Iowa, 2000

Flash Flooding in Iowa, June 1, 2000

June 1, 2000 · NWS ARX · 2 events in 2 counties and zones

Thunderstorms dropped 3 to 6 inches of rain during the night of May 31 into the early morning hours of June 1, with the heaviest amounts near the Minnesota/Iowa border. Law enforcement officials reported damage to several roads and bridges 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
$365,000
Crop damage
$200,000
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 ARX wrote it up.

Thunderstorms dropped 3 to 6 inches of rain during the night of May 31 into the early morning hours of June 1, with the heaviest amounts near the Minnesota/Iowa border. Law enforcement officials reported damage to several roads and bridges in St. Ansgar and Osage (Mitchell County) as well as the Lime Springs and Cresco areas (Howard County).

The radar

The national radar mosaic for the moment the first event began.

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Event by event

2 flash flood. Local standard time, as filed.

Flash Flood, Mitchell

When
June 1, 12:00 AM CST to 2:00 AM CST
Where
Mitchell County, Countywide
Property damage
$65,000
Crop damage
$75,000
Reported by
LAW ENFORCEMENT
Coordinates
43.356, -92.789 (the zone’s center; the record gives no point)

Flash Flood, Howard

When
June 1, 12:00 AM CST to 2:00 AM CST
Where
Howard County, Countywide
Property damage
$300,000
Crop damage
$125,000
Reported by
LAW ENFORCEMENT
Coordinates
43.357, -92.317 (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 Iowa in 2000Every state in 2000This day in weather historyWarnings in Iowa, June 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: 5151855, 5151856.