Alert archive / Missouri / Flash Flood Warnings in 1998
Flash Flood Warning 56, NWS Kansas City, MO
NWS Kansas City, MO issued this flash flood warning at Oct 17, 1998, 7:05 PM CDT for Johnson 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 outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Oct 17, 1998, 7:05 PM CDT (00:05 UTC)
- Expired
- Oct 17, 1998, 10:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Johnson County, MO
The radar
The Pleasant Hill radar (KEAX), 34 km from the middle of the area, began a volume at 00:05 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 0.1 hours before the alert went out and 155 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
- 14 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 1191 m above ground
- 0-6 km bulk shear
- 71 kt
- 0-1 km storm-relative helicity
- -76 m²/s²
- 0-3 km storm-relative helicity
- 222 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMCI 180004
FFWMCI
MOC101-180300-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE KANSAS CITY-PLEASANT HILL MO
705 PM CDT SAT OCT 17 1998
THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A
* FLASH FLOOD WARNING FOR...
JOHNSON COUNTY IN MISSOURI
INCLUDING WARRENSBURG
* UNTIL 1000 PM CDT
* AT 705 PM CDT...3.96 INCHES OF RAIN WAS REPORTED IN THE
WARRENSBURG AREA. IN ADDITION...NUMEROUS ROADS AROUND THE COUNTY
WERE REPORTED CLOSED DUE TO HIGH WATER.
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.
LAT...LON 3889 9410 3858 9410 3857 9353 3891 9354What 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 Oct 17, 2:10 PM CDT, 4 hours 55 minutes earlier.
Area forecast discussion, Oct 17, 2:10 PM CDT, 4 hours 55 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO 210 PM CDT SAT OCT 17 1998 ACTIVE WEATHER SCENARIO SETTING UP THIS AFTERNOON...SO WILL KEEP THIS SHORT. LINE OF THUNDERSTORMS INTENSIFYING THIS AFTERNOON ALONG AND AHEAD OF APPROACHING FRONT...AND IN RRQ OF EXITING 100+ KT H3 JET. PRECIPITATION THREAT TO CONTINUE INTO THE EVENING OVER MOST OF CWA...SO WILL STAGGER POPS FROM WEST TO EAST...GOING CATEGORICAL IN THE EAST. CONCERNS FOR LOCALLY HEAVY RAINS THIS EVENING ACROSS MOST OF CWA...BUT FEEL FRONT WILL ACCELERATE AND PUSH PRECIP OUT OF CWA TOWARDS MIDNIGHT OR SHORTLY THEREAFTER. WILL WORD CENTRAL AND EASTERN ZONES WITH LOCAL HEAVY RAIN THREAT IN MIND...COORD STL. REMAINDER OF FORECAST PACKAGE PRESENTS CHALLENGES WITH TEMPERATURES. TRENDED TEMPERATURES UP A NOTCH IN MOST ZONES...MORE IN LINE WITH FWC GUIDANCE AND WITH MODEL TRENDS. NOT TOO OPTIMISTIC FOR PRECIP CHANCES TUESDAY WITH APPROACHING CLIPPER SYSTEM...BUT WILL LEAVE FOR NOW AND SEE HOW LATER RUNS PAN OUT. .EAX... MO...NONE. KS...NONE. HUDSON
In the hours before
Local storm report, Oct 17, 4:08 PM CDT, 2 hours 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
408 PM CDT SAT OCT 17 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0235 PM LEES SUMMIT MO WIND DAMAGE
10/17/98 JACKSON *** 1 INJ ***
FOUR SOUTH FACING
WINDOWS BLOWN OUT AT
APARTMENT COMPLEX.
0235 PM LEES SUMMIT MO WIND DAMAGE
10/17/98 JACKSON SIX INCH DIAMETER TREE
LIMBS DOWN. TREE WITH
8 TO 9 INCH TRUNK AND
FENCE BLOWN DOWN.
0313 PM LATOUR MO WIND DAMAGE
10/17/98 JOHNSON TREES DOWN NEAR LATO,UR.
ONE ON A POWER LINE AND
ONE ON A TRAILER.Local storm report, Oct 17, 4:08 PM CDT, 2 hours 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
408 PM CDT SAT OCT 17 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0235 PM LEES SUMMIT MO WIND DAMAGE
10/17/98 JACKSON *** 1 INJ ***
FOUR SOUTH FACING
WINDOWS BLOWN OUT AT
APARTMENT COMPLEX.
0235 PM LEES SUMMIT MO WIND DAMAGE
10/17/98 JACKSON SIX INCH DIAMETER TREE
LIMBS DOWN. TREE WITH
8 TO 9 INCH TRUNK AND
FENCE BLOWN DOWN.
0313 PM LATOUR MO WIND DAMAGE
10/17/98 JOHNSON TREES DOWN NEAR LATO,UR.
ONE ON A POWER LINE AND
ONE ON A TRAILER.The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 17, 10:09 PM CDT | Flash Flood Warning | EAX | Johnson | 6 hr |
Nearby
Flash Flood Warnings in Missouri, 1998Every flash flood warning in 1998
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; radar from the NEXRAD Level II archive.