Flash Flood, Cloud
- When
- May 20, 6:00 PM CST to 8:00 PM CST
- Where
- Cloud County, Concordia
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 39.480, -97.649 (the zone’s center; the record gives no point)
Flash Flooding in Kansas, May 20, 1999
3 flash flood, as filed by the National Weather Service.
Where it happened
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.
- 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
- 3
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 radar
The Grand Island radar (KUEX), 115 km away, was scanning. The volume nearest the first event began at 00:04 UTC.
Event by event
3 flash flood. Local standard time, as filed.
Flash Flood, Washington
- When
- May 20, 6:45 PM CST to 8:15 PM CST
- Where
- Washington County, Southwest Portion
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 39.784, -97.087 (the zone’s center; the record gives no point)
Flash Flood, Ottawa
- When
- May 20, 6:55 PM CST to 8:00 PM CST
- Where
- Ottawa County, Delphos
- Reported by
- GENERAL PUBLIC
- Coordinates
- 39.133, -97.650 (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
- Flash Flooding and Damaging Winds in Nebraska, May 20, 1999
- Tornado and Hail in Kansas, May 20 to 22, 1999
- Hail and Damaging Winds in Oklahoma, May 20 to 21, 1999
- Tornadoes and Hail in Texas, May 20, 1999
- Tornado in Montana, May 20, 1999
- Hail and Damaging Winds in Kansas, May 20, 1999
- Hail in Florida, May 20, 1999
- Flash Flooding and Hail in Kansas, May 20, 1999
- Tornadoes and Hail in Texas, May 20, 1999
- Hail in Oklahoma, May 20, 1999
- Hail in Kansas, May 20, 1999
- Hail in Texas, May 20, 1999
More
Every storm in Kansas in 1999Every state in 1999This day in weather historyWarnings in Kansas, May 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 2026-09-24. Each event’s entry at NCEI: 5698420, 5698422, 5698421.