damaging Winds in Nebraska, July 25, 1999
- Flash Flood and Lightning Strike in Colorado, July 25, 1999
- Hail in Nebraska, July 25, 1999
- Flash Flood and Damaging Winds in Wisconsin, July 25, 1999
- Damaging Wind in Minnesota, July 25, 1999
- Lightning Strike in New Hampshire, July 25, 1999
- Damaging Winds in Georgia, July 25, 1999
- Tornadoes and Hail in Minnesota, July 25, 1999
More
Every storm in New York in 1999Every state in 1999This day in weather historyWarnings in New York, July 1999
Sources
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 2026-10-01. Each event’s entry at NCEI: 5712262, 5712263, 5712264, 5712265, 5712266, 5712267.