Flash Flood, Sac
- When
- June 16, 10:00 AM CST to 3:00 PM CST
- Where
- Sac County, Lytton
- Property damage
- $200,000
- Crop damage
- $25,000
- Coordinates
- 42.386, -95.105 (the zone’s center; the record gives no point)
Thunderstorms fired over northwest Iowa. The airmass was tropical in nature with precipitable water values around 2 inches and K indices in the lower 40s.
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.
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 episode as NWS DMX wrote it up.
Thunderstorms fired over northwest Iowa. The airmass was tropical in nature with precipitable water values around 2 inches and K indices in the lower 40s. A warm core upper low pressure was approaching the state from the west. Heavy rainfall resulted. Storms dropped 5 inches of rain between 0900 and 1000 CST near the town of Lytton. A bridge was washed out near Schaller and many roads were many roads were under water.
The Des Moines radar (KDMX), 135 km away, was scanning. The volume nearest the first event began at 15:58 UTC.
1 flash flood. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Iowa in 1996Every state in 1996This day in weather historyWarnings in Iowa, June 1996
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: 5553459.