Alert archive / Kansas / Flash Flood Warnings in 1992

Flash Flood Warning 11, NWS Topeka, KS

July 19, 1992Riley County, Kansas

NWS Topeka, KS issued this flash flood warning at Jul 19, 1992, 8:48 PM CDT for Riley County, Kansas. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Jul 19, 1992, 8:48 PM CDT (01:48 UTC)
Expired
Jul 19, 1992, 11:00 PM CDT
In force
2 hr
Issued by
NWS Topeka, KS
Area
Whole counties

County Riley County, KS

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 1.8 hours before the alert went out and 100 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, Topeka, KS at 00:00Z on 1992-07-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3063 joules per kilogram.LCLEL10008507005003002001001 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, Topeka, KS at 00:00Z on 1992-07-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 square meters per square second.1939Sfc1 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
3063 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
1351 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
91 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTOP 200150
FFWTOP
KSC161-200400-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
848 PM CDT SUN JUL 19 1992
 
THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A
FLASH FLOOD WARNING  EFFECTIVE UNTIL 11 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST KANSAS
 
   ...SOUTHEASTERN RILEY COUNTY
 
...FLOODING IN LIKELY IN THE CITY OF MANHATTAN...
 
A SEVERE THUNDERSTORM HAS REMAINED STATIONARY ACROSS SOUTHEAST RILEY
COUNTY...CLOSE TO THE CITY OF MAHNATTAN SINCE AROUND 8 PM.  3 1/2 INCHES
OF RAIN FELL IN MANHATTAN DURING THIS PERIOD OF TIME.
 
THIS AMOUNT OF RAIN IN SUCH A SHORT TIME WILL RESULT IN RAPID
RISES ALONG ALL SMALLER CREEKS...AS WELL AS FLOODING OF ROADS..LOW
SPOTS AND OTHER TYPICALLY FLOOD PRONE AREAS.
 
FLOODING PROBLEMS CAN BE EXPECTED IN MANHATTAN THROUGH AT LEAST 10 PM.
 
IF YOU ARE IN MANHATTAN...OR OTHER LOCATIONS ACROSS SOUTHEAST RILEY
COUNTY...BE ALERT FOR FLOODING AND BE PREPARED TO QUICKLY MOVE TO HIGHER
GROUND IF FLOODING IF OBSERVED.
 
MOST FLOODING 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 SMALNL
ONE...ON FOOT.
 
FELDT

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, Jul 19, 5:47 PM CDT, 3 hours 1 minute before
KSZ007-008-010-011-192345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CONCORDIA KS
545 PM CDT SUN JUL 19 1992

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 10 PM CDT FOR ALL OF NORTH
CENTRAL KANSAS AND ALL OF CENTRAL KANSAS EXCEPT BARTON...RICE AND MCPHERSON
COUNTIES...

...SEVERE THUNDERSTORM WARNING FOR SOUTHERN OSBORNE COUNTY HAS EXPIRED AND
WILL NOT BE EXTENDED...

AT 545 PM CDT RADAR INDICATED A FEW THUNDERSTORMS LOCATED IN OSBORNE..LINCOLN
AND MITCHELL COUNTIES.  THE STRONGEST THUNDERSTORMS WERE 20 MILES NORTH
OF RUSSEL OR NEAR NATOMA WHICH HAD REPORTS OF 60- 70 MPH WINDS AND LARGE
HAIL.  THE OTHER STORMS WERE NEAR BELOIT.

WINDS AND LARGE HAIL CAN BE EXPECTED FROM THESE ST$ORMS.  THEY WERE MOVING
EAST SOUTHEAST AT 25 MPH.
TA
Special weather statement, Jul 19, 6:43 PM CDT, 2 hours 5 minutes before
KSZ013-014-015-016-200030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
643 PM CDT SUN JUL 19 1992

...SHOWERS AND THUNDERSTORMS DEVELOPED OVER NORTHEAST KANSAS...

AT 635 PM A VERY STRONG THUNDERSTORM DEVELOPED JUST SOUTH OF MANHATTAN.
THIS STORM IS CAPABLE OF PRODUCING VERY HEAVY RAIN...PEA TO MARBLE HAIL
...GUSTY WINDS TO 45 MPH AND DEADLY LIGHTNING. THE STORM WAS MOVING TO
THE SOUTHEAST AT 15 MPH AND WILL MOVE INTO THE ALMA VICINITY BY 730 PM.

OTHER THUNDERTORMS DEVELOPED 25 MILES NORTH OF TOPEKA...NEAR HOLTON AND
NEAR SENECA.
Special weather statement, Jul 19, 7:46 PM CDT, 1 hour 2 minutes before
KSZ013-014-015-016-200145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
746 PM CDT SUN JUL 19 1992

...STRONG THUNDERSTORMS HAD DEVELOPED ACROSS NORTHEAST KANSAS...

