Alert archive / Missouri / Flash Flood Warnings in 1993
Flash Flood Warning 16, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Jun 28, 1993, 6:54 PM CDT for Saint Louis County, City of Saint Louis, Missouri. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Jun 28, 1993, 6:54 PM CDT (23:54 UTC)
- Expired
- Jun 28, 1993, 10:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 12:00Z, 11.9 hours before the alert went out and 225 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
- 1206 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 920 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 28 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 282356 FFWSTL MOC183-189-510-290300- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 654 PM CDT MON JUN 28 1993 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1000 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL MISSOURI ...ST CHARLES COUNTY...ST LOUIS COUNTY AND THE INDEPENDENT CITY OF ...ST LOUIS CITY AT 650 PM...RADAR INDICATED AN AREA OF THUNDERSTORMS WITH VERY HEAVY RAIN FROM 25 MILES WEST TO 25 MILES SOUTH OF ST LOUIS. THE STORMS FROM EARLIER THIS AFTERNOON HAS ALREADY PRODUCED WIDESPREAD RAINS OF ONE TO TWO INCHES CAUSING A RAPID RISE IN CREEKS AND AREA STREAMS...AS WELL AS SOME FLOODING OF STREETS. AS ADDITIONAL THUNDERSTORMS DEVELOP OVER THE NEXT SEVERAL HOURS...FLASH FLOODING IS LIKELY. FLOODING HAS BEEN REPORTED IN THE CHESTERFIELD AREA AS WELL AS THE HARVESTER AREA IN ST CHARLES COUNTY. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. 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. 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, Jun 28, 2:15 PM CDT, 4 hours 39 minutes before
MOZ011-012-017-018-021-022-291600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 215 PM CDT MON JUN 28 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 9 PM FOR PARTS OF EAST CENTRAL AND SOUTHEAST MISSOURI... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PARTS OF EAST CENTRAL AND SOUTHEAST MISSOURI. THE WATCH IS IN EFFECT UNTIL 9 PM AND INCLUDES ST LOUIS...ST CHARLES...ROLLA...WEST PLAINS ST GENEVIEVE AND CAPE GIRARDEAU. THUNDERSTORMS HAVE ALREADY FORMED FROM WESTERN ILLINOIS SOUTHWEST INTO THE MISSOURI OZARKS. AT 210 PM THE STRONGEST STORMS WERE IN WESTERN ILLINOIS...JUST EAST OF ST LOUIS. HOWEVER...THE DEVELOPEMENT OF STRONG THUNDERSTORMS WILL CONTINUE THE REST OF THIS AFTERNOON AND THROUGH THE EARLY EVENING HOURS. THE CONDITIONS OVER EAST CENTRAL AND PARTS OF SOUTHEAST MISSOURI ARE SUCH THAT SOME OF THE STORMS COULD BECOME SEVERE. IN ADDITION TO THE SEVERE WEATHER POTENTIAL...LOCALLY HEAVY RAIN IS ALSO POSSIBLE FROM SOME OF THESE STORMS. PEOPLE IN THE WATCH AREA SHOULD MONITOR THE LOCAL WEATHER CONDITIONS CLOSELY THIS AFTERNOON AND THIS EVENING. YOU SHOULD STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO OR T.V. STATIONS TO GET THE LATEST WEATHER INFORMATION. FERRY
Special weather statement, Jun 28, 2:18 PM CDT, 4 hours 36 minutes before
