Missouri, 2000

Flash Flooding in Missouri, May 7, 2000

May 7, 2000 · NWS LSX · 2 events in 2 counties and zones

Average rainfall amounts of 3 to 5 inches caused flash flooding across the area. In St.

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

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
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 LSX wrote it up.

Average rainfall amounts of 3 to 5 inches caused flash flooding across the area. In St. Charles County, Dardenne Creek flooded closing Highways 40 and N. A baseball park along Highway N was also damaged. Numerous roads across the area were flooded and closed at various times. The majority of damage in the area was flooded basements.

The radar

The St Louis radar (KLSX), 9 km away, was scanning. The volume nearest the first event began at 08:36 UTC.

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Event by event

2 flash flood. Local standard time, as filed.

Flash Flood, St. Charles

When
May 7, 2:30 AM CST to 8:00 AM CST
Where
St. Charles County, Countywide
Reported by
LAW ENFORCEMENT
Coordinates
38.782, -90.675 (the zone’s center; the record gives no point)

Flash Flood, St. Louis

When
May 7, 2:30 AM CST to 8:00 AM CST
Where
St. Louis County, Countywide
Reported by
LAW ENFORCEMENT
Coordinates
38.641, -90.443 (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

More

Every storm in Missouri in 2000Every state in 2000This day in weather historyWarnings in Missouri, May 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: 5144571, 5144572.