Alert archive / Missouri / Flash Flood Warnings in 1996
Flash Flood Warning 45, NWS Kansas City, MO
NWS Kansas City, MO issued this flash flood warning at Jul 21, 1996, 2:50 AM CDT for Johnson County, Pettis County, Missouri. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 21, 1996, 2:50 AM CDT (07:50 UTC)
- Expired
- Jul 21, 1996, 5:50 AM CDT
- In force
- 3 hr
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
Counties Johnson County, MO, Pettis County, MO
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 7.8 hours before the alert went out and 184 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
- 3392 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 1402 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 118 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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.
NWS Kansas City, MO wrote its last area forecast discussion before this flash flood warning went out at Jul 20, 3:37 PM CDT, 11 hours 13 minutes earlier.
Area forecast discussion, Jul 20, 3:37 PM CDT, 11 hours 13 minutes before
NORTHWEST MISSOURI FORECAST DISCUSSION NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO 338 PM CDT SAT JUL 20 1996 SHORT TERM PROBLEM WL BE TRW RDVLPMT LT THIS AFTN INTO TNGT AS FNTL BNDRY RMNS NRLY E CNTRL KS INTO CNTRL MO WITH MID/UPR LEVEL VORT MOVG INTO WRN ARND 06Z...THEN THRU RMNDR OF CWA SUN MRNG. MEANWHILE...LGT TO MDT RW/TRW CONTG VCNTY OF ELEVATD BNDRY IN FAR NRN MO. LATEST ADAP SHOWG MSTR CNVGNC MAX IN NE KS WITH AXIS EXTG FM NRN MO SWWD INTO S CNTRL KS. XPC RPD DVLPMT IN ERN KS\WRN MO BY ERY EVE... WITH ACTVTY MOVG EWD AND ENDG BHND VORT. FFG GEN IN THE 2.5-3.5 RNG WITH HIER AMNTS IN SW PART OF CWA. RNFALL AMNTS SINCE 12Z IN FAR N FM ARND .5 MOST AREAS TO 1.5 IN ATCHISON COUNTY MO. PER DISSCUSION WITH STL...WL INCLUDE ENTR CWA IN FFA TNGT...THO KS PORTIONS OF KC METRO AREA INTO SW CWA BORDERLINE. BNDRY LIFTS NE OUT OF AREA SUN INTO SUN EVE WITH ANOTHER CDFNT APPCHG NW MO BY MON MRNG...MOVG THRU AREA ON MON. WL ADD SCT POPS FAR NW LT SUN NGT AND OVR ENTR CWA MON. MCI BB 071/087 070/087 067 7-13 DJV
In the hours before
Special weather statement, Jul 21, 12:15 AM CDT, 2 hours 35 minutes before
KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040- 043>046-053-054-210900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO 1215 AM CDT SUN JUL 21 1996 ...SEVERE THUNDERSTORM WATCH FOR EASTERN KANSAS AND WESTERN AND CENTRAL MISSOURI ALLOWED TO EXPIRE AT MIDNIGHT... ...FLASH FLOOD WATCH CANCELLED NORTH OF A LINE FROM ATCHISON KANSAS TO CHILLICOTHE TO MERCER...BUT REMAINS IN EFFECT ELSEWHERE... AS OF MIDNIGHT...THE THREAT OF SEVERE THUNDERSTORMS HAD DIMINISHED... AND THEREFORE THE SEVERE THUNDERSTORM WATCH NUMBER 814 HAS BEEN ALLOWED TO EXPIRE. BUT...THE THUNDERSTORMS THAT REMAIN ACROSS THE AREA ARE PRODUCING TORRENTIAL RAINFALL IN SPOTS...AND SEVERAL FLASH FLOOD WARNINGS REMAIN IN EFFECT. FLASH FLOOD WARNINGS REMAIN IN EFFECT FOR THE FOLLOWING... CLAY COUNTY UNTIL 230 AM...RAY...LAFAYETTE AND