Nebraska, 1996

Flash Flood in Nebraska, August 29, 1996

August 29, 1996 · NWS CYS · 1 event in 1 county or zone

Very heavy rainfall from thunderstorms caused flooding in andaround the Sidney area. Many roads were under water and thecity of Sidney was closed to all traffic for a time between 600PM and 1000PM.

Where it happened

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The toll

Deaths
0
Injuries
0
Property damage
$50,000
Crop damage
$30,000
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 CYS wrote it up.

Very heavy rainfall from thunderstorms caused flooding in andaround the Sidney area. Many roads were under water and thecity of Sidney was closed to all traffic for a time between 600PM and 1000PM. Estimates of around 5 inches of rain were reported. Many basements were flooded.

The radar

The Cheyenne radar (KCYS), 152 km away, was scanning. The volume nearest the first event began at 23:23 UTC.

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Event by event

1 flash flood. Local standard time, as filed.

Flash Flood, Cheyenne

When
August 29, 4:21 PM MST to 8:30 PM MST
Where
Cheyenne County, Sidney
Property damage
$50,000
Crop damage
$30,000
Coordinates
41.220, -102.995 (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 Nebraska in 1996Every state in 1996This day in weather historyWarnings in Nebraska, August 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: 5556595.