Alert archive / Missouri / Flash Flood Warnings in 1990
Flash Flood Warning 40, NWS Kansas City, MO
NWS Kansas City, MO issued this flash flood warning at Jun 8, 1990, 7:19 PM CDT for Clay County, Missouri. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Jun 8, 1990, 7:19 PM CDT (00:19 UTC)
- Expired
- Jun 8, 1990, 11:00 PM CDT
- In force
- 4 hr
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
County Clay 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
Topeka, KS (KTOP), launched 00:00Z, 0.3 hours before the alert went out and 111 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
- 5742 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 826 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 243 m²/s²
- Significant tornado parameter
- 6.7
- Supercell composite
- 28.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMCI 090020
FFWMCI
MOC047-090315-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
719 PM CDT FRI JUN 8 1990
THE NATIONAL WEATHER SERVICE IN KANSAS CITY MISSOURI HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1100 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN WEST CENTRAL MISSOURI
...NORTHERN CLAY
AT 715PM CDT SEVERE THUNDERSTORMS WERE MOVING ACROSS NORTHERN CLAY
COUNTY PRODUCING VERY HEAVY RAINFALL. THESE ADDITIONAL RAINFALL
AMOUNTS COUPLED WITH EARLIER RAINS OF TODAY WILL CAUSE SMALL
STREAMS...CREEKS...AND RIVERS TO RUN OUT OF THEIR BANKS.
RAINFALL TOTALS IN NORTHERN CLAY COUNTY ARE EXPECTED TO AVERAGE AROUND
2 TO 3 INCHES WITH HIGHER TOTALS EXPECTED AROUND THE GOLF COURSE AREA
OF EXCELSIOR SPRINGS...WHERE AN EARLIER THUNDERSTORM DUMPED A
LOCALIZED HEAVY AMOUNT OF 4 INCHES OF RAIN.
THIS RAIN IS FALLING ON GROUND THAT HAS BEEN SATURATED FROM THE
FLOODING THAT OCCURRED THIS PAST WEDNESDAY OVER THE SAME AREA.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
POOLEWhat 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, Jun 8, 3:55 PM CDT, 3 hours 24 minutes before
MOZ004-008-082230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 345 PM CDT FRI JUN 8 1990 ...TORNADO WATCH UNTIL 8PM FOR THE KANSAS CITY AND ST. JOSEPH MISSOURI AREAS... AT 345PM...RADAR INDICATED NO THUNDERSTORMS IMMEDIATELY THREATENING THE ST. JOSEPH OR KANSAS CITY METROPOLITAN AREAS. THE ATMOSPHERE THOUGH REMAINS EXTREMELY UNSTABLE ACROSS NORTHWEST MISSOURI AND EASTCENTRAL KANSAS. REDEVELOPMENT OF THUNDERSTORMS IS EXPECTED WITHIN THE NEXT 1 TO 2 HOURS. BY 6PM...THUNDERSTORMS ARE EXPECTED TO DEVELOP AGAIN ALONG THE KANSAS/NEBRASKA BORDER BETWEEN FALLS CITY NEBRASKA AND CONCORDIA KANSAS WITH STORMS TRACKING EAST SOUTHEAST INTO THE TOPEKA ANDd KANSAS CITY AREAS. POOLE
Special weather statement, Jun 8, 4:31 PM CDT, 2 hours 48 minutes before
