Alert archive / Illinois / Flash Flood Warnings in 1993
Flash Flood Warning 51, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Jul 23, 1993, 6:35 PM CDT for Perry County, Illinois. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Jul 23, 1993, 6:35 PM CDT (23:35 UTC)
- Expired
- Jul 23, 1993, 8:45 PM CDT
- In force
- 2 hr
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Perry County, IL
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 12:00Z, 11.6 hours before the alert went out and 127 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
- 128 J/kg
- Mixed-layer CIN
- -181 J/kg
- Mixed-layer LCL
- 916 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 53 m²/s²
- 0-3 km storm-relative helicity
- 61 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 KSTL 232337 FFWSTL ILC145-240145- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 635 PM CDT FRI JUL 23 1993 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 845 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL ILLINOIS ...PERRY COUNTY AT 630 PM...RADAR INDICATED A LARGE AREA OF THUNDERSTORMS WITH VERY HEAVY RAIN OVER MUCH OF PERRY COUNTY ILLINOIS...ABOUT 30 MILES SOUTHWEST OF MOUNT VERNON. THIS AREA OF RAIN HAS PRODUCED FLASH FLOODING OVER SECTIONS OF PERRY COUNTY MISSOURI AND RANDOLPH COUNTY IN ILLINOIS DURING THE PAST SEVERAL HOURS. MOVEMENT WAS EAST AT 20 TO 25 MILES AN HOUR. THE COMMUNITIES OF DU QUOIN...PINCKNEYVILLE AND CUTLER CAN EXPECT TORRENTIAL RAINS BETWEEN NOW AND 730 PM WITH AS MUCH AS 2 INCHES OF RAIN. MOTORISTS SHOULD USE CAUTION AND REMAIN ALERT FOR FLASH FLOODING OVER HIGHWAYS. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. 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. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND. MOST DEATHS IN FLASH FLOODING 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. SHEA/TRUETT &
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, Jul 23, 5:19 PM CDT, 1 hour 16 minutes before
MOZ018-ILZ013-232315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 519 PM CDT FRI JUL 23 1993 ...HEAVY RAIN WAS FALLING IN STE. GENEVIEVE AND RANDOLPH COUNTIES... AT 515 PM...A LARGE AREA OF THUNDERSTORMS COVERED THE EASTERN HALF OF STE. GENEVIEVE COUNTY. THESE STORM WERE MOVING TO THE EAST AT 25 MILES AN WERE PRODUCING RAINFALL AMOUNTS OF OVER AN INCH IN ONE HOURS TIME. THESE STORMS WILL BE PRODUCING HEAVY RAIN IN EASTERN STE. GENEVIEVE COUNTY MISSOURI AND ALL OF RANDOLPH COUNTY ILLINOIS BETWEEN 520 AND 630 PM. ALONG WITH THE RIVER FLOODING THAT IS ALREADY OCCURING...SOME FLOODING OF STREETS AND LOW-LYING AREAS IS POSSIBLE. IF YOU OBSERVE RISING WATER...MOVE TO HIGHER GROUND IMMEDIATLEY. MORSE/TRUETT
Special weather statement, Jul 23, 5:21 PM CDT, 1 hour 14 minutes before
MOZ018-ILZ013-232315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 519 PM CDT FRI JUL 23 1993 ...HEAVY RAIN WAS FALLING IN STE. GENEVIEVE AND RANDOLPH COUNTIES... AT 515 PM...A LARGE AREA OF THUNDERSTORMS COVERED THE EASTERN HALF OF STE. GENEVIEVE COUNTY. THESE STORM WERE MOVING TO THE EAST AT 25 MILES AN WERE PRODUCING RAINFALL AMOUNTS OF OVER AN INCH IN ONE HOURS TIME. THESE STORMS WILL BE PRODUCING HEAVY RAIN IN EASTERN STE. GENEVIEVE COUNTY MISSOURI AND ALL OF RANDOLPH COUNTY ILLINOIS BETWEEN 520 AND 630 PM. ALONG WITH THE RIVER FLOODING THAT IS ALREADY OCCURING...SOME FLOODING OF STREETS AND LOW-LYING AREAS IS POSSIBLE. IF YOU OBSERVE RISING WATER...MOVEH TO HIGHER GROUND IMMEDIATLEY. MORSE/TRUETT
