Illinois, 1999

Flooding and Hail in Illinois, June 8, 1999

June 8, 1999 · NWS DVN · 9 events in 4 counties and zones

4 hail, 3 flood, 2 thunderstorm wind, as filed by the National Weather Service.

Where it happened

Every event with a place to put it; 3 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

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
$5,000
Events
9

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 radar

The Quad Cities radar (KDVN), 72 km away, was scanning. The volume nearest the first event began at 18:52 UTC.

Open the radar archive at this moment

Event by event

4 hail, 3 flood, 2 thunderstorm wind. Local standard time, as filed.

Thunderstorm Wind, Carroll

When
June 8, 12:55 PM CST
Where
Carroll County, 1 mi S of Mt Carroll
Measured
61 kt (70 mph)
Crop damage
$3,000
Reported by
NEWSPAPER
Coordinates
42.080, -89.980

Wind-driven nickel sized hail damaged a number of corn fields. Approximately 40 percent of the plants in the field were broken off by the wind and hail. Winds were estimated around 70 mph.

Hail, Carroll

When
June 8, 12:55 PM CST
Where
Carroll County, 1 mi S of Mt Carroll
Measured
0.88 in hail
Crop damage
$3,000
Reported by
NEWSPAPER
Coordinates
42.080, -89.980

Wind-driven nickel sized hail damaged a number of corn fields. Approximately 40 percent of the plants in the field were broken off by the wind and hail. Winds were estimated around 70 mph.

Hail, Carroll

When
June 8, 1:07 PM CST
Where
Carroll County, Savanna
Measured
0.75 in hail
Reported by
LAW ENFORCEMENT
Coordinates
42.080, -90.150

Hail, Jo Daviess

When
June 8, 1:30 PM CST
Where
Jo Daviess County, Hanover
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
42.250, -90.280

Hail, Carroll

When
June 8, 2:52 PM CST
Where
Carroll County, Mt Carroll
Measured
1 in hail
Reported by
AMATEUR RADIO
Coordinates
42.100, -89.980

Thunderstorm Wind, Warren

When
June 8, 3:12 PM CST
Where
Warren County, Roseville
Measured
55 kt (63 mph)
Reported by
LAW ENFORCEMENT
Coordinates
40.730, -90.670

Several trees and power lines downed.

Flood, Warren

When
June 8, 3:44 PM CST
Where
Warren County, 1 mi W of Roseville
Reported by
LAW ENFORCEMENT
Coordinates
40.849, -90.615 (the zone’s center; the record gives no point)

Heavy rain flooded HIghway 116 west of town.

Flood, McDonough

When
June 8, 5:19 PM CST
Where
McDonough County, Blandinsville
Reported by
LAW ENFORCEMENT
Coordinates
40.456, -90.678 (the zone’s center; the record gives no point)

Several roads closed due to flooding.

Flood, Warren

When
June 8, 5:53 PM CST
Where
Warren County, Roseville
Reported by
LAW ENFORCEMENT
Coordinates
40.849, -90.615 (the zone’s center; the record gives no point)

Water over the Highway 67 bridge at 80th Avenue.

What these are

Thunderstorm Wind
Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
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

More

Every storm in Illinois in 1999Every state in 1999This day in weather historyWarnings in Illinois, June 1999

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: 5716379, 5716451, 5716378, 5716372, 5716373, 5716374, 5716375, 5716376, 5716377.