Alert archive / Missouri / Flash Flood Warnings in 1993
Flash Flood Warning 55, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Aug 1, 1993, 1:25 AM CDT for Saint Charles County, Missouri. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Aug 1, 1993, 1:25 AM CDT (06:25 UTC)
- Expired
- Aug 1, 1993, 6:30 AM CDT
- In force
- 5 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, 6.4 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- NaN m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 53 m²/s²
- 0-3 km storm-relative helicity
- 91 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 010628 FFWSTL MOC183-011130- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 125 AM CDT SUN AUG 1 1993 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 630 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL MISSOURI ...NORTHEASTERN ST CHARLES COUNTY AT 120 AM CDT...A ST CHARLES COUNTY DEPUTY REPORTED A 2 FOOT WALL OF WATER IS POURING OVER THE MAIN MISSOURI RIVER LEVEE SYSTEM BETWEEN HIGHWAY 370 AND HAWNING ROAD ALONG HIGHWAY 94 NORTH. SANDBAGS HAVE BEEN COMPLETELY WASHED OUT ALONG THE TOP OF THE LEVEE. THIS RECENT BREACH WILL QUICKLY FLOOD REMAINING AREAS ALONG HIGHWAY 94 NORTH. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
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 31, 10:45 PM CDT, 2 hours 40 minutes before
MOZ0ALL-010500- SPECIAL WEATHER STATEMENT...CORRECTED TIME... NATIONAL WEATHER SERVICE ST LOUIS MO 1045 PM CDT SAT JUL 31 1993 ...MOST OF MISSOURI HAS BEEN CLEARED FROM THE SEVERE THUNDERSTORM WATCHES... MISSOURI HAS BEEN CLEARED OF SEVERE THUNDERSTORM WATCHES EXCEPT FOR A SMALL PORTION OF CENTRAL MISSOURI. THE AREA REMAINING IN THE WATCH INCLUDES MUCH OF MISSOURI ZONES 17 AND 18. THE COUNTIES REMAINING IN THE WATCH ARE PHELPS...CRAWFORD...DENT...WASHINGTON... IRON...ST FRANCOIS...STE GENEVIEVE...REYNOLDS...IRON...PERRY AND MADISON. THIS INCLUDES ROLLA...STEELVILLE...ELLINGTON...IRONTON AND PERRYVILLE. TUCKER
Special weather statement, Jul 31, 10:48 PM CDT, 2 hours 37 minutes before
MOZ0ALL-010500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 732 PM CDT SAT JUL 31 1993 ...MOST OF MISSOURI HAS BEEN CLEARED FROM THE SEVERE THUNDERSTORM WATCHES... MISSOURI HAS BEEN CLEARED OF SEVERE THUNDERSTORM WATCHES EXCEPT FOR A SMALL PORTION OF CENTRAL MISSOURI. THE AREA REMAINING IN THE WATCH INCLUDES MUCH OF MISSOURI ZONES 17 AND 18. THE COUNTIES REMAINING IN THE WATCH ARE PHELPS...CRAWFORD...DENT...WASHINGTON... IRON...ST FRANCOIS...STE GENEVIEVE...REYNOLDS...IRON...PERRY AND MADISON. THIS INCLUDES ROLLA...STEELVILLE...ELLINGTON...IRONTON AND PERRYVILLE. TUCKER
Special weather statement, Jul 31, 10:49 PM CDT, 2 hours 36 minutes before
MOZ0ALL-010500- SPECIAL WEATHER STATEMENT...CORRECTED TIME... NATIONAL WEATHER SERVICE ST LOUIS MO 1045 PM CDT SAT JUL 31 1993 ...MOST OF MISSOURI HAS BEEN CLEARED FROM THE SEVERE THUNDERSTORM WATCHES... MISSOURI HAS BEEN CLEARED OF SEVERE THUNDERSTORM WATCHES EXCEPT FOR A SMALL PORTION OF CENTRAL MISSOURI. THE AREA REMAINING IN THE WATCH INCLUDES MUCH OF MISSOURI ZONES 17 AND 18. THE COUNTIES REMAINING IN THE WATCH ARE PHELPS...CRAWFORD...DENT...WASHINGTON... IRON...ST FRANCOIS...STE GENEVIEVE...REYNOLDS...IRON...PERRY AND MADISON. THIS INCLUDES ROLLA...STEELVILLE...ELLINGTON...IRONTON AND PERRYVILLE. TUCKER
Special weather statement, Jul 31, 11:22 PM CDT, 2 hours 3 minutes before
MOZALL-010500- SPECIAL WEATHER STATEMENT...CORRECTED ROUTING... NATIONAL WEATHER SERVICE ST LOUIS MO 1122 PM CDT SAT JUL 31 1993 ...THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED... THE THUNDERSTORMS HAVE WEAKENED OVER CENTRAL MISSOURI. THEREFORE THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED. HOWEVER... THUNDERSTORMS ARE EXPECTED TO CONTINUE MOVING INTO NORTHERN AND CENTRAL MISSOURI DURING THE NIGHT. SOME LOCALLY HEAVY RAIN MAY PRODUCE FLASH FLOODING. TUCKER
Special weather statement, Jul 31, 11:24 PM CDT, 2 hours 1 minute before
MOZ017-018-010500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 1122 PM CDT SAT JUL 31 1993 ...THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED... THE THUNDERSTORMS HAVE WEAKENED OVER CENTRAL MISSOURI. THEREFORE THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED. HOWEVER... THUNDERSTORMS ARE EXPECTED TO CONTINUE MOVING INTO NORTHERN AND CENTRAL MISSOURI DURING THE NIGHT. SOME LOCALLY HEAVY RAIN MAY PRODUCE FLASH FLOODING. \TUCKER
Special weather statement, Jul 31, 11:25 PM CDT, 2 hours before
MOZALL-010500- SPECIAL WEATHER STATEMENT...CORRECTED ROUTING... NATIONAL WEATHER SERVICE ST LOUIS MO 1122 PM CDT SAT JUL 31 1993 ...THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED... THE THUNDERSTORMS HAVE WEAKENED OVER CENTRAL MISSOURI. THEREFORE THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED. HOWEVER... THUNDERSTORMS ARE EXPECTED TO CONTINUE MOVING INTO NORTHERN AND CENTRAL MISSOURI DURING THE NIGHT. SOME LOCALLY HEAVY RAIN MAY PRODU^CE FLASH FLOODING. TUCKER
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.