MOZ004-008-082330- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 425 PM CDT FRI JUN 8 1990 ...TORNADO WATCH UNTIL 8PM FOR THE KANSAS CITY AND ST. JOSEPH MISSOURI AREAS... AT 425PM...RADAR INDICATED THUNDERSTORMS REDEVELOPING RAPIDLY FROM NEAR FALLS CITY NEBRASKA...LOCATED ABOUT 60 MILES NORTHWEST OF KANSAS CITY...SOUTHEAST THROUGH PLATTSBURG AND CARROLLTON MISSOURI TO JUST NORTH OF MARSHALL MISSOURI...ABOUT 70 MILES EAST OF KANSAS CITY. FURTHER REDEVELOPMENT OF THUNDERSTORMS IS EXPECTED OVER THE NEXT 2 HOURS. BY 6PM...THUNDERSTORMS ARE EXPECTED TO DEVELOP ALONG THE KANSAS/NEBRASKA BORDER BETWEEN FALLS CITY NEBRASKA AND CONCORDIA KANSAS WITH STORMS TRACKING EAST SOUTHEAST INTO THE TOPEKA AND KANSAS CITY AREAS. . BECAUSE THE ATMOSPHERE REMAINS VERY UNSTABLE...THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING HAIL...BRIEF GUSTY WINDS...AND VERY HEAVY DOWNPOURS OF RAIN AS THEY MOVE TO THE EAST AT 30 MPH. POOLE
Special weather statement, Jun 8, 5:40 PM CDT, 1 hour 39 minutes before
MOZ004-008-090030- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 530 PM CDT FRI JUN 8 1990 ...TORNADO WATCH UNTIL 8PM FOR THE KANSAS CITY AND ST. JOSEPH MISSOURI AREAS... AT 530PM...RADAR INDICATED STRONG THUNDERSTORMS FROM HIAWATHA KANSAS ...25 MILES NORTHWEST OF ST. JOSEPH MISSOURI...IN A 30 MILE WIDE AREA ...TO 55 MILES NORTHEAST OF KANSAS CITY NEAR CHILLICOTHE MISSOURI. OTHER THUNDERSTORMS WERE LOCATED 80 EAST MILES OF KANSAS CITY ...NEAR GLASGOW. WEAKER STORMS WERE FOUND OVER EAST CENTRAL KANSAS...25 MILES SOUTHWEST OF TOPEKA AND NEAR EMPORIA KANSAS. THESE THUNDERSTORMS MAY PRODUCE HAIL...BRIEF GUSTY WINDS...AND HEAVY DOWNPOURS OF RAIN AS THEY MOVE TO THE EAST AT 35 MPH. POOLE
Special weather statement, Jun 8, 6:40 PM CDT, 39 minutes before
MOZ004-008-090200- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 635 PM CDT FRI JUN 8 1990 ...TORNADO WATCH UNTIL 8PM FOR THE KANSAS CITY AND ST. JOSEPH MISSOURI AREAS... AT 630PM...RADAR INDICATED STRONG THUNDERSTORMS IN A 30 MILE WIDE AREA FROM NEAR ST. JOSEPH MISSOURI...TO 85 MILES EAST OF ST. JOSEPH. ...TO 55 MILES NORTHEAST OF KANSAS CITY NEAR CHILLICOTHE MISSOURI. OTHER STRONG THUNDERSTORMS WERE LOCATED 40 MILES SOUTHEAST OF KANSAS CITY...FROM NEAR HARRISONVILLE MISSOURI TO NEAR ODESSA MISSOURI. STRONG STORMS WERE ALSO OVER EAST CENTRAL KANSAS...25 MILES SOUTH OF TOPEKA TO NEAR GRIDLEY KANSAS. THESE THUNDERSTORMS MAYM PRODUCE HAIL...BRIEF GUSTY WINDS...AND HEAVY DOWNPOURS OF RAIN AS THEY MOVE TO THE EAST AT 35 MPH. HAVEL
Special weather statement, Jun 8, 6:42 PM CDT, 37 minutes before