MOZ011-012-017-018-021-022-291600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 215 PM CDT MON JUN 28 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 9 PM FOR PARTS OF EAST CENTRAL AND SOUTHEAST MISSOURI... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PARTS OF EAST CENTRAL AND SOUTHEAST MISSOURI. THE WATCH IS IN EFFECT UNTIL 9 PM AND INCLUDES ST LOUIS...ST CHARLES...ROLLA...WEST PLAINS ST GENEVIEVE AND CAPE GIRARDEAU. THUNDERSTORMS HAVE ALREADY FORMED FROM WESTERN ILLINOIS SOUTHWEST INTO THE MISSOURI OZARKS. AT 210 PM THE STRONGEST STORMS WERE IN WESTERN ILLINOIS...JUST EAST OF ST LOUIS. HOWEVER...THE DEVELOPEMENT OF STRONG THUNDERSTORMS WILL CONTINUE THE REST OF THIS AFTERNOON AND THROUGH THE EARLY EVENING HOURS. THE CONDITIONS OVER EAST CENTRAL AND PARTS OF SOUTHEAST MISSOURI ARE SUCH THAT SOME OF THE STORMS COULD BECOME SEVERE. IN ADDITION TO THE SEVERE WEATHER POTENTIAL...LOCALLY HEAVY RAIN IS ALSO POSSIBLE FROM SOME OF THESE STORMS. PEOPLE IN THE WATCH AREA SHOULD MONITOR THE LOCAL WEATHER CONDITIONS CLOSELY THIS AFTERNOON AND THIS EVENING. YOU SHOULD STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO OR T.V. ~STATIONS TO GET THE LATEST WEATHER INFORMATION. FERRY
Special weather statement, Jun 28, 4:29 PM CDT, 2 hours 25 minutes before
MOZ006-009-010-011-013-014-282230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 430 PM CDT MON JUN 28 1993 ...SEVERE THUNDERSTORM WATCH FOR GASCONADE COUNTY UNTIL 900 PM... ...A VERY STRONG THUNDERSTORM EAST OF JEFFERSON CITY... AT 425 PM A VERY STRONG THUNDERSTORM WAS 10 MILES EAST OF JEFFERSON CITY NEAR LOOSE CREEK MOVING TO THE EAST AT 25 TO 30 MILES AN HOUR. THIS THUNDERSTORM WILL CONTAIN BRIEF HEAVY RAIN AND DEADLY LIGHTNING ALONG WITH THE POSSIBILITY OF STRONG GUSTY WINDS AND SMALL HAIL. THE THUNDERSTORM WILL MOVE THROUGH OR NEAR THE COMMUNITIES OF LINN AND FREEDOM BETWEEN 430 AND 500 PM THIS AFTERNOON. IF YOU ARE IN THE PATH OF THESE THUNDERSTORMS...STAY INSIDE AWAY FROM WINDOWS AND DONT USE ELCTRICAL APPLIANCES UNTIL THE STORM HAS PASSED. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS OR IF NECESSARY WARNINGS. LA GREE
Special weather statement, Jun 28, 4:30 PM CDT, 2 hours 24 minutes before
MOZ006-009-010-011-013-014-282230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 430 PM CDT MON JUN 28 1993 ...SEVERE THUNDERSTORM WATCH FOR GASCONADE COUNTY UNTIL 900 PM... ...A VERY STRONG THUNDERSTORM EAST OF JEFFERSON CITY... AT 425 PM A VERY STRONG THUNDERSTORM WAS 10 MILES EAST OF JEFFERSON CITY NEAR LOOSE CREEK MOVING TO THE EAST AT 25 TO 30 MILES AN HOUR. THIS THUNDERSTORM WILL CONTAIN BRIEF HEAVY RAIN AND DEADLY LIGHTNING ALONG WITH THE POSSIBILITY OF STRONG GUSTY WINDS AND SMALL HAIL. THE THUNDERSTORM WILL MOVE THROUGH OR NEAR THE COMMUNITIES OF LINN AND FREEDOM BETWEEN 430 AND 500 PM THIS AFTERNOON. IF YOU ARE IN THE PATH OF THESE THUNDERSTORMS...STAY INSIDE AWAY FROM WINDOWS AND DONT USE ELCTRICAL APPLIANCES UNTIL THE STORM HAS PASSED. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS OR IF NECESSARY WARNINGS. LA GREE
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 3:10 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Saint Louis | 35 min |
| Jun 28, 3:42 PM CDT | Severe Thunderstorm Warning | LSX | Saint Louis, City of Saint Louis | 23 min |
| Jun 28, 4:26 PM CDT | Severe Thunderstorm Warning | LSX | Dent | 44 min |
| Jun 28, 5:13 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Saint Louis | 47 min |
| Jun 28, 5:19 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Warren | 41 min |
| Jun 28, 5:44 PM CDT | Severe Thunderstorm Warning | LSX | Saint Louis, City of Saint Louis | 46 min |
| Jun 28, 6:30 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Saint Louis, City of Saint Louis | 45 min |
| Jun 28, 6:31 PM CDT | Flash Flood Warning | LSX | Franklin | 3 hr |
| Jun 28, 6:54 PM CDT | Flash Flood Warning | LSX | Saint Charles | 3 hr |
Nearby
Flash Flood Warnings in Missouri, 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.