Alert archive / Kansas / Flash Flood Warnings in 1992

Flash Flood Warning 19, NWS Wichita, KS

August 11, 1992Cowley County, Sumner County, Kansas

NWS Wichita, KS issued this flash flood warning at Aug 11, 1992, 2:58 AM CDT for Cowley County, Sumner County, Kansas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Aug 11, 1992, 2:58 AM CDT (07:58 UTC)
Expired
Aug 11, 1992, 6:00 AM CDT
In force
3 hr
Issued by
NWS Wichita, KS
Area
Whole counties

Counties Cowley County, KS, Sumner County, KS

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 8.0 hours before the alert went out and 225 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.

Skew-T log-pSkew-T log-p diagram, Norman, OK at 00:00Z on 1992-08-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1952 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 1992-08-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1952 J/kg
Mixed-layer CIN
-67 J/kg
Mixed-layer LCL
1601 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
66 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KICT 110801
FFWICT
KSC035-191-111100-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WICHITA KS
258 AM CDT TUE AUG 11 1992
 
THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  600 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL KANSAS
 
   ...COWLEY COUNTY...SUMNER COUNTY
 
SEVERE THUNDERSTORMS CONTINUED TO TRACK ACROSS SUMNER AND COWLEY
COUNTIES OF SOUTH CENTRAL KANSAS...PRODUCING TORRENTIAL RAINS.
 
AT 250 AM CDT...COWLEY COUNTY CIVIL DEFENSE REPORTED THAT 3 FEET OF
WATER HAD ACCUMULATED AT STROTHER FIELD AIRPORT...ABOUT 5 MILES NORTH OF
ARKANSAS CITY.
 
THESE SEVERE THUNDERSTORMS WILL CONTINUE TO DROP HEAVY RAINS ACROSS
SUMNER AND COWLEY COUNTIES FOR THE NEXT COUPLE OF HOURS...LIKELY
PRODUCING FLASH FLOODING OF SMALL STREAMS AND LOW LYING AREAS.
 
 
DO NOT DRIVE YOUR VEHICLE ACROSS WATER-COVERED ROADWAYS. THE
WATER DEPTH AND CURRENT MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.
NOONAN

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, Aug 11, 12:05 AM CDT, 2 hours 53 minutes before
KSZ009-011-012-014-017-110540-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE WICHITA KS
1205 AM CDT TUE AUG 11 1992

...STRONG THUNDERSTORMS WERE DEVELOPING QUICKLY ACROSS SOUTHEAST KANSAS...

AT 1150 PM...RADAR INDICATED A STRONG THUNDERSTORM 10 MILES NORTH CHANUTE
NEAR HUMBOLT.  TORRENTIAL DOWNPOURS...DEADLY CLOUD TO GROUNG LIGHTNING...
SMALL HAIL AND WINDS TO NEAR 50 MPH CAN BE EXPECTED WITH THIS STORM.
PERSONS IN SOUTHEAST KANSAS SHOULD MOVE TO A REINFORCED SHELTER IF THREATENING
WEATHER APPROACHES.

MOVEMENT WAS SOUTH AT 10 MILES AN HOUR.

OTHER SHOWERS AND THUNDERSTORMS WERE SCATTERED ALONG A LINE 20 MILES WIDE
EXTENDING FROM 20 MILES EAST OF CHANUTE TO 40 MILES WEST OF HUTCHINSON AND
INTO WESTERN KANSAS.  STRONG GUSTY WINDS...SMALL HAIL AND DEADLY LIGHTNING
CAN ALSO BE EXPECTED WITH THESE STORMS.  ONCE AGAIN...MOVE TO REINFORCED
SHELTER IF THREATENING WEATHER APPROACHES.

MOVEMENT OF THE LINE WAS SOUTfH AT 10 MILES AN HOUR.

...SEVERE THUNDERSTORM WATCH # 752 CONTINUES UNTIL 4 AM CDT FOR MOST OF
   SOUTH CENTRAL AND SOUTHEAST KANSAS...

NOONAN

The office that day

Everything else NWS Wichita, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 11, 12:13 AM CDTSevere Thunderstorm WarningICTNeosho62 min
Aug 11, 12:25 AM CDTSevere Thunderstorm WarningICTWilson65 min
Aug 11, 1:28 AM CDTSevere Thunderstorm WarningICTWilson62 min
Aug 11, 2:20 AM CDTSevere Thunderstorm WarningICTCowley, Sumner55 min
Aug 11, 3:06 AM CDTFlash Flood WarningICTHarper3 hr
Aug 11, 3:46 AM CDTFlash Flood WarningICTKingman114 min

Nearby

Flash Flood Warnings in Kansas, 1992Every flash flood warning in 1992

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.