Alert archive / Missouri / Flash Flood Warnings in 1993
Flash Flood Warning 143, NWS Kansas City, MO
NWS Kansas City, MO issued this flash flood warning at Aug 12, 1993, 1:45 AM CDT for Callaway County, Missouri. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Aug 12, 1993, 1:45 AM CDT (06:45 UTC)
- Expired
- Aug 12, 1993, 4:45 AM CDT
- In force
- 3 hr
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
County Callaway County, MO
The nearest sounding before it
Springfield, MO (KUMN), launched 00:00Z, 6.8 hours before the alert went out and 271 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 11, 10:12 PM CDT, 3 hours 33 minutes before
MOZ-004-005-008-009-120340- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI 1010PM CDT WED AUG 11 1993 ...A FLASH FLOOD WATCH IS IN EFFECT FOR ALL OF NORTHWEST MISSOURI... AT 1000PM...SCATTERED THUNDERSTORMS...HAD DEVELOPED RAPIDLY OVER THE KANSAS CITY AREA...WITH 1 INCH HAIL REPORTED AT LIBERTY. THE STORMS WERE ALONG A LINE FROM NEAR LAWSON...THROUGH THE NORTH PARTS OF THE KANSAS CITY AREA TO LEAVENWORTH AND FURTHER WEST. THESE STORMS WERE MOVING EAST AT 30 MILES AN HOUR... SEVERAL OF THESE STORMS HAVE THE POTENTIAL FOR SEVERE WEATHER... ALONG WITH VERY HEAVY RAIN...AN INCH OR TWO PER HOUR...CAUSING FLOODING IN SOME LOW LYING AREAS. PERSONS IN LOW LYING AREAS SHOULD BE ON THE LOOKOUT WHEN WATER STARTS TO RISE. DO NOT WALK OR DRIVE THROUGH WATER THAT COVERS A ROADWAY. KETCHAM
Special weather statement, Aug 11, 10:12 PM CDT, 3 hours 33 minutes before
MOZ-004-005-008-009-120340- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI 1010PM CDT WED AUG 11 1993 ...A FLASH FLOOD WATCH IS IN EFFECT FOR ALL OF NORTHWEST MISSOURI... AT 1000PM...SCATTERED THUNDERSTORMS...HAD DEVELOPED RAPIDLY OVER THE KANSAS CITY AREA...WITH 1 INCH HAIL REPORTED AT LIBERTY. THE STORMS WERE ALONG A LINE FROM NEAR LAWSON...THROUGH THE NORTH PARTS OF THE KANSAS CITY AREA TO LEAVENWORTH AND FURTHER WEST. THESE STORMS WERE MOVING EAST AT 30 MILES AN HOUR... SEVERAL OF THESE STORMS HAVE THE POTENTIAL FOR SEVERE WEATHER... ALONG WITH VERY HEAVY RAIN...AN INCH OR TWO PER HOUR...CAUSING FLOODING IN SOME LOW LYING AREAS. PERSONS IN LOW LYING AREAS SHOULD BE ON THE LOOKOUT WHEN WATER STARTS TO RISE. DO NOT WALK OR DRIVE THROUGH WATER THAT COVERS A ROADWAY. KETCHAM
Special weather statement, Aug 12, 1:35 AM CDT, 10 minutes before
MOZ-004-005-008-009-120745- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI 135 AM CDT THU AUG 12 1993 ...FLASH FLOOD WATCH IN EFFECT FOR NORTHWEST AND WESTCENTRAL MISSOURI... AT 130 AM...NUMEROUS THUNDERSTORMS...SOME VERY HEAVY...WERE OCCURRING OVER WESTCENTRAL...NORTHCENTRAL THROUGH CENTRAL MISSOURI. THE STORMS WERE EAST OF A LINE FROM TRENTON TO KANSAS CITY TO CLINTON. THESE STORMS HAVE A HISTORY OF PRODUCING FROM 3 TO 5 INCH RAINFALLS WHICH HAVE BEEN CAUSING LOCALIZED FLOODING OF LOW LYING AREAS AS THEY MOVE EAST 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, 1:41 AM CDT, 4 minutes before
MOZ-004-005-008-009-120745- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI 135 AM CDT THU AUG 12 1993 ...FLASH FLOOD WATCH IN EFFECT FOR NORTHWEST AND WESTCENTRAL MISSOURI... AT 130 AM...NUMEROUS THUNDERSTORMS...SOME VERY HEAVY...WERE OCCURRING OVER WESTCENTRAL...NORTHCENTRAL THROUGH CENTRAL MISSOURI. THE STORMS WERE EAST OF A LINE FROM TRENTON TO KANSAS CITY TO CLINTON. THESE STORMS HAVE A HISTORY OF PRODUCING FROM 3 TO 5 INCH RAINFALLS WHICH HAVE BEEN CAUSING LOCALIZED FLOODING OF LOW LYING AREAS AS THEY MOVE EAST 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
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, 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 |
| Aug 12, 4:56 AM CDT | Flash Flood Warning | EAX | Gasconade | 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.