Alert archive / Missouri / Flash Flood Warnings in 1993
Flash Flood Warning 27, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Jul 5, 1993, 5:25 AM CDT for Saint Charles County, Missouri. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Jul 5, 1993, 5:25 AM CDT (10:25 UTC)
- Expired
- Jul 5, 1993, 9:30 AM CDT
- In force
- 4 hr
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Saint Charles County, MO
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 00:00Z, 10.4 hours before the alert went out and 257 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
- 2475 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 1227 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 57 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 051027 FFWSTL MOC183-051430- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 525 AM CDT MON JUL 5 1993 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 930 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL MISSOURI ...NORTHERN ST CHARLES COUNTY AT 515 AM CDT...THE ST CHARLES COUNTY SEMA COORDINATOR REPORTED A LEVEE BREAKING ON THE MISSISSIPPI RIVER. HIGHWAY C NORTH OF ST PETERS WAS COVERED WITH WATER. ABOUT 11 HOMES ARE THREATENED...AND SHERIFF'S DEPUTIES ARE NOTIFYING FAMILES AT THIS TIME. 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.
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 5, 4:05 AM CDT, 1 hour 20 minutes before
MOZ001-002-004-051100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 405 AM CDT MON JUL 5 1993 ...A FLASH FLOOD WATCH IS IN EFFECT FOR MUCH OF NORTHWEST MISSOURI FOR THIS MORNING... THE NATIONAL WEATHER SERVICE ISSUED FLASH FLOOD WATCH FOR MUCH OF NORTHWEST MISSOURI UNTIL AROUND NOON. THIS WATCH INCLUDES THE CITIES OF ST. JOESEPH AND MARYVILLE. AT 400 AM...SHOWERS AND FEW THUNDERSTORMS WERE PRESENT IN A WIDE BAND FROM NORTHERN KANSAS THROUGH MISSOURI NORTHWEST AND INTO SOUTHERN AND CENTRAL IOWA...THESE STORMS WERE MOVING TO THE NORTHEAST AT 25 MPH AND ARE FORECAST TO CONTINUE THROUGH MUCH OF THE MORNING...ALSO OCCASIONAL HEAVY RAIN WILL ACCOMPANY THESE STORMS. > RESIDENTS IN THE WATCH AREA ARE URGED TO MONITOR THE WEATHER AS THE THUNDERSTORMS CONTINUE TO MOVE ACROSS NORTHWEST MISSOURI. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO AND TV STATIONS FOR THE LATEST INFORMATION ON THESE STORMS. ACQUAVIVA
Special weather statement, Jul 5, 4:07 AM CDT, 1 hour 18 minutes before
MOZ001-002-004-051100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 405 AM CDT MON JUL 5 1993 ...A FLASH FLOOD WATCH IS IN EFFECT FOR MUCH OF NORTHWEST MISSOURI FOR THIS MORNING... THE NATIONAL WEATHER SERVICE ISSUED FLASH FLOOD WATCH FOR MUCH OF NORTHWEST MISSOURI UNTIL AROUND NOON. THIS WATCH INCLUDES THE CITIES OF ST. JOESEPH AND MARYVILLE. AT 400 AM...SHOWERS AND FEW THUNDERSTORMS WERE PRESENT IN A WIDE BAND FROM NORTHERN KANSAS THROUGH MISSOURI NORTHWEST AND INTO SOUTHERN AND CENTRAL IOWA...THESE STORMS WERE MOVING TO THE NORTHEAST AT 25 MPH AND ARE FORECAST TO CONTINUE THROUGH MUCH OF THE MORNING...ALSO OCCASIONAL HEAVY RAIN WILL ACCOMPANY THESE STORMS. > RES'IDENTS IN THE WATCH AREA ARE URGED TO MONITOR THE WEATHER AS THE THUNDERSTORMS CONTINUE TO MOVE ACROSS NORTHWEST MISSOURI. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO AND TV STATIONS FOR THE LATEST INFORMATION ON THESE STORMS. ACQUAVIVA
Special weather statement, Jul 5, 4:30 AM CDT, 55 minutes before
MOZ001-002-004-005-008-051100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 430 AM CDT MON JUL 5 1993 ...THE SEVERE THUNDERSTORM WATCH IS NO LONGER IN EFFECT FOR NORTHWEST MISSOURI... THE THREAT OF SEVERE WEATHER SERVICE HAS DIMINISHED ACROSS NORTHWEST MISSOURI...THEREFORE THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED.
Special weather statement, Jul 5, 4:30 AM CDT, 55 minutes before
MOZ001-002-004-005-008-051100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 430 AM CDT MON JUL 5 1993 ...THE SEVERE THUNDERSTORM WATCH IS NO LONGER IN EFFECT FOR NORTHWEST MISSOURI... THE THREAT OF SEVERE WEATHER SERVICE HAS DIMINISHED ACROSS NORTHWEST MISSOURI...THEREFORE THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED.
Special weather statement, Jul 5, 5:10 AM CDT, 15 minutes before
MOZ006-009-010-011-013-014-051100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 510 AM CDT MON JUL 5 1993 ...THUNDERSTORMS ARE PRODUCING LOCALLY HEAVY RAIN NEAR COLUMBIA... AT 510 AM A STRONG SHOWER OR THUNDERSTORM WHICH WAS PRODUCING LOCALLY HEAVY RAIN WAS LOCATED FROM BETWEEN 5 AND 10 MILES WEST TO SOUTHWEST OF COLUMBIA. THE HEAVY RAIN WAS PART OF A LINE OF SHOWERS THAT EXTENDED FROM 20 MILES WEST OF HANNIBAL TO 30 MILES WEST OF JEFFERSON CITY. THE SHOWERS HAD BEEN MOVING EAST AT 20 MPH BUT HAD SLOWED CONSIDERABLY SINCE 400 AM. THIS MEANS THAT ANY SMALL STREAMS AND CREEKS JUST WEST AND SOUTHWEST OF COLUMNBIA ARE A THREAT FOR FLOODING. IF YOU ARE TRAVELING BETWEEN BOONE AND COOPER OR HOWARD COUNTIES BE ALERT FOR WATER COVERED ROADS. REPORT ANY FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY. KENNEDY
Special weather statement, Jul 5, 5:11 AM CDT, 14 minutes before
MOZ006-009-010-011-013-014-051100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 510 AM CDT MON JUL 5 1993 ...THUNDERSTORMS ARE PRODUCING LOCALLY HEAVY RAIN NEAR COLUMBIA... AT 510 AM A STRONG SHOWER OR THUNDERSTORM WHICH WAS PRODUCING LOCALLY HEAVY RAIN WAS LOCATED FROM BETWEEN 5 AND 10 MILES WEST TO SOUTHWEST OF COLUMBIA. THE HEAVY RAIN WAS PART OF A LINE OF SHOWERS THAT EXTENDED FROM 20 MILES WEST OF HANNIBAL TO 30 MILES WEST OF JEFFERSON CITY. THE SHOWERS HAD BEEN MOVING EAST AT 20 MPH BUT HAD SLOWED CONSIDERABLY SINCE 400 AM. THIS MEANS THAT ANY SMALL STREAMS AND CREEKS JUST WEST AND SOUTHWEST OF COLUMNBIA ARE A THREAT FOR FLOODING. IF YOU ARE TRAVELING BETWEEN BOONE AND COOPER OR HOWARD COUNTIES BE ALERT FOR WATER COVERED ROADS. REPORT ANY FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY. KENNEDY
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 5, 11:57 AM CDT | Flash Flood Warning | LSX | Saint Charles | 8 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.