Alert archive / Kansas / Flash Flood Warnings in 1998

Flash Flood Warning 2, NWS Topeka, KS

June 10, 1998Pottawatomie County, Kansas

NWS Topeka, KS issued this flash flood warning at Jun 10, 1998, 9:10 PM CDT for Pottawatomie County, Kansas. It was in force for 3 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 10, 1998, 9:10 PM CDT (02:10 UTC)
Expired
Jun 11, 1998, 12:15 AM CDT
In force
3 hr
Issued by
NWS Topeka, KS
Area
Whole counties

County Pottawatomie County, KS

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 2.2 hours before the alert went out and 74 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 1998-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3869 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 1998-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 196 square meters per square second.1939587897117136Sfc1 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
3869 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
732 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
196 m²/s²
0-3 km storm-relative helicity
235 m²/s²
Significant tornado parameter
3.9
Supercell composite
19.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTOP 110211
FFWTOP
KSC085-087-149-110510-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
910 PM CDT WED JUN 10 1998

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHERN JACKSON COUNTY IN NORTHEASTERN KANSAS
  JEFFERSON COUNTY IN NORTHEASTERN KANSAS
  SOUTHERN POTTAWATOMIE COUNTY IN NORTHEASTERN KANSAS
  
* UNTIL 1215 AM CDT

* AT 900 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL AND EXTENDING
FROM OSKALOOSA WESTWARD ACROSS SOUTHERN JACKSON AND POTTAWATOMIE
COUNTIES HAVE PRODUCED RADAR ESTIMATES OF 2 TO 3 INCHES SINCE 730
PM. ADDITIONAL THUNDERSTORMS THROUGH 930 PM WILL COMBINE WITH HEAVY
RAIN EARLIER IN THE EVENING TO CREATE RAPID RISES AND FLOODING ON
CREEKS AND STREAMS FROM THE WAMEGO AREA EAST THROUGH HOYT AND ALL OF
JEFFERSON COUNTY.


DONT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD!

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGER OF FLOODING.


SW

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 10, 7:13 PM CDTTornado WarningTOPJackson, Shawnee32 min
Jun 10, 7:34 PM CDTTornado WarningTOPJackson, Jefferson, Shawnee31 min
Jun 10, 7:38 PM CDTSevere Thunderstorm WarningTOPLyon, Morris32 min
Jun 10, 7:57 PM CDTTornado WarningTOPLyon33 min
Jun 10, 7:59 PM CDTSevere Thunderstorm WarningTOPCoffey, Lyon, Osage, Wabaunsee31 min
Jun 10, 8:09 PM CDTSevere Thunderstorm WarningTOPJefferson36 min
Jun 10, 8:18 PM CDTSevere Thunderstorm WarningTOPJackson, Pottawatomie, Shawnee, Wabaunsee47 min
Jun 10, 8:36 PM CDTSevere Thunderstorm WarningTOPOsage29 min
Jun 10, 8:48 PM CDTSevere Thunderstorm WarningTOPDouglas, Jefferson27 min
Jun 10, 8:48 PM CDTSevere Thunderstorm WarningTOPAnderson, Franklin27 min
Jun 10, 9:10 PM CDTFlash Flood WarningTOPJackson, Jefferson3 hr

Nearby

Flash Flood Warnings in Kansas, 1998Every flash flood warning in 1998

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.