Special weather statement, Jul 23, 6:15 PM CDT, 20 minutes before
MOZ006-009-010-011-013-014-240000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 615 PM CDT FRI JUL 23 1993 ...THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR MOST OF CENTRAL MISSOURI... ...A FLASH FLOOD WATCH REMAINS IN EFFECT FOR TONIGHT... AT 615 PM...ONLY A FEW LIGHT TO MODERATE SHOWERS PERSISTED OVER THE SOUTHEAST CORNER OF CENTRAL MISSOURI AND THE SEVERE THUNDERSTORM HAS BEEN CANCELLED FOR ALL BUT THE EXTREME SOUTHEAST CORNER. THE REST OF CENTRAL MISSOURI WAS FREE OF RAIN AND ENJOYING MOSTLY SUNNY SKIES WITH TEMPERATURES MAINLY IN THE UPPER 70S AND 80S. PERLOW
Special weather statement, Jul 23, 6:17 PM CDT, 18 minutes before
ILZ011-240015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 617 PM CDT FRI JUL 23 1993 ...STRONG THUNDERSTORM MOVING ACROSS BOND COUNTY ILLINOIS... AT 615 PM...WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER BOND COUNTY ILLINOIS. THE STORM WAS NEAR GREENVILLE...WHICH IS ABOUT 35 MILES NORTHEAST OF ST LOUIS. THE STORM WAS MOVING EAST AT 20 MILES AN HOUR...AND WILL PRODUCE EXTREMELY HEAVY RAINS...WINDS OF UP TO 50 MILES AN HOUR...AND SOME SMALL HAIL...AS IT MOVES THROUGH GREENVILLE....SMITHBORO....WOBURN... DUDLEYVILLE...AND HOOKDALE BETWEEN 615 AND 7 PM THIS EVENING. SOME FLOODING OF STREETS AND LOW LYING AREAS CAN BE EXPECTED WITH THE PASSAGE OF THIS STORM. TRUETT TRUETT
Special weather statement, Jul 23, 6:19 PM CDT, 16 minutes before
MOZ006-009-010-011-013-014-240000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 615 PM CDT FRI JUL 23 1993 ...THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR MOST OF CENTRAL MISSOURI... ...A FLASH FLOOD WATCH REMAINS IN EFFECT FOR TONIGHT... AT 615 PM...ONLY A FEW LIGHT TO MODERATE SHOWERS PERSISTED OVER THE SOUTHEAST CORNER OF CENTRAL MISSOURI AND THE SEVERE THUNDERSTORM HAS BEEN CANCELLED FOR ALL BUT THE EXTREME SOUTHEAtST CORNER. THE REST OF CENTRAL MISSOURI WAS FREE OF RAIN AND ENJOYING MOSTLY SUNNY SKIES WITH TEMPERATURES MAINLY IN THE UPPER 70S AND 80S. PERLOW
Special weather statement, Jul 23, 6:19 PM CDT, 16 minutes before
ILZ011-240015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 617 PM CDT FRI JUL 23 1993 ...STRONG THUNDERSTORM MOVING ACROSS BOND COUNTY ILLINOIS... AT 615 PM...WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER BOND COUNTY ILLINOIS. THE STORM WAS NEAR GREENVILLE...WHICH IS ABOUT 35 MILES NORTHEAST OF ST LOUIS. THE STORM WAS MOVING EAST AT 20 MILES AN HOUR...AND WILL PRODUCE EXTREMELY HEAVY RAINS...WINDS OF UP TO 50 MILES AN HOUR...AND SOME SMALL HAIL...AS IT MOVES THROUGH GREENVILLE....SMITHBORO....WOBURN... DUDLEYVILLE...AND HOOKDALE BETWEEN 615 AND 7 PM THIS EVENING. SOME FLOODING OF STREETS AND LOW LYING AREAS CAN BE EXPECTED WITH THE PASSAGE OF THIS STORM. TRUETT TRUETT
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 3:21 PM CDT | Severe Thunderstorm Warning | LSX | Greene | 54 min |
| Jul 23, 3:21 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 44 min |
| Jul 23, 4:00 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 45 min |
| Jul 23, 5:40 PM CDT | Flash Flood Warning | LSX | Monroe | 3 hr |
| Jul 23, 5:40 PM CDT | Flash Flood Warning | LSX | Randolph | 3 hr |
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.