Alert archive / Kansas / Flash Flood Warnings in 1996

Flash Flood Warning 17, NWS Topeka, KS

June 16, 1996Jefferson County, Shawnee County, Kansas

NWS Topeka, KS issued this flash flood warning at Jun 16, 1996, 10:12 PM CDT for Jefferson County, Shawnee County, Kansas. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 16, 1996, 10:12 PM CDT (03:12 UTC)
Expired
Jun 17, 1996, 12:30 AM CDT
In force
2 hr
Issued by
NWS Topeka, KS
Area
Whole counties

Counties Jefferson County, KS, Shawnee County, KS

The radar

The Topeka radar (KTWX), 59 km from the middle of the area, began a volume at 03:14 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 3.2 hours before the alert went out and 17 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 1996-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2527 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, Topeka, KS at 00:00Z on 1996-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 73 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
2527 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
1266 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
73 m²/s²
0-3 km storm-relative helicity
196 m²/s²
Significant tornado parameter
0.9
Supercell composite
7.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTOP 170312
FFWTOP
KSC177-087-170530-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
1012 PM CDT SUN JUN 16 1996
 
THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A
FLASH FLOOD WARNING       EFFECTIVE UNTIL 1230 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL KANSAS
 
   ...SHAWNEE COUNTY
 
IN NORTHEAST KANSAS
 
   ...JEFFERSON COUNTY
 
THUNDERSTORMS WITH VERY HEAVY RAIN EXTENDING FROM NEAR DOVER THROUGH
TOPEKA INTO THE OSKALOOSA AREA HAVE BECOME NEARLY STATIONARY. THESE
STORMS PRODUCED OVER 1.3 INCHES AT THE TOPEKA AIRPORT IN LESS THAN AN
HOUR. MORE RAIN IS EXPECTED TO CONTINUE IN THESE AREAS THROUGH 1130
PM AND MAY CAUSE FLASH FLOODINGb.
 
DONT DRIVE ACROSS FLOODED ROADS!  MOST FLASH FLOOD DEATHS OCCUR IN
VEHICLES.
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGER OF FLOODING.
 
GDP/SD

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, Jun 16, 6:10 PM CDT, 4 hours 2 minutes before
KSZ008-009-020-021-034-035-170100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
610 PM CDT SUN JUN 16 1996

SEVERE THUNDERSTORM WATCH NUMBER 622 HAS BEEN CANCELLED FOR PART
OF KANSAS.  THE WATCH IS NO LONGER IN EFFECT FOR THE FOLLOWING
COUNTIES...

...NORTH CENTRAL...
CLAY            CLOUD           OTTAWA          REPUBLIC
WASHINGTON

...CENTRAL...
DICKINSON

THE FOLLOWING CITIES ARE NO LONGER INCLUDED IN THE SEVERE
THUNDERhSTORM WATCH...

ABILINE         CLAY CENTER     CONCORDIA
END
Special weather statement, Jun 16, 8:28 PM CDT, 1 hour 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
827 PM CDT SUN JUN 16 1996

SEVERE THUNDERSTORM WATCH NUMBER 622 HAS BEEN CANCELLED FOR PART
OF KANSAS.  THE WATCH IS NO LONGER IN EFFECT FOR THE FOLLOWING
COUNTIES...

...NORTHEAST...
MARSHALL        NEMAHA          POTTAWATOMIE    RILEY

...EAST CENTRAL...
GEARY

THE FOLLOWING CITIES ARE NO LONGER INCLUDED IN THE SEVERE
THUNDERSTORM WATCH...

JUNCTION CITY   MANHATTAN       MARYrSVILLE

DLR
Special weather statement, Jun 16, 9:12 PM CDT, 1 hour before
KSZ012-024-026-037>040-054>056-058-059-170345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
912 PM CDT SUN JUN 16 1996

...SEVERE THUNDERSTORM WATCH 622 FOR PART OF NORTHEAST KANSAS HAS
BEEN ALLOWED TO EXPIRE...

ALTHOUGH SEVERE THUNDERSTORM WATCH NUMBER 622 EXPIRED AT 9PM...
THUNDERSTORMS WILL CONTINUE OVER PARTS OF NORTHEAST KANSAS UNTIL
AFTER MIDNIGHT.

SOME OF THESE STORMS WILL STILL BE CAPABLE OF PRODUCING VERY HEAVY
RAINST...DANGEROUS LIGHTNING...GUSTY WINDS...AND ALSO SOME SMALL HAIL.

REMEMBER...LIGHTNING MAY STRIKE SOME MILES AWAY FROM THE PARENT
CLOUD.  PRECAUTIONS SHOULD BE TAKEN EVEN THOUGH THE THUNDERSTORM IS
NOT DIRECTLY OVERHEAD.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 7:12 PM CDTSevere Thunderstorm WarningTOPJefferson48 min
Jun 16, 7:44 PM CDTSevere Thunderstorm WarningTOPDouglas, Shawnee31 min

Nearby

Flash Flood Warnings in Kansas, 1996Every flash flood warning in 1996

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; radar from the NEXRAD Level II archive.