Alert archive / Illinois / Flash Flood Warnings in 1996
Flash Flood Warning 2, NWS Chicago, IL
NWS Chicago, IL issued this flash flood warning at May 28, 1996, 11:14 AM CDT for Ogle County, Winnebago County, Illinois. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 28, 1996, 11:14 AM CDT (16:14 UTC)
- Expired
- May 28, 1996, 3:15 PM CDT
- In force
- 4 hr
- Issued by
- NWS Chicago, IL
- Area
- Whole counties
Counties Ogle County, IL, Winnebago County, IL
The radar
The Milwaukee radar (KMKX), 103 km from the middle of the area, began a volume at 16:15 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 4.2 hours before the alert went out and 122 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 531 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 102 m²/s²
- 0-3 km storm-relative helicity
- 132 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCHI 281619 FFWCHI ILC141-201-282015- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE CHICAGO IL 1114 AM CDT TUE MAY 28 1996 THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 315 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTH CENTRAL ILLINOIS ...OGLE COUNTY...WINNEBAGO COUNTY AT 1110 AM NATIONAL WEATHER SERVICE RADAR WAS SHOWING A LARGE AREA OF RAIN OVER NORTH CENTRAL ILLINOIS. THE ROCKFORD AIRPORT HAD RECEIVED OVER 3.3 INCHES OF RAIN BETWEEN 700 AND 1100 AM. RADAR ESTIMATES EVEN MORE RAIN HAS FALLEN JUST TO THE EAST OF THE AIRPORT. SOME OF THE COMMUNITIES RECEIVING THE MOST RAIN WERE CHERRY VALLEY...NEW MILFORD... MONROE CENTER...AND DAVIS JUNCTION. HEAVY RAIN WILL CONTINUE ACROSS WINNEBAGO AND OGLE COUNTIES THROUGH 100 PM. MANY STREETS AND STREAMS WERE ALREADY FLOODED IN SOUTHEAST WINNEBAGO AND NORTHEAST OGLE COUNTIES. THE ADDITIONAL RAINS INTO EARLY AFTERNOON WILL CAUSE THE FLOOD WATERS TO CONTINUE TO RISE. DON'T DRIVE ACROSS FLOODED ROADS! MOST FLASH FLOOD DEATHS OCCUR IN VEHICLES. IF YOU LIVE NEAR A STREAM...MOVE TO HIGHER GROUND. TAYLOR
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, May 28, 5:46 AM CDT, 5 hours 28 minutes before
ILZ003>006-008-010>014-019>023-032-033-039-INZ001-281600- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHICAGO IL 600 AM CDT TUE MAY 28 1996 THIS OUTLOOK PERTAINS TO THE FOLLOWING COUNTIES IN NORTHERN ILLINOIS: BOONE-COOK-DE KALB-DU PAGE-FORD-GRUNDY-IROQUOIS-KANE-KANKAKEE- KENDALL-LA SALLE-LAKE-LEE-LIVINGSTON-MCHENRY-OGLE-WILL-WINNEBAGO- AND LAKE COUNTY IN INDIANA INCLUDING THE CITIES OF AURORA...BELVIDERE...CHICAGO...DE KALB... DIXON...GARY IN...JOLIET...KANKAKEE...MORRIS...OTTAWA...PONTIAC... ROCHELLE...ROCKFORD...WATSEKA...WAUKEGAN...WHEATON...WOODSTOCK NO SEVERE THUNDERSTORMS ARE EXPECTED IN THE AREA TODAY OR TONIGHT. RDM
Special weather statement, May 28, 10:54 AM CDT, 20 minutes before
ILZ003>006-008-010>014-019>023-032-033-039-INZ001-291100- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHICAGO IL 1100 AM CDT TUE MAY 28 1996 THIS OUTLOOK PERTAINS TO THE FOLLOWING COUNTIES IN NORTHERN ILLINOIS: BOONE-COOK-DE KALB-DU PAGE-FORD-GRUNDY-IROQUOIS-KANE-KANKAKEE- KENDALL-LA SALLE-LAKE-LEE-LIVINGSTON-MCHENRY-OGLE-WILL-WINNEBAGO- AND LAKE COUNTY IN INDIANA INCLUDING THE CITIES OF AURORA...BELVIDERE...CHICAGO...DE KALB... DIXON...GARY IN...JOLIET...KANKAKEE...MORRIS...OTTAWA...PONTIAC... ROCHELLE...ROCKFORD...WATSEKA...WAUKEGAN...WHEATON...WOODSTOCK THUNDERSTORMS WILL BE SCATTERED ACROSS THE ENTIRE AREA THIS AFTERNOON AND DIMINISHING TONIGHT. THERE IS A SLIGHT RISK THAT SOME THUNDERSTORMS IN FORD...LIVINGSTON...AND IROQUOIS COUNTIES IN ILLINOIS MAY BECOME SEVERE THIS AFTERNOON. BRUMER
The office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 3:05 PM CDT | Flash Flood Warning | LOT | Ogle, Winnebago | 3 hr |
| May 28, 6:00 PM CDT | Flash Flood Warning | LOT | Ogle, Winnebago | 4 hr |
Nearby
Flash Flood Warnings in Illinois, 1996Every flash flood warning in 1996
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.