Alert archive / Kansas / Flash Flood Warnings in 1986
Flash Flood Warning 4, NWS Wichita, KS
NWS Wichita, KS issued this flash flood warning at Oct 2, 1986, 11:30 PM CDT for Chautauqua County, Montgomery County, Kansas. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Oct 2, 1986, 11:30 PM CDT (04:30 UTC)
- Expired
- Oct 3, 1986, 6:00 AM CDT
- In force
- 7 hr
- Issued by
- NWS Wichita, KS
- Area
- Whole counties
Counties Chautauqua County, KS, Montgomery County, KS
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, 4.5 hours before the alert went out and 197 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
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, Oct 2, 5:38 PM CDT, 5 hours 52 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WICHITA KS 535 PM CDT THU OCT 2 1986 ...FLASH FLOOD WATCH FOR MOST OF THE EAST HALF OF KANSAS THIS AFTER NOON AND TONIGHT... AT 530 PM...A VERY LARGE AREA OF RAIN AND IMBEDDED THUNDERSTORMS COVERED MOST OF KANSAS AND NORTHERN OKLAHOMA...SOUTH OF A LINE FROM LAWRENCE TO CLAY CENTER TO RUSSELL TO NEAR ASHLAND. VERY HEAVY RAINS WERE MOSTLY ACROSS SOUTHEAST KANSAS AND NORTHERN OKLAHOMA. THE AREA OF HEAVIEST RAINS WAS ABOUT 35 MILES WIDE EXTENDING FROM NEAR BLUE MOUND TO JUST WEST OF COFFEYVILLE IN KANSAS CONTINUING INTO OKLAHOMA TO ABOUT 30 MILES NORTH OF OKLAHOMA CITY. MOVEMENT WAS TO THE NORTHEAST AT 40 MPH. OCCASIONAL VERY HEAVY DOWNPOURS OF RAINS CAN STILL BE EXPECTED TO THE SOUTHEAST OF A BLUE MOUND TO COFFEYVILLE LINE AND SOME URBAN AND LOWLAND FLOODING IS LIKELY WITH THE HEAVIER RAINFALLS.
Special weather statement, Oct 2, 6:41 PM CDT, 4 hours 49 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WICHITA KS 640 PM CDT THU OCT 2 1986 ...FLASH FLOOD WATCH FOR MOST OF THE EAST HALF OF KANSAS THIS AFTER NOON AND TONIGHT... AT 630 PM...RAIN AND IMBEDDED THUNDERSTORMS COVERED MOST OF KANSAS AND NORTHERN OKLAHOMA...SOUTH AND EAST OF A LINE FROM NEAR PAOLA TO TOPEKA TO CLAY CENTER THEN SOUTHWEST TO NEAR COLDWATER. THE HEAVIEST RAINS WERE IN SOUTHEAST PARTS MAINLY FROM FORT SCOTT TO JUST WEST OF COFFEYVILLE. MOVEMENT WAS TO THE NORTHEAST AT AROUND 40 MPH. VERY HEAVY DOWNPOURS OF RAIN IS STILL LIKELY SOUTHEAST OF A LINE FROM FORT SCOTT TO THE COFFEYVILLE AREA. SOME URBAN AND LOWLAND FLOODING ...ESPECIALLY IN LOW LYING0 AREAS IS LIKELY WITH THE PASSAGE OF THE HEAVIER STORMS.
Special weather statement, Oct 2, 7:46 PM CDT, 3 hours 44 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WICHITA KS 740 PM CDT THU OCT 2 1986 ...FLASH FLOOD WARNING IN EFFECT UNTIL MIDNIGHT FOR SOUTHEAST KANSAS FROM GREENWOOD...ELK AND CHAUTAUQUA COUNTIES TO THE EAST BORDER... ...FLASH FLOOD WATCH FOR MOST OF THE EAST HALF OF KANSAS THIS AFTER NOON AND TONIGHT... AT 730 PM...RAIN AND IMBEDDED THUNDERSTORMS COVERED MOST OF KANSAS AND NORTHERN OKLAHOMA...SOUTH AND EAST OF A LINE FROM TOPEKA TO NEAR MINNEAPOLIS TO GREAT BEND TO NEAR COLDWATER. HEAVIEST RAINS WERE GENERALLY SOUTHEAST FROM A FORT SCOTT TO JUST EAST OF COFFEYVILLE LINE...BUT MORE WERE INCREASING IN SOUTHERN COWLEY SOUTH INTO OKLAHOMA. MOVEMENT WAS TO THE NORTHEAST AT AROUND 40 MPH. IN THE WARNING AREA ADDITIONAL HEAVY RAINS LATE THIS AFTERNOON HAVE CAUSED MANY ROADS TO BE CLOSED AND MOST RIVERS AND STREAMS ARE AT BANKFULL OR FLOODING. DO NOT ATTEMPT TO CROSS ANY ROADWAYS THAT ARE OVERRUN WITH HIGH WATERS THEY MAY BE DEEPER THAN THEY APPEAR.
