Alert archive / Missouri / Flash Flood Warnings in 1993
Flash Flood Warning 150, NWS Kansas City, MO
NWS Kansas City, MO issued this flash flood warning at Aug 12, 1993, 4:56 AM CDT for Gasconade County, Missouri. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Aug 12, 1993, 4:56 AM CDT (09:56 UTC)
- Expired
- Aug 12, 1993, 8:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
County Gasconade County, MO
The nearest sounding before it
Springfield, MO (KUMN), launched 00:00Z, 9.9 hours before the alert went out and 265 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
- 3829 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 1033 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 84 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 4.1
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Aug 12, 2:39 AM CDT, 2 hours 17 minutes before
MOZ-004-005-008-009-120845- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI 235 AM CDT THU AUG 12 1993 ...FLASH FLOOD WATCH IN EFFECT FOR NORTHWEST AND WESTCENTRAL MISSOURI... AT 230 AM...NUMEROUS THUNDERSTORMS...SOME VERY HEAVY...WERE OCCURRING OVER WESTCENTRAL...NORTHEAST THROUGH CENTRAL MISSOURI. THE STORMS WERE SOUTH OF A LINE FROM KIRKSVILLE TO KANSAS CITY. THESE STORMS HAVE A HISTORY OF PRODUCING FROM 3 TO 5 INCH RAINFALLS IN A SHORT PERIOD OF TIME. ADDITIONAL RAINFALL CAN BE EXPECTED IN CLAY... RAY AND CARROL COUNTIES AS THUNDERSTORMS CONTINUE TO REDEVELOP AND MOVE ACROSS THAT AREA AT 30 MPH. PERSONS IN THE PATH OF THESE STORMS SHOULD BE ON THE LOOKOUT AND DO NOT WALK OR DRIVE THROUGH WATER THAT COVERS ROADWAYS. MORGAN
Special weather statement, Aug 12, 3:30 AM CDT, 1 hour 26 minutes before
MOZ-004-005-008-009-120945-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...COR...
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
330 AM CDT THU AUG 12 1993
...FLASH FLOOD WATCH IN EFFECT FOR NORTHWEST AND WESTCENTRAL MISSOURI...
AT 320 AM...NUMEROUS THUNDERSTORMS...SOME VERY HEAVY...WERE OCCURRING
OVER WESTCENTRAL...CENTRAL AND SOUTHWEST MISSOURI AND SOUTHEAST KANSAS.
THE STORMS WERE SOUTH OF A LINE FROM CLARENCE TO 25 MILES EAST OF KANSAS
CITY. THESE STORMS HAVE A HISTORY OF PRODUCING FROM 3 TO 5 INCH RAINFALLS
IN A SHORT PERIOD OF TIME. ADDITIONAL RAINFALL CAN BE EXPECTED OVER RAY AND
CARROL COUNTIES AS THUNDERSTORMS CONTINUE TO REDEVELOP AND MOVE EAST-SOUTH
EAST ACRSS THAT AREA AT 30 MPH. A NEW DEVELOPED ISOLATED THUNDERSTORM WAS
OVER SOUTHEAST KANSAS...25 MILES NORTH OF CHANUTE..MOVEMENT UNKNOWN.
PERSONS IN THE PATH OF THESE STORMS SHOULD BE ON THE LOOKOUT AND DO NOT
WALK OR DRIVE THROUGH WATER THAT COVERS ROADWAYS.
...MORGAN...Special weather statement, Aug 12, 3:33 AM CDT, 1 hour 23 minutes before
MOZ-004-005-008-009-120945-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
330 AM CDT THU AUG 12 1993
...FLASH FLOOD WATCH IN EFFECT FOR NORTHWEST AND WESTCENTRAL MISSOURI...
AT 320 AM...NUMEROUS THUNDERSTORMS...SOME VERY HEAVY...WERE OCCURRING
OVER WESTCENTRAL...CENTRAL AND SOUTHWEST MISSOURI AND SOUTHEAST KANSAS.
THE STORMS WERE SOUTH OF A LINE FROM CLARENCE TO 25 MILES EAST OF KANSAS
CITY. THESE STORMS HAVE A HISTORY OF PRODUCING FROM 3 TO 5 INCH RAINFALLS
IN A SHORT PERIOD OF TIME. ADDITIONAL RAINFALL CAN BE EXPECTED RAU AND
CARROL COUNTIES AS THUNDERSTORMS CONTINUE TO REDEVELOP AND MOVE EAST-SOUTH
EAST ACRSS THAT AREA AT 30 MPH. A NEW DEVELOPED ISOLATED THUNDERSTORM WAS
OVER SOUTHEAST KANSAS...25 MILES NORTH OF CHANUTE..MOVEMENT UNKNOWN.
PERSONS IN THE PATH OF THESE STORMS SHOULD BE ON THE LOOKOUT AND DO NOT
WALK OR DRIVE THROUGH WATER THAT COVERS ROADWAYS.
...MORGAN...Special weather statement, Aug 12, 3:36 AM CDT, 1 hour 20 minutes before
MOZ-004-005-008-009-120945-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...COR...
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
330 AM CDT THU AUG 12 1993
...FLASH FLOOD WATCH IN EFFECT FOR NORTHWEST AND WESTCENTRAL MISSOURI...
AT 320 AM...NUMEROUS THUNDERSTORMS...SOME VERY HEAVY...WERE OCCURRING
OVER WESTCENTRAL...CENTRAL AND SOUTHWEST MISSOURI AND SOUTHEAST KANSAS.
