Flood, Harrison
- When
- June 21, 12:00 AM CST to June 22, 10:00 PM CST
- Where
- Harrison forecast zone
- Property damage
- $7.5 million
- Crop damage
- $24 million
- Coordinates
- 41.683, -95.817 (the zone’s center; the record gives no point)
Flood in Iowa, June 21 to 22, 1996
Harrison County received record flooding along the Boyer River along the entire reach. From the 19th of June to the 23rd, parts of northwest Iowa upstream from Harrison County was inundated with as much as 13 inches of rain.
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
- $7.5 million
- Crop damage
- $24 million
- 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 OAX wrote it up.
Harrison County received record flooding along the Boyer River along the entire reach. From the 19th of June to the 23rd, parts of northwest Iowa upstream from Harrison County was inundated with as much as 13 inches of rain. Locally, 2 to 5 inches was reported. The heavy rain to the north traveled downstream, in addition to the locally heavy rains, and resulted in local levee breaks near Woodbine and Missouri Valley. Extensive damage to crops, roads, bridges, and culverts were reported.
The radar
The national radar mosaic for the moment the first event began.
Event by event
1 flood. Local standard time, as filed.
What these are
- Flood
- Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Tornado in Michigan, June 21, 1996
- Flash Flood in Michigan, June 21 to 22, 1996
- Flash Flood in Iowa, June 21, 1996
- Flash Flood in Michigan, June 21 to 22, 1996
- Flash Flood in Michigan, June 21 to 22, 1996
- Damaging Wind in Kansas, June 21, 1996
- Tornado in Michigan, June 21, 1996
- Damaging Wind in Kansas, June 21, 1996
- Flash Flood in Michigan, June 21 to 22, 1996
- Flash Flood in Michigan, June 21 to 22, 1996
- Damaging Wind in Kansas, June 21, 1996
- Lightning Strike in Nebraska, June 21, 1996
More
Every storm in Iowa in 1996Every state in 1996This day in weather historyWarnings in Iowa, June 1996
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: 5562445.