Alert archive / Kansas / Flash Flood Warnings in 2004

Flash Flood Warning 52, NWS Topeka, KS

August 27, 2004Douglas County, Kansas

NWS Topeka, KS issued this flash flood warning at Aug 27, 2004, 8:28 PM CDT for Douglas County, Kansas. It was in force for 3 hr. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 27, 2004, 8:28 PM CDT (01:28 UTC)
Expired
Aug 27, 2004, 11:15 PM CDT
In force
3 hr
Issued by
NWS Topeka, KS
Area
Counties, with a storm outline in the text

County Douglas County, KS

The radar

The Topeka radar (KTWX), 83 km from the middle of the area, began a volume at 01:28 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.

What was reported inside it

TimeReportWhereRemark
Aug 27, 9:02 PM CDTFLASH FLOODLawrence, KSSOME STREETS IN LAWRENCE FLOODING

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 1.5 hours before the alert went out and 33 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 2004-08-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3473 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 00:00Z on 2004-08-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 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
3473 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1317 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
2.8
Supercell composite
28.1

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KTOP 280132
FFWTOP
KSC045-280415-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
828 PM CDT FRI AUG 27 2004

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  DOUGLAS COUNTY IN EAST CENTRAL KANSAS

* UNTIL 1115 PM CDT

* AT 823 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
 VERY HEAVY RAIN FROM A LINE OF THUNDERSTORMS EXTENDING NORTHEAST TO 
 SOUTHWEST ACROSS DOUGLAS COUNTY. RAINFALL AMOUNTS OF OVER TWO       
 INCHES HAVE BEEN ESTIMATED BY RADAR SINCE 630 PM BETWEEN LAWRENCE   
 AND EUDORA. INDIVIDUAL THUNDERSTORMS WILL CONTINUE TO MOVE          
 NORTHEAST ACROSS DOUGLAS COUNTY AS THE LINE OF THUNDERSTORMS SLOWLY 
 MOVES TO THE SOUTHEAST. THUNDERSTORMS MAY PRODUCE ANOTHER ONE TO    
 THREE INCHES OF RAINFALL THROUGH 10 PM ACROSS DOUGLAS COUNTY.

* LOCATIONS IMPACTED INCLUDE...
  LAWRENCE
  EUDORA

RUNOFF FROM THESE STORMS WILL CAUSE FLASH FLOODING OF CREEKS AND
STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY ROADS AND FARMLANDS
ALONG THE BANKS OF CREEKS AND STREAMS AND LOW LYING AREAS ARE SUBJECT
TO FLASH FLOODING.

DO NOT DRIVE INTO AREAS WHERE THE WATER COVERS THE ROAD. THE WATER
MAY BE VERY DEEP. VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS
TO PROTECT LIFE AND PROPERTY.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE
LATEST INFORMATION CONCERNING THE SEVERE WEATHER.

LAT...LON 3892 9546 3874 9547 3875 9507 3895 9507
      3895 9520 3901 9520 3899 9534

$$
1 follow-up statement
000 
WGUS73 KTOP 280214
FFSTOP
KSC045-280415-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
914 PM CDT FRI AUG 27 2004

...A FLASH FLOOD WARNING CONTINUES UNTIL 1115 PM CDT FOR DOUGLAS
COUNTY...

AT 902 PM CDT...LAW ENFORCEMENT REPORTED FLOODING AT SEVERAL 
INTERSECTIONS IN THE CITY OF LAWRENCE.

AT 912 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
SHOW HEAVY RAIN FROM A NEARLY STATIONARY LINE OF THUNDERSTORMS 
EXTENDING NORTHEAST TO SOUTHWEST ACROSS DOUGLAS COUNTY. RADAR 
ESTIMATED RAINFALL RATES OF 1 TO 2 INCHES PER HOUR WERE OCCURRING 
SOUTHEAST OF A CLINTON LAKE TO LAWRENCE LINE. AN ADDITIONAL 1 TO 2 
INCHES OF RAINFALL MAY OCCUR ACROSS EASTERN AND CENTRAL DOUGLAS 
COUNTY THROUGH 1030 PM.

LOCATIONS IMPACTED INCLUDE...
  CLINTON LAKE
  EUDORA
  CLINTON
  LAWRENCE

RUNOFF FROM HEAVY RAIN PRODUCED FROM THE LINE OF THUNDERSTORMS WILL 
CAUSE FLASH FLOODING OF CREEKS AND STREAMS...HIGHWAYS AND 
UNDERPASSES. ADDITIONALLY ROADS AND FARMLANDS ALONG THE BANKS OF 
CREEKS AND STREAMS AND LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

DO NOT DRIVE INTO AREAS WHERE THE WATER COVERS THE ROAD. THE WATER
MAY BE VERY DEEP. VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS
TO PROTECT LIFE AND PROPERTY.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE
LATEST INFORMATION CONCERNING THE SEVERE WEATHER.

LAT...LON 3892 9546 3874 9547 3875 9507 3895 9507
      3895 9520 3901 9520 3899 9534

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 27, 7:21 PM CDTSevere Thunderstorm WarningTOPLyon54 min
Aug 27, 7:40 PM CDTSevere Thunderstorm WarningTOPJackson, Jefferson50 min
Aug 27, 7:56 PM CDTSevere Thunderstorm WarningTOPOsage49 min
Aug 27, 8:31 PM CDTSevere Thunderstorm WarningTOPJefferson14 min
Aug 27, 8:47 PM CDTSevere Thunderstorm WarningTOPDouglas28 min

Nearby

Flash Flood Warnings in Kansas, 2004Every flash flood warning in 2004

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.