THE STORMS WERE SOUTH OF A LINE FROM CLARENCE TO 25 MILES EAST OF KANSAS
CITY. THESE STORMS HAVE A HISTORY OF PRODUCING FROM 3 TO 5 INCH RAINFALLS
IN A SHORT PERIOD OF TIME. ADDITIONAL RAINFALL CAN BE EXPECTED OVER RAY AND
CARROL COUNTIES AS THUNDERSTORMS CONTINUE TO REDEVELOP AND MOVE EAST-SOUTH
EAST ACRSS THAT AREA AT 30 MPH. A NEW DEVELOPED ISOLATED THUNDERSTORM WAS
OVER SOUTHEAST KANSAS...25 MILES NORTH OF CHANUTE..MOVEMENT UNKNOWN.
PERSONS IN THE PATH OF THESE STORMS SHOULD BE ON THE LOOKOUT AND DO NOT
WALK OR DRIVE THROUGH WATER THAT COVERS ROADWAYS.
...MORGAN...Special weather statement, Aug 12, 4:35 AM CDT, 21 minutes before
MOZ-004-005-008-009-121045- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI 435 AM CDT THU AUG 12 1993 ...FLASH FLOOD WATCH IN EFFECT FOR NORTHWEST AND WESTCENTRAL MISSOURI... AT 430 AM...NUMEROUS THUNDERSTORMS...SOME VERY HEAVY...WERE OCCURRING OVER WESTCENTRAL...CENTRAL AND SOUTHWEST MISSOURI AND SOUTHEAST KANSAS. THE STORMS WERE SOUTH OF A LINE FROM CLARENCE TO 30 MILES EAST OF KANSAS CITY TO WASAW. THESE STORMS HAVE A HISTORY OF PRODUCING FROM 3 TO 5 INCH RAINFALL IN A SHORT PERIOD OF TIME. HOWEVER...DURING THE PAST HOUR THE STORMS HAVE WEAKEN AS THEY MOVE EAST-SOUTHEAST AT 30 MPH. FLOODING OF LOW LYING AREAS ARE STILL POSSIBLE. PERSONS IN THE PATH OF THESE STORMS SHOULD BE ON THE LOOKOUT AND DO NOT ATTEMPT TO CROSS ROADWAYS IN VEHICLES THATS COVERED WITH WATER. MORGAN
Special weather statement, Aug 12, 4:41 AM CDT, 15 minutes before
MOZ-004-005-008-009-121045- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI 435 AM CDT THU AUG 12 1993 ...FLASH FLOOD WATCH IN EFFECT FOR NORTHWEST AND WESTCENTRAL MISSOURI... AT 430 AM...NUMEROUS THUNDERSTORMS...SOME VERY HEAVY...WERE OCCURRING OVER WESTCENTRAL...CENTRAL AND SOUTHWEST MISSOURI AND SOUTHEAST KANSAS. THE STORMS WERE SOUTH OF A LINE FROM CLARENCE TO 30 MILES EAST OF KANSAS CITY TO WASAW. THESE STORMS HAVE A HISTORY OF PRODUCING FROM 3 TO 5 INCH RAINFALL IN A SHORT PERIOD OF TIME. HOWEVER...DURING THE PAST HOUR THE STORMS HAVE WEAKEN AS THEY MOVE EAST-SOUTHEAST AT 30 MPH. FLOODING OF LOW LYING AREAS ARE STILL POSSIBLE. PERSONS I@N THE PATH OF THESE STORMS SHOULD BE ON THE LOOKOUT AND DO NOT ATTEMPT TO CROSS ROADWAYS IN VEHICLES THATS COVERED WITH WATER. MORGAN
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 11, 9:53 PM CDT | Severe Thunderstorm Warning | EAX | Clay | 37 min |
| Aug 11, 10:16 PM CDT | Severe Thunderstorm Warning | EAX | Ray | 44 min |
| Aug 11, 10:20 PM CDT | Severe Thunderstorm Warning | EAX | Platte | 40 min |
| Aug 11, 10:33 PM CDT | Severe Thunderstorm Warning | EAX | Clay | 42 min |
| Aug 11, 11:24 PM CDT | Flash Flood Warning | EAX | Gasconade, Osage | 3 hr |
| Aug 11, 11:43 PM CDT | Flash Flood Warning | EAX | Carroll, Ray | 4 hr |
| Aug 12, 12:22 AM CDT | Flash Flood Warning | EAX | Clay | 2 hr |
| Aug 12, 1:45 AM CDT | Flash Flood Warning | EAX | Boone, Cooper, Howard, Moniteau, Saline | 3 hr |
| Aug 12, 1:45 AM CDT | Flash Flood Warning | EAX | Callaway | 3 hr |
| Aug 12, 2:31 AM CDT | Flash Flood Warning | EAX | Cole, Moniteau | 119 min |
| Aug 12, 2:49 AM CDT | Flash Flood Warning | EAX | Carroll, Ray | 3 hr |
| Aug 12, 3:48 AM CDT | Flash Flood Warning | EAX | Osage | 3 hr |
| Aug 12, 4:20 AM CDT | Flash Flood Warning | EAX | Lafayette | 100 min |
| Aug 12, 4:43 AM CDT | Flash Flood Warning | EAX | Boone, Cole, Cooper, Moniteau | 2 hr |
| Aug 12, 4:43 AM CDT | Flash Flood Warning | EAX | Callaway | 2 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.