Flash Flood, Monroe
- When
- August 25, 8:30 PM EST to 9:00 PM EST
- Where
- Monroe County, Rochester
- Property damage
- $22,000
- Reported by
- BROADCAST MEDIA
- Coordinates
- 43.165, -77.636 (the zone’s center; the record gives no point)
Flash Flooding in New York, August 25, 1998
Slow moving thunderstorms moved across the Rochester metro area producing two to four inches of rain in just a few hours. Widespread urban flooding occurred.
Where it happened
Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. 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
- $57,000
- Crop damage
- None recorded
- Events
- 2
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.
Slow moving thunderstorms moved across the Rochester metro area producing two to four inches of rain in just a few hours. Widespread urban flooding occurred. The Monroe County Sheriff reported numerous roads closed across the south and southeast suburbs of Rochester.
The radar
The Buffalo radar (KBUF), 93 km away, was scanning. The volume nearest the first event began at 01:32 UTC.
Event by event
2 flash flood. Local standard time, as filed.
Flash Flood, Monroe
- When
- August 25, 9:00 PM EST to 11:30 PM EST
- Where
- Monroe County, Rochester
- Property damage
- $35,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 43.165, -77.636 (the zone’s center; the record gives no point)
What these are
- Flash Flood
- Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Tornadoes and Flood in Michigan, August 25, 1998
- Tornado and Hail in Ohio, August 25, 1998
- Tornadoes and Damaging Winds in Indiana, August 25, 1998
- Damaging Wind in Ohio, August 25, 1998
- Flash Flood in Ohio, August 25, 1998
- Flood in Ohio, August 25 to 27, 1998
- Tornado in Ohio, August 25, 1998
- Flood and Damaging Winds in Ohio, August 25, 1998
- Flash Flood in Ohio, August 25, 1998
- Lightning Strike in Michigan, August 25, 1998
- Damaging Winds and Lightning Strikes in Connecticut, August 25 to 26, 1998
- Flash Flood in Ohio, August 25, 1998
More
Every storm in New York in 1998Every state in 1998This day in weather historyWarnings in New York, August 1998
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 2026-09-24. Each event’s entry at NCEI: 5664148, 5664149.