MOZ004-008-090200- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 635 PM CDT FRI JUN 8 1990 ...TORNADO WATCH UNTIL 8PM FOR THE KANSAS CITY AND ST. JOSEPH MISSOURI AREAS... AT 630PM...RADAR INDICATED STRONG THUNDERSTORMS IN A 30 MILE WIDE AREA FROM NEAR ST. JOSEPH MISSOURI...TO 85 MILES EAST OF ST. JOSEPH. OTHER STRONG THUNDERSTORMS WERE LOCATED 40 MILES SOUTHEAST OF KANSAS CITY...FROM NEAR HARRISONVILLE MISSOURI TO NEAR ODESSA MISSOURI. STRONG STORMS WERE ALSO OVER EAST CENTRAL KANSAS...25 MILES SOUTH OF TOPEKA TO NEAR GRIDLEY KANSAS. THESE THUNDERSTORMS MAY PRODUCE HAIL...BRIEF GUSTY WINDS...AND HEAVY DOWNPOURS OF RAINV AS THEY MOVE TO THE EAST AT 35 MPH. HAVEL
Special weather statement, Jun 8, 6:43 PM CDT, 36 minutes before
MOZ004-008-090200- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 635 PM CDT FRI JUN 8 1990 ...TORNADO WATCH UNTIL 8PM FOR THE KANSAS CITY AND ST. JOSEPH MISSOURI AREAS... AT 630PM...RADAR INDICATED STRONG THUNDERSTORMS IN A 30 MILE WIDE AREA FROM NEAR ST. JOSEPH MISSOURI...TO 85 MILES EAST OF ST. JOSEPH. OTHER STRONG THUNDERSTORMS WERE LOCATED 40 MILES SOUTHEAST OF KANSAS CITY...FROM NEAR HARRISONVILLE MISSOURI TO NEAR ODESSA MISSOURI. STRONG STORMS WERE ALSO OVER EAST CENTRAL KANSAS...25 MILES SOUTH OF TOPEKA TO NEAR GRIDLEY KANSAS. THESE THUNDERSTORMS MAY PRODUCE HAIL...BRIEF GUSTY WINDS...AND HEAVY DOWNPOURS OF RAIN AS XTHEY MOVE TO THE EAST AT 35 MPH. HAVEL
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 7:07 PM CDT | Flash Flood Warning | EAX | Andrew, Buchanan, DeKalb, Holt | 3 hr |
| Jun 8, 7:07 PM CDT | Flash Flood Warning | EAX | Clinton | 3 hr |
| Jun 8, 7:10 PM CDT | Severe Thunderstorm Warning | EAX | Clay | 65 min |
| Jun 8, 7:33 PM CDT | Severe Thunderstorm Warning | EAX | Benton | 42 min |
| Jun 8, 7:38 PM CDT | Severe Thunderstorm Warning | EAX | Ray | 67 min |
| Jun 8, 8:20 PM CDT | Severe Thunderstorm Warning | EAX | Benton, Morgan | 40 min |
| Jun 8, 8:32 PM CDT | Severe Thunderstorm Warning | EAX | Boone, Callaway | 28 min |
| Jun 8, 8:46 PM CDT | Severe Thunderstorm Warning | EAX | Cole | 29 min |
| Jun 8, 8:51 PM CDT | Flash Flood Warning | EAX | Jackson | 3 hr |
| Jun 8, 9:03 PM CDT | Flash Flood Warning | EAX | Cass | 3 hr |
| Jun 8, 9:06 PM CDT | Severe Thunderstorm Warning | EAX | Montgomery, Osage | 54 min |
| Jun 8, 9:08 PM CDT | Flash Flood Warning | EAX | Boone, Cooper, Moniteau | 3 hr |
| Jun 8, 9:08 PM CDT | Flash Flood Warning | EAX | Callaway, Cole, Montgomery, Osage | 3 hr |
| Jun 8, 9:31 PM CDT | Flash Flood Warning | EAX | Johnson | 2 hr |
| Jun 8, 9:41 PM CDT | Flash Flood Warning | EAX | Gasconade, Maries | 3 hr |
| Jun 8, 9:41 PM CDT | Flash Flood Warning | EAX | Miller, Morgan | 3 hr |
| Jun 8, 10:27 PM CDT | Flash Flood Warning | EAX | Henry | 4 hr |
| Jun 9, 1:21 AM CDT | Flash Flood Warning | EAX | Bates, Henry | 3 hr |
Nearby
Flash Flood Warnings in Missouri, 1990Every flash flood warning in 1990
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.