A LINE OF THUNDERSTORMS HAD DEVELOPED FROM NEAR ST. JOSEPH MISSOURI
ACROSS HOLTON AND VALLEY FALLS TO THE ROSSVILLE/SILVER LAKE/ST
MARYS AREA THEN WEST TO WAMEGO AND MANHATTAN.

MOST OF THESE THUNDERSTORMS WERE PRODUCING VERY HEAVY RAIN...
FREQUENT DANGEROUS LIGHTNING...AND PEA TO MARBLE SIZE HAIL.

THE STORMS WERE DRIFTING EAST AT 20 MILES AN HOUR.  BETWEEN 745 AND 830
PM...THUNDERSTORMS WILL CONTINUE ACROSS PARTS OF
ATCHINSON...JEFFERSON...JACKSON...NORTH SHAWNEE...WABAUNSEE AND
POTTAWATOMIE COUNTIES.

IF YOU ARE IN THIS AREA...KEEP ALERT TO WEATHER CONDITIONS.  IF
OUTSIDE...TRY TO STAY CLOSE TO SHELTER.

THE STORMS ARE LIKELY TO SAG SOUTH INTO TOPEKA AFTER 830 PM.

FELDT
Special weather statement, Jul 19, 8:19 PM CDT, 29 minutes before
KSZ013-014-015-016-200215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
818 PM CDT SUN JUL 19 1992

...A VERY STRONG THUNDERSTORM WAS LOCATED NEAR MANHATTAN...

AT 820 PM...A STRONG THUNDERSTORM WAS LOCATED JUST SOUTH OF MANHATTAN.
THIS STORN WAS LIKELY PRODUCING VERY HEAVY RAIN...WIND GUSTS TO
AROUND 50 MPH...AND HAIL.

BETWEEN 820 AND 9PM...THIS STRONG STORM WILL MOVE EAST AT 20 MILES AN
HOUR MOVING JUST SOUTH OF MANHATTAN.$

FELDT
Special weather statement, Jul 19, 8:30 PM CDT, 18 minutes before
KSZ007-008-010-011-200230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CONCORDIA KS
829 PM CDT SUN JUL 19 1992

AT 827 PM CDT...A 20 MILES WIDE AREA OF STRONG THUNDERSTORMS EXTENDED
ALONG A LINE FROM ABOUT 30 MILES WEST NORTHWEST OF CONCORDIA OR JUST
WEST OF JEWELL TO 20 MILES SOUTHEAST OF CONCORDIA NEAR MILTONVALE.
THE STRONGEST STORMS WERE LOCATED 12 MILES SOUTH OF CONCORDIA AND 25
MILES SOUTHWEST OF CONCORDIA JUST SOUTH OF BELOIT. VERY HEAVY RAIN...SMA
 DANGEROUS LIGHTNING WILL ACCOMPANY THESE STORMS.

URBAN
Special weather statement, Jul 19, 8:33 PM CDT, 15 minutes before
KSZ007-008-010-011-200230-

SPECIAL WEATHER STATEMENT...CORRECT LAST SENTENCE
NATIONAL WEATHER SERVICE CONCORDIA KS
829 PM CDT SUN JUL 19 1992

AT 827 PM CDT...A 20 MILES WIDE AREA OF STRONG THUNDERSTORMS EXTENDED
ALONG A LINE FROM ABOUT 30 MILES WEST NORTHWEST OF CONCORDIA OR JUST
WEST OF JEWELL TO 20 MILES SOUTHEAST OF CONCORDIA NEAR MILTONVALE.
THE STRONGEST STORMS WERE LOCATED 12 MILES SOUTH OF CONCORDIA AND 25
MILES SOUTHWEST OF CONCORDIA JUST SOUTH OF BELOIT. VERY HEAVY RAIN...SMALL
HAIL AND DANGEROUS LIGHTNING WILL ACCOMPANY THESE STORMS AS THEY MOVE TO
THE EAST AT 20 MPH.

URBAN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 19, 7:04 PM CDTSevere Thunderstorm WarningTOPCloud41 min
Jul 19, 8:04 PM CDTFlash Flood WarningTOPJackson, Shawnee3 hr
Jul 19, 8:20 PM CDTSevere Thunderstorm WarningTOPRiley40 min
Jul 19, 9:16 PM CDTFlash Flood WarningTOPGeary3 hr
Jul 20, 1:52 AM CDTFlash Flood WarningTOPClay, Washington6 hr
Jul 20, 2:26 AM CDTFlash Flood WarningTOPBarton, Russell6 hr

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.