Alert archive / Missouri / Flash Flood Warnings in 1986
Flash Flood Warning 15, NWS Kansas City, MO
NWS Kansas City, MO issued this flash flood warning at Oct 3, 1986, 4:45 AM CDT for Boone County, Moniteau County, Missouri. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Oct 3, 1986, 4:45 AM CDT (09:45 UTC)
- Expired
- Oct 3, 1986, 9:00 AM CDT
- In force
- 4 hr
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
Counties Boone County, MO, Moniteau County, MO
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Springfield, MO (KUMN), launched 00:00Z, 9.8 hours before the alert went out and 244 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
- 1026 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 775 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 332 m²/s²
- 0-3 km storm-relative helicity
- 391 m²/s²
- Significant tornado parameter
- 2.6
- Supercell composite
- 10.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCOU 030945 FFWCOU MOC015-019-041-053-089-135-141-159-175-195-031400- BULLETIN - IMMEDIATE BROADCAST REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE COLUMBIA MO 445 AM CDT FRI OCT 3 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 900 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF CENTRAL MISSOURI...BENTON...BOONE...CHARITON...COOPER...HOWARD... MONITEAU...MORGAN...PETTIS...RANDOLPH AND SALINE AT 445 AM CDT MODERATE TO HEAVY SHOWERS AND ISOLATED THUNDERSTORMS COVERED MOST OF CENTRAL MISSOURI. SOME OF THE WARNED AREAS HAVE RECEIVED MORE THAN TWO INCHES OF RAIN SINCE MIDNIGHT AND STREAMS AND RIVERS IN WEST CENTRAL MISSOURI ARE WELL ABOVE FLOOD STAGE. MODERATE TO HEAVY RAIN WILL CONTINUE OVER MUCH OF CENTRAL MISSOURI DURING THE MORNING AS THE REMAINS OF HURRICANE PAINE BRING COPIOUS MOISTURE TO THE AREA. THIS IS A DANGEROUS SITUATION FLASH FLOODING IS LIKELY. MOTORISTS SHOULD ABSOLUTELY NOT ATTEMPT TO CROSS FLOODED LOW WATER BRIDGES OR FLOODED ROADWAYS. BE ALERT FOR RAPIDLY RISING WATER. STAY AWAY FROM FLOODING CREEKS.. STREAMS AND STORM DRAINS. DO NOT ATTEMPT TO WALK OR DRIVE THROUGH FLOWING WATER ESPECIALLY ON SO CALLED LOW WATER BRIDGES COMMON IN RURAL AREAS OF MISSOURI. REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE. HAGEMEYER
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, Oct 3, 1:32 AM CDT, 3 hours 13 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 130 AM CDT FRI OCT 3 1986 ...A TORNADO WATCH IS IN EFFECT FOR A LARGE PORTION OF CENTRAL AND SOUTHWEST MISSOURI UNTIL 7AM... ...FLASH FLOOD WATCH FOR THE NORTHWEST ONE HALF OF MISSOURI AND FOR EAST KANSAS TONIGHT AND FRIDAY MORNING...INCLUDING KANSAS CITY AND ST JOSEPH... AT 130 AM...A LARGE AREA OF RAIN AND SCATTERED STRONG THUNDERSTORMS WAS OVER EASTCENTRAL AND SOUTHEAST KANSAS AND FROM SOUTHWEST AND WESTCENTRAL INTO CENTRAL MISSOURI. THE STRONGEST THUNDERSTORMS WERE 75 TO 100 MILES SOUTH OF KANSAS CITY. STRONG STORMS CONTAINING VERY HEAVY RAIN...AND POSSIBLY STRONG GUSTY WINDS...WILL MOVE ACROSS LINN COUNTY KANSAS BETWEEN 130AM AND 2AM AND MOVE INTO BATES COUNTY MISSOURI BETWEEN 2AM AND 230 AM. THE HEAVY RAINS MAY PRODUCE FLOODING IN LOW LYING AREAS. THE RAIN ACROSS THE KANSAS CITY AREA WAS MOSTLY LIGHT...WITH THE HEAVIER PRECIPITATION SOME 50 MILES TO THE SOUTH AND SOUTHEAST OF KANSAS CITY. THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTHEAST AT 30 TO 35 MILES AN HOUR.