JOHNSON COUNTIES UNTIL 3 AM...AND PETTIS COUNTY UNTIL 330 AM. THE POTENTIAL FOR FLOODING CONTINUES OVER MUCH OF EXTREME EASTERN KANSAS...WEST CENTRAL AND CENTRAL MISSOURI...AND THE FLASH FLOOD WATCH WILL STAY IN EFFECT OVERNIGHT FOR THESE AREAS. HOWEVER...THE RAIN HAS ENDED OVER NORTHWEST MISSOURI AND FAR NORTHEAST KANSAS...AND THE FLASH FLOOD WATCH HAS BEEN CANCELLED FOR AN AREA NORTH OF A LINE FROM ATCHISON KANSAS...EASTWARD TO MAYSVILLE AND CHILLICOTHE...AND THEN NORTHWARD TO SPICKARD AND MERCER. THE FOLLOWING COUNTIES HAVE BEEN CLEARED FROM THE FLASH FLOOD WATCH... ATCHISO`N KS...DONIPHAN KS...ATCHISON MO...NODAWAY...HOLT...ANDREW... BUCHANAN...WORTH...GENTRY...DE KALB....CLINTON...HARRISON...DAVIESS... CALDWELL...MERCER...GRUNDY...AND LIVINGSTON. WELVAERT
Local storm report, Jul 21, 1:48 AM CDT, 1 hour 2 minutes before
LOCAL STORM REPORT SUMMARY
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
145 AM CDT SUN JUL 21 1996
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0613 PM LEAVENWORTH KS WIND DAMAGE
07/20/96 LEAVENWORTH LARGE TREE BLOWN DOWN IN
LEAVENWORTH
0635 PM PLATTE CITY MO WIND DAMAGE
07/20/96 PLATTE LARGE TREES AND POWER
LINES BLOWN DOWN 1 MILE
SOUTH OF PLATTE CITY
0645 PM SMITHVILLE MO WIND DAMAGE
07/20/96 CLAY TREES BLOWN DOWN IN
SMITHVILLE
0705 PM MO WIND DAMAGE
07/20/96 CLAY WIND DAMAGE AT
INTERSECTION OF ROUTE 169
AND I-435...8 MILES EAST
OF KCI AIRPORT
0740 PM KANSAS CITY MO FLOODING
07/20/96 JACKSON 1-2 INCHES OF RAIN AT
STATE LINE ROAD AND 95TH
STREET
0742 PM GLADSTONE MO FLOODING
07/20/96 CLAY 1-2 INCHES OF RAIN IN ONE
HOUR AT 106TH AND WALNUT
0815 PM INDEPENDENCE MO WIND DAMAGE
07/20/96 JACKSON NUMEROUS WINDOWS WERE
BROKEN AND POWER LINES
DOWNED AT 23RD AND LEE'S
SUMMIT ROAD
0815 PM JAMESON MO FLOODING
07/20/96 DAVIESS WATER COVERED HIGHWAY 13
0915 PM PAOLA KS WIND DAMAGE
07/20/96 MIAMI WINDOWN ON TOWN SQAURE
BLOWN OUT
1215 AM RICHMOND MO FLOODING
07/21/96 RAY SEVERAL ROAD CLOSURES IN
THE RICHMOND AREA. REPORTS
OF SEWER BACKUPS INTO
HOUSES IN RICHMOND AREA.
1220 AM CONCORDIA MO FLOODING
07/21/96 LAFAYETTE 23 HIGHWAY FROM I-70 TO
JOHNSON COUNTY BORDER
UNDER 1-3 FEET OF WATER
ROUTE 24 ALONG THE
MISSOURI RIVER FROM
LEXINGTON TO WELLINGTON
UNDER WATER
1230 AM SEDALIA MO FLOODING
07/21/96 PETTIS 50 HIGHWAY WEST OF LAMONT
CLOSED...ROUTE 65 NORTH OF
SEDALIA UNDER A FOOT OF
WATER
1230 AM MO FLOODING
07/21/96 JOHNSON ROUTES E AND 23 FLOODED
BODNERThe office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 10:36 PM CDT | Flash Flood Warning | EAX | Clay | 4 hr |
| Jul 20, 10:58 PM CDT | Flash Flood Warning | EAX | Lafayette | 4 hr |
| Jul 20, 11:04 PM CDT | Flash Flood Warning | EAX | Ray | 4 hr |
| Jul 20, 11:16 PM CDT | Flash Flood Warning | EAX | Johnson | 4 hr |
| Jul 20, 11:23 PM CDT | Flash Flood Warning | EAX | Pettis | 4 hr |
| Jul 21, 2:50 AM CDT | Flash Flood Warning | EAX | Johnson, Pettis | 3 hr |
Nearby
Flash Flood Warnings in Missouri, 1996Every flash flood warning in 1996
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.