Alert archive / Kansas / Flash Flood Warnings in 2004

Flash Flood Warning 4, NWS Topeka, KS

April 30, 2004Jackson County, Kansas

NWS Topeka, KS issued this flash flood warning at Apr 30, 2004, 7:03 AM CDT for Jackson 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 outline as issued.

The facts

Issued
Apr 30, 2004, 7:03 AM CDT (12:03 UTC)
Expired
Apr 30, 2004, 10:00 AM CDT
In force
3 hr
Issued by
NWS Topeka, KS
Area
Counties, with a storm outline in the text

County Jackson County, KS

The radar

The Topeka radar (KTWX), 66 km from the middle of the area, began a volume at 12:05 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 12:00Z, 0.1 hours before the alert went out and 46 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 12:00Z on 2004-04-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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 12:00Z on 2004-04-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 176 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
456 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
176 m²/s²
0-3 km storm-relative helicity
197 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KTOP 301205
FFWTOP
KSC085-301500-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
703 AM CDT FRI APR 30 2004

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  JACKSON COUNTY IN NORTHEAST KANSAS

* UNTIL 1000 AM CDT

* AT 657 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH   
FLOODING FROM THUNDERSTORMS MOVING ACROSS CENTRAL JACKSON COUNTY TO 
THE SOUTH OF HOLTON. MORE THUNDERSTORMS WILL BE MOVING THROUGH 
JACKSON COUNTY THROUGH AT LEAST 9 AM. WATER WAS ALSO COVERING 
HIGHWAY 75 BETWEEN HOLTON AND MAYETTA.

* LOCATIONS IMPACTED INCLUDE...
  HOLTON
  DENISON

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.

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

LAT...LON 3944 9557 3929 9561 3923 9582 3939 9596
          3953 9569 3956 9560

$$
3 follow-up statements
000 
WGUS73 KTOP 301250
FFSTOP
KSC085-301500-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
748 AM CDT FRI APR 30 2004

...A FLASH FLOOD WARNING CONTINUES FOR JACKSON COUNTY UNTIL 1000 AM 
CDT...

AT 745 AM CDT...FLASH FLOODING WAS REPORTED OVER CENTRAL JACKSON 
COUNTY WITH WATER OVER HIGHWAY 75 DUE TO HEAVY RAINS FROM 
THUNDERSTORMS. RADAR ESTIMATED NEARLY THREE INCHES OF RAIN HAD 
FALLEN IN THE WARNING AREA SINCE AROUND 5 AM THIS MORNING.

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.

$$
000 
WGUS73 KTOP 301354
FFSTOP
KSC085-301500-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
855 AM CDT FRI APR 30 2004

...A FLASH FLOOD WARNING CONTINUES FOR JACKSON COUNTY UNTIL 1000 AM 
CDT...

AT 852 AM CDT...HEAVIEST RAINFALL HAD ENDED OVER JACKSON COUNTY, 
ALTHOUGH SCATTERED SHOWERS AND THUNDERSTORMS WILL PERSIST UNTIL 
ABOUT 10 OR 11 THIS MORNING. WATER WAS NO LONGER REPORTED ACROSS 
HIGHWAY 75, BUT DITCHES, CREEKS AND STREAMS WERE RUNNING NEAR BANK 
FULL, AND ANY ADDITIONAL RAINFALL COULD CAUSE QUICK FLOODING. 

MOTORISTS IN RURAL AREAS SHOULD BE VERY CAUTIOUS OF LOW WATER 
CROSSINGS, AND OTHER AREAS WERE FLOODING OCCURS EASILY. 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.

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

$$
36
000 
WGUS73 KTOP 301511
FFSTOP
KSC085-301520-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
1010 AM CDT FRI APR 30 2004

...THE FLASH FLOOD WARNING FOR JACKSON COUNTY HAS BEEN ALLOWED TO
EXPIRE...

ALTHOUGH THE FLASH FLOOD WARNING FOR JACKSON COUNTY HAS BEEN ALLOWED 
TO EXPIRE...THUNDERSTORMS WILL CONTINUE TO MOVE ACROSS THE AREA 
THROUGH THE BALANCE OF THE MORNING HOURS.  SOME OF THE STORMS COULD 
STILL HAVE LOCALLY HEAVY RAINFALL.  PERSONS SHOULD BE ALERT FOR 
WATER OVER ROADWAYS AND LOOK FOR ALTERNATE ROUTES IF 
ENCOUNTERED...DO