Special weather statement, Oct 3, 2:30 AM CDT, 2 hours 15 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 230 AM CDT FRI OCT 3 1986 ...A TORNADO WATCH IS IN EFFECT FOR A LARGE PORTION OF CENTRAL AND SOUTHWEST MISSOURI UNTIL 7AM... ...FLASH FLOOD WATCH FOR THE NORTHWEST ONE HALF OF MISSOURI AND FOR EAST KANSAS TONIGHT AND FRIDAY MORNING...INCLUDING KANSAS CITY AND ST JOSEPH... AT 230 AM...A LARGE AREA OF RAIN AND SCATTERED STRONG THUNDERSTORMS WAS OVER EASTCENTRAL AND SOUTHEAST KANSAS AND FROM WESTCENTRAL INTO INTO CENTRAL MISSOURI. THE STRONGEST THUNDERSTORMS WERE 75 TO 100 MILES SOUTH AND SOUTHEAST OF KANSAS CITY. STRONG STORMS CONTAINING VERY HEAVY RAIN...AND POSSIBLY STRONG GUSTY WINDS...WILL MOVE ACROSS EASTERN BATES COUNTY MISSOURI BETWEEN 230AM AND 3AM AND INTO HENRY AND ST CLAIR COUNTIES BETWEEN 3 AND 330AM. THE HEAVY RAINS WILL PRODUCE FLOODING IN LOW LYING AREAS. LIGHT TO MODERATE RAIN WAS OVER THE SOUTHERN SECTIONS OF THE KANSAS CITY METROPOLITAN AREA WITH THE HEAVY RAINS WELL TO THE SOUTH OF KANSAS CITY. THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR.
Special weather statement, Oct 3, 4:39 AM CDT, 6 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 430 AM CDT FRI OCT 3 1986 ...A TORNADO WATCH IS IN EFFECT FOR A LARGE PORTION OF CENTRAL AND SOUTHWEST MISSOURI UNTIL 7AM... ...FLASH FLOOD WATCH FOR KANSAS CITY METROPOLITAN AREA THIS MORNING... AND FOR SOUTHWEST...CENTRAL AND NORTHEAST MISSOURI FOR TODAY... AT 430 AM...A LARGE AREA OF RAIN AND SCATTERED STRONG THUNDERSTORMS CONTINUED OVER EASTCENTRAL AND SOUTHEAST KANSAS AND FROM WESTCENTRAL INTO CENTRAL AND NORTHEAST MISSOURI. THE STRONGEST THUNDERSTORMS WERE 75 TO 100 MILES SOUTH OF KANSAS CITY. HEAVY RAIN WILL CONTINUE TO MOVE ACROSS SOUTHERN BATES...HENRY AND ST CLAIR COUNTIES IN MISSOURI UNTIL 6AM AND WILL PRODUCE FLOODING IN LOW LYING AREAS. MOSTLY LIGHT RAIN...WITH SOME MODERATE RAIN OVER THE SOUTHERN SECTIONS ...WILL CONTINUE ACROSS MUCH OF THE KANSAS CITY METROPOLITAN AREA UNTIL AT LEAST 7 TO 8 AM THIS MORNING. THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 40 MILES AN HOUR.
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 2, 10:35 PM CDT | Flash Flood Warning | EAX | Chariton, Randolph | 4 hr |
| Oct 3, 1:52 AM CDT | Severe Thunderstorm Warning | EAX | Benton, Morgan | 53 min |
| Oct 3, 2:10 AM CDT | Tornado Warning | EAX | Benton, Morgan | 65 min |
| Oct 3, 3:00 AM CDT | Tornado Warning | EAX | Miller, Moniteau, Morgan | 60 min |
| Oct 3, 3:00 AM CDT | Tornado Warning | EAX | Cole | 60 min |
| Oct 3, 4:45 AM CDT | Flash Flood Warning | EAX | Benton, Cooper, Morgan, Pettis, Saline | 4 hr |
| Oct 3, 4:45 AM CDT | Flash Flood Warning | EAX | Chariton, Howard, Randolph | 4 hr |
Nearby
Flash Flood Warnings in Missouri, 1986Every flash flood warning in 1986
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.