Illinois, 1999

Flooding in Illinois, June 13 to 17, 1999

June 13 to 17, 1999 · NWS LOT · 5 events in 5 counties and zones

Rainfall of between 1 and 2 inches had fallen during the last part of the second week of June. This rainfall set the stage for flooding.

Where it happened

Every event with a place to put it; 5 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
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  • Winter weather
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  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
5

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 LOT wrote it up.

Rainfall of between 1 and 2 inches had fallen during the last part of the second week of June. This rainfall set the stage for flooding. Between 4 and 6 inches of rain fell over parts of Ogle, Boone, Dekalb and Mc Henry counties on Sunday June 13. In Boone County, residents along Coon Creek near Belvidere sandbagged homes in the River Reach subdivision. The Bel-Air Country Club was inundated. Residents along Lawrenceville Road and in Jellystone Park were told to leave their homes. Around 60 children at a day camp were taken to a nearby school. Homes were flooded in Capron. The Kiswaukee River at Belvidere crested at 13.9 feet, .3 feet below the record crest. In McHenry County, flooding occurred along the Upper Fox River and Nippersink Creek. It was the worst flooding in 6 years. At Four Colonies Park near Crystal Lake water was knee deep. Homes and streets suffered severe flooding along Nippersink Creek.In Dekalb County there was some flooding of roads and homes. In Winnebago County flooding affected dozens of roads and parks. Some homes were sandbagged in New Milford. In northern Kane County a fire station and school were flooded. A bridge was washed out near Hampshire.

The radar

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

Open the radar archive at this moment

Event by event

5 flood. Local standard time, as filed.

Flood, Boone

When
June 13, 12:00 PM CST to June 17, 12:00 PM CST
Where
Boone forecast zone
Reported by
OFFICIAL NWS OBS.
Coordinates
42.323, -88.823 (the zone’s center; the record gives no point)

Flood, De Kalb

When
June 13, 12:00 PM CST to June 17, 12:00 PM CST
Where
De Kalb forecast zone
Reported by
OFFICIAL NWS OBS.
Coordinates
41.894, -88.770 (the zone’s center; the record gives no point)

Flood, Kane

When
June 13, 12:00 PM CST to June 17, 12:00 PM CST
Where
Kane forecast zone
Reported by
OFFICIAL NWS OBS.
Coordinates
41.939, -88.429 (the zone’s center; the record gives no point)

Flood, McHenry

When
June 13, 12:00 PM CST to June 17, 12:00 PM CST
Where
McHenry forecast zone
Reported by
OFFICIAL NWS OBS.
Coordinates
42.324, -88.452 (the zone’s center; the record gives no point)

Flood, Winnebago

When
June 13, 12:00 PM CST to June 17, 12:00 PM CST
Where
Winnebago forecast zone
Reported by
OFFICIAL NWS OBS.
Coordinates
42.336, -89.161 (the zone’s center; the record gives no point)

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

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: 5708330, 5708331, 5708332, 5708333, 5708334.