Alert archive / Illinois / Flash Flood Warnings in 1993
Flash Flood Warning 2, NWS Quad Cities, IA
NWS Quad Cities, IA issued this flash flood warning at Jun 24, 1993, 6:18 PM CDT for Rock Island County, Illinois. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Jun 24, 1993, 6:18 PM CDT (23:18 UTC)
- Expired
- Jun 24, 1993, 10:15 PM CDT
- In force
- 4 hr
- Issued by
- NWS Quad Cities, IA
- Area
- Whole counties
County Rock Island County, IL
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 11.3 hours before the alert went out and 391 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
- 53 J/kg
- Mixed-layer CIN
- -122 J/kg
- Mixed-layer LCL
- 1167 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 67 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 KMLI 242318
FFWMLI
ILC161-250315-
BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOLINE IL
618 PM CDT THU JUN 24 1993
THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING
EFFECTIVE UNTIL 1015 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY
IN THE NORTHWEST PART OF ILLINOIS
ROCK-ISLAND
AT 615 PM THUNDERSTORMS CONTINUED TO PRODUCE HEAVY RAIN ACROSS
ROCK ISLAND COUNTY ILLINOIS CAUSING CREEKS TO RISE OUT OF THEIR
BANKS...AND DANGEROUS STREET FLOODING.
AT 610 PM MILL CREEK IN COAL VALLEY WAS OUT OF ITS BANK AND ROUTE
92 IN COAL VALLEY WAS UNDER WATER. ROUTE 150 NEAR COAL CREEK WAS
UNDER 3 FEET OF WATER.
FLASH FLOOD WARNING MEANS FLASH FLOODING IS OCCURRING OR IS
IMMINENT IN THE SPECIFIED AREA.
PERSONS ALONG OR NEAR STREAMS SUBJECT TO FLASH FLOODING OR SHARP
RISES SHOULD BE PREPARED TO MOVE TO A PLACE OF SAFETY IMMEDIATELY.
MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY.
NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT.
IF TIME PERMITS...ASK THE NEAREST LAW ENFORECMENT AGENCY TO RELAY
YOUR REPORT OF FLOODING TO THE NATIONAL WEATHER SERVICE.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, Jun 24, 5:27 PM CDT, 51 minutes before
ILZ004-IAZ078-088-089-099-242245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOLINE IL 515 PM CDT THUN JUN 24 1993 ...SEVERE THUNDERSTORM WARNING FOR MERCER COUNTY HAS EXPIRED... THE SEVERE THUNDERSTORM WARNING WHICH HAD BEEN IN EFFECT FOR MERCER COUNTY IN ILLINOIS HAS EXPERIRED...EFFECTIVE AT 515 PM CDT. AT 515...RADAR INDICATED THAT THE STORM WHICH PROMPTED THE SEVERE THUNDERSTORM WARNING HAD DIMINISHED IN STRENGTH AND HAD MOVED INTO ROCK ISLAND COUNTY. NUMEROUS STORMS WERE STILL OCCURING ACROSS NORTHERN MERCER AND MOST OF ROCK ISLAND...BUT THESE WERE NOT SEVERE. THESE STORMS WILL...HOWEVER...PRODUCE TORRENTIAL RAINFALLS OF AN INCH OR MORE AS THEY MOVE ACOSS ROCK ISLAND COUNTY BETWEEN 515 AND 600 PM. WIND GUSTS TO 45 MILES AN HOUR WILL ALSO BE LIKELY... AS WELL AS SMALL HAIL. . LAGUE
Special weather statement, Jun 24, 5:27 PM CDT, 51 minutes before
ILZ004-IAZ078-088-089-099-242245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOLINE IL 515 PM CDT THUN JUN 24 1993 ...SEVERE THUNDERSTORM WARNING FOR MERCER COUNTY HAS EXPIRED... THE SEVERE THUNDERSTORM WARNING WHICH HAD BEEN IN EFFECT FOR MERCER COUNTY IN ILLINOIS HAS EXPERIRED...EFFECTIVE AT 515 PM CDT. AT 515...RADAR INDICATED THAT THE STORM WHICH PROMPTED THE SEVERE THUNDERSTORM WARNING HAD DIMINISHED IN STRENGTH AND HAD MOVED INTO ROCK ISLAND COUNTY. NUMEROUS STORMS WERE STILL OCCURING ACROSS NORTHERN MERCER AND MOST OF ROCK ISLAND...BUT THESE WERE NOT SEVERE. THESE STORMS WILL...HOWEVER...PRODUCE TORRENTIAL RAINFALLS OF AN INCH OR MORE AS THEY MOVE ACOSS ROCK ISLAND COUNTY BETWEEN 515 AND 600 PM. WIND GUSTS TO 45 MILES AN HOUR WILL ALSO BE LIKELY... AS WELL AS SMALL HAIL. . LAGUE
Special weather statement, Jun 24, 5:40 PM CDT, 38 minutes before
