Flash Flood, Union
- When
- August 27, 7:20 PM EST to 8:10 PM EST
- Where
- Union County, Central Portion
- Reported by
- TRAINED SPOTTER
- Coordinates
- 40.660, -74.309 (the zone’s center; the record gives no point)
Flash Flood in New Jersey, August 27, 2000
Heavy showers moved very slowly east across Central Union County. 5 to 2 inches per hour for at least 2 consecutive hours through 8:20 pm EDT.
Where it happened
Every event with a place to put it; 1 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
- None recorded
- Crop damage
- None recorded
- Events
- 1
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 OKX wrote it up.
Heavy showers moved very slowly east across Central Union County. National Weather Service (NWS) radar estimated rainfall rates of 1.5 to 2 inches per hour for at least 2 consecutive hours through 8:20 pm EDT. Estimated rainfall amounts of 3.5 to 4 inches resulted in serious widespread flooding of low lying and poor drainage areas. NWS Skywarn Spotters reported cars that were submerged and floating in moving water near Route 22 in North Plainfield at 8:20 pm, people trapped in cars between Garwood and Westfield near South Ave. at 8:45 pm and severe street flooding in Cranford at 9:10 pm EDT.
The radar
The national radar mosaic for the moment the first event began.
Event by event
1 flash flood. Local standard time, as filed.
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
- Heat in Missouri, August 27 to 31, 2000
- Damaging Wind in Indiana, August 27, 2000
- Damaging Wind and Lightning Strike in Maryland, August 27, 2000
- Damaging Wind in Illinois, August 27, 2000
- Damaging Wind in Georgia, August 27, 2000
- Lightning Strike in Georgia, August 27, 2000
- Damaging Wind in Indiana, August 27, 2000
- Damaging Wind in Alabama, August 27, 2000
- Flash Flooding and Hail in West Virginia, August 27, 2000
- Flash Flooding and Flood in Virginia, August 27 to 28, 2000
- Hail and Damaging Winds in Ohio, August 27, 2000
- Damaging Wind in Indiana, August 27, 2000
More
Every storm in New Jersey in 2000Every state in 2000This day in weather historyWarnings in New Jersey, August 2000
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: 5169538.