Illinois, 1998

Flash Flooding in Illinois, June 29 to 30, 1998

June 29 to 30, 1998 · NWS PAH · 6 events in 6 counties and zones

Thunderstorms that caused major flash flooding to the northwest, especially Franklin and Perry Counties, moved southeast across parts of southeast Illinois. There were reports of flooded roads and near bankful conditions.

Where it happened

Every event with a place to put it; 6 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
$10,000
Crop damage
None recorded
Events
6

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 PAH wrote it up.

Thunderstorms that caused major flash flooding to the northwest, especially Franklin and Perry Counties, moved southeast across parts of southeast Illinois. There were reports of flooded roads and near bankful conditions.

The radar

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

Open the radar archive at this moment

Event by event

6 flash flood. Local standard time, as filed.

Flash Flood, Gallatin

When
June 29, 10:45 PM CST to June 30, 3:00 AM CST
Where
Gallatin County, Shawneetown
Property damage
$10,000
Reported by
EMERGENCY MANAGER
Coordinates
37.763, -88.230 (the zone’s center; the record gives no point)

Flash Flood, Hardin

When
June 29, 10:45 PM CST to June 30, 3:00 AM CST
Where
Hardin County, Elizabethtown
Reported by
EMERGENCY MANAGER
Coordinates
37.518, -88.267 (the zone’s center; the record gives no point)

Flash Flood, Pope

When
June 29, 10:45 PM CST to June 30, 3:00 AM CST
Where
Pope County, Eddyville
Reported by
LAW ENFORCEMENT
Coordinates
37.413, -88.562 (the zone’s center; the record gives no point)

Flash Flood, Saline

When
June 29, 10:45 PM CST to June 30, 3:00 AM CST
Where
Saline County, Harrisburg
Reported by
LAW ENFORCEMENT
Coordinates
37.753, -88.541 (the zone’s center; the record gives no point)

Flash Flood, Union

When
June 29, 11:45 PM CST to June 30, 3:00 AM CST
Where
Union County, Anna
Reported by
LAW ENFORCEMENT
Coordinates
37.471, -89.255 (the zone’s center; the record gives no point)

Flash Flood, Johnson

When
June 29, 11:45 PM CST to June 30, 3:00 AM CST
Where
Johnson County, Vienna
Reported by
LAW ENFORCEMENT
Coordinates
37.460, -88.881 (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 Illinois in 1998Every state in 1998This day in weather historyWarnings in Illinois, June 1998

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: 5659547, 5659548, 5659549, 5659550, 5659635, 5659636.