ILZ004-IAZ078-088-089-099-242315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOLINE IL 535 PM CDT THUN JUN 24 1993 ...TORRENTIAL RAINS IN THE QUAD CITY AREA... ...URBAN AND SMALL STREAM FLOOD ADVISORY IN EFFECT FOR THE BISTATE AREA TONIGHT...INCLUDING THE QUAD CITIES... AT 530 PM CDT...STRONG THUNDERSTORMS WITH VERY HEAVY RAIN WERE IN THE QUAD CITY AREA...AND EXTENDED NORTHEAST ALONG THE MISSISSIPPI RIVER TO AROUND CLINTON IOWA. THESE STORMS PRODUCED AROUND AN INCH OF RAIN AT THE QUAD CITY AIRPORT IN BETWEEN 500 PM AND 530 PM. OTHER STRONG STORM WERE DEVELOPING IN WESTERN MUSCATINE COUNTY IOWA. SCATTERED SHOWERS AND SMALLER STORMS COVERED MOST OF THE REMAINDER OF THE BISTATE AREA. ALL STORMS ARE MOVING NORTHEAST AT 30 MILES AN HOUR. . IF YOU LIVE IN THE QUAD CITIES...OR ANYWHERE IN ROCK ISLAND AND SCOTT COUNTIES...BE PREPARED FOR VERY HEAVY RAIN AND FREQUENT DANGEROUS LIGHTNING. LAGUE
Special weather statement, Jun 24, 5:40 PM CDT, 38 minutes before
ILZ004-IAZ078-088-089-099-242315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOLINE IL 535 PM CDT THUN JUN 24 1993 ...TORRENTIAL RAINS IN THE QUAD CITY AREA... ...URBAN AND SMALL STREAM FLOOD ADVISORY IN EFFECT FOR THE BISTATE AREA TONIGHT...INCLUDING THE QUAD CITIES... AT 530 PM CDT...STRONG THUNDERSTORMS WITH VERY HEAVY RAIN WERE IN THE QUAD CITY AREA...AND EXTENDED NORTHEAST ALONG THE MISSISSIPPI RIVER TO AROUND CLINTON IOWA. THESE STORMS PRODUCED AROUND AN INCH OF RAIN AT THE QUAD CITY AIRPORT IN BETWEEN 500 PM AND 530 PM. OTHER STRONG STORM WERE DEVELOPING IN WESTERN MUSCATINE COUNTY IOWA. SCATTERED SHOWERS AND SMALLER STORMS COVERED MOST OF THE REMAINDER OF THE BISTATE AREA. ALL STORMS ARE MOVING NORTHEAST AT 30 MILES AN HOUR. . IF YOU LIVE IN THE QUAD CITIES...OR ANYWHERE IN ROCK ISLAND AND SCOTT COUNTIES...BE PREPARED FOR VERY HEAVY RAIN AND FREQUENT DANGEROUS LIGHTNING. LAGUE
Special weather statement, Jun 24, 6:14 PM CDT, 4 minutes before
IAZ030-041-042-053-054-ILZ001-WIZ018-250115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DUBUQUE IA 615 PM CDT THU JUN 24 1993 ...A FLOOD WARNING IS IN EFFECT FOR LOW LYING AREAS OF THE TRI-STATES ALONG THE MISSISSIPPI RIVER... AT 605 PM CDT...RADAR INDICATED STRONG INTENSIFYING THUNDERSTORMS TO THE SOUTH OF THE CITY OF DUBUQUE. THESE STORMS WERE SCATTERED OVER THE EASTERN HALF OF JONES AND MOST OF JACKSON AND ACROSS JO-DAVIES COUNTY. THE STRONGEST STORM WAS LOCATED 10 MILES TO THE SOUTHEAST OF ANAMOSA IN JONES COUNTY...OR ABOUT 40 MILES TO THE SOUTHWEST OF THE CITY OF DUBUQUE . THIS STORM ALONG WITH OTHER STORMS WILL LIKELY PRODUCE HEAVY TORRENTIAL RAINS AND FREQUENT LIGHTNING. ALL THE STORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR. THESE STORMS WILL BE AFFECTING THE CITY OF DUBUQUE AND SURROUNDING AREAS THIS EVENING. THERE IS A POTENTIAL FOR FLASH FLOODING WITH THESE STORMS. MOTORISTS SHOULD NOT ATTEMPT TO CROSS ROADWAYS WITH FLOWING WATER...IT ONLY TAKES A FOOT OF WATER TO LIFT AND CARRY A CAR DOWNSTREAM. ROWLAND
Special weather statement, Jun 24, 6:15 PM CDT, 3 minutes before
IAZ030-041-042-053-054-ILZ001-WIZ018-250115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DUBUQUE IA 615 PM CDT THU JUN 24 1993 ...A FLOOD WARNING IS IN EFFECT FOR LOW LYING AREAS OF THE TRI-STATES ALONG THE MISSISSIPPI RIVER... AT 605 PM CDT...RADAR INDICATED STRONG INTENSIFYING THUNDERSTORMS TO THE SOUTH OF THE CITY OF DUBUQUE. THESE STORMS WERE SCATTERED OVER THE EASTERN HALF OF JONES AND MOST OF JACKSON AND ACROSS JO-DAVIES COUNTY. THE STRONGEST STORM WAS LOCATED 10 MILES TO THE SOUTHEAST OF ANAMOSA IN JONES COUNTY...OR ABOUT 40 MILES TO THE SOUTHWEST OF THE CITY OF DUBUQUE . THIS STORM ALONG WITH OTHER STORMS WILL LIKELY PRODUCE HEAVY TORRENTIAL RAINS AND FREQUENT LIGHTNING. ALL THE STORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR. THESE STORMS WILL BE AFFECTING THE CITY OF DUBUQUE AND SURROUNDING AREAS THIS EVENING. THERE IS A POTENTIAL FOR FLASH FLOODING WITH THESE STORMS. MOTORISTS SHOULD NOT ATTEMPT TO CROSS ROADWAYS WITH FLOWING WATER...IT ONLY TAKES A FOOT OF WATER TO LIFT AND CARRY A CAR DOWNSTREAM. ROWLAND
The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 1:06 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 39 min |
| Jun 24, 4:42 PM CDT | Severe Thunderstorm Warning | DVN | Mercer | 33 min |
Nearby
Flash Flood Warnings in Illinois, 1993Every flash flood warning in 1993
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.