Special weather statement, Oct 2, 8:39 PM CDT, 2 hours 51 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WICHITA KS 840 PM CDT THU OCT 2 1986 ...FLASH FLOOD WARNING IN EFFECT UNTIL MIDNIGHT FOR SOUTHEAST KANSAS FROM GREENWOOD...ELK AND CHAUTAUQUA COUNTIES TO THE EAST BORDER... ...FLASH FLOOD WATCH FOR MOST OF THE EAST HALF OF KANSAS TONIGHT... AT 830 PM...RAIN AND THUNDERSTORMS ACROSS NORTH CENTRAL AND NORTHEAST KANSAS HAS DIMINISHED SINCE 7 30 PM...BUT CONTINUED TO BLANKET MOST OF THE SOUTH HALF OF THE STATE...WITH THE HEAVIEST RAINS IN SOUTHEAST PARTS. THE NORTH EDGE OF THE AREA WAS FROM NEAR PLEASANTON TO NEAR GREAT BEND WITH THE HEAVIER RAINS SOUTH FROM NEAR TORONTO TO NEAR PITTSBURG. MOVEMENT WAS TO THE NORTHEAST AT 35 MPH. IN THE WARNING AREA ADDITIONAL HEAVY RAINS LATE THIS AFTERNOON HAVE CAUSED MANY ROADS TO BE CLOSED AND MOST RIVERS AND STREAMS ARE AT BANKFULL OR FLOODING. DO NOT ATTEMPT TO CROSS ANY ROADWAYS THAT ARE OVERRUN WITH HIGH WATERS THEY MAY BE DEEPER THAN THEY APPEAR. THUNDERSTORMS WERE INCREASING ACROSS NORTHEAST OKLAHOMA.
Special weather statement, Oct 2, 9:36 PM CDT, 1 hour 54 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WICHITA KS 940 PM CDT THU OCT 2 1986 ...FLASH FLOOD WARNING IN EFFECT UNTIL MIDNIGHT FOR SOUTHEAST KANSAS FROM GREENWOOD...ELK AND CHAUTAUQUA COUNTIES TO THE EAST BORDER... ...FLASH FLOOD WATCH FOR MOST OF THE EAST HALF OF KANSAS TONIGHT... AT 930 PM...RAIN AND THUNDERSTORMS HAD WEAKENED ACROSS SOUTHEAST PARTS OF KANSAS SINCE 8 30 PM...BUT MORE HEAVIER RAINS WERE MOVING NORTHEAST ACROSS NORTHERN OKLAHOMA AND WILL LIKELY MOVE BACK ACROSS SOUTH CENTRAL AND SOUTHEAST KANSAS DURING THE REMAINDER OF THE NIGHT. IT WAS MOSTLY LIGHT SHOWERS NORTH OF A LINE FROM NEAR YATES CENTER TO CALDWELL TO AETNA...WITH MODERATE TO HEAVY RAINS STILL ACROSS THE SOUTHEAST COUNTIES...AND HEAVIER THUNDERSTORMS WERE IN NORTH OKLAHOM FROM SOUTHWEST OF BLACKWELL TO SOUTHWEST OF ENID AND IN THE AREA NORTH AND WEST OF TULSA. THESE STORMS WILL LIKELY MOVE BACK INTO THE AREA FROM ARKANSAS CITY TO THE EAST BORDER BEFORE THE NIGHT IS OVER.
Special weather statement, Oct 2, 10:39 PM CDT, 51 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WICHITA KS 1040 PM CDT THU OCT 2 1986 ...FLASH FLOOD WARNING IN EFFECT UNTIL MIDNIGHT FOR SOUTHEAST KANSAS FROM GREENWOOD...ELK AND CHAUTAUQUA COUNTIES TO THE EAST BORDER... ...FLASH FLOOD WATCH FOR MOST OF THE EAST HALF OF KANSAS TONIGHT... AT 1030 PM...HEAVY RAINS HAVE AGAIN INVADED EXTREME SOUTH CENTRAL KANSAS...FROM CALDWELL EAST TO NEAR CHAUTAUQUA. THE NARROW BAND ABOUT 25 MILES WIDE HAS MOVED OUT OF NORTH OKLAHOMA AND MOVING NORTHEAST AT 35 MPH. THESE HEAVIER THUNDERSTORMS WERE PART OF AN OVERALL AREA OF SHOWERS AND THUNDERSTORMS THAT WAS SOUTH OF A LINE FROM THE OKLAHOMA PANHANDLE NORTHEAST TO NEAR MC PHERSON TO RJUST SOUTH OF TOPEKA THEN SOUTHEAST TO NEAR LA CYGNE. THE HEAVIER RAINS WILL ONLY CAUSE MORE PROBLEMS FOR THE RAINSOAKED AREA OF SOUTH CENTRAL AND SOUTHEAST KANSAS WHERE MANY RIVERS AND STREAMS ARE ALREADY BANKFULL OR OVERFLOWING.
The office that day
Everything else NWS Wichita, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 2, 11:30 PM CDT | Flash Flood Warning | ICT | Elk, Greenwood, Wilson, Woodson | 7 hr |
| Oct 2, 11:30 PM CDT | Flash Flood Warning | ICT | Allen, Bourbon, Crawford, Neosho | 7 hr |
| Oct 2, 11:30 PM CDT | Flash Flood Warning | ICT | Cherokee, Labette | 7 hr |
Nearby
Flash Flood Warnings in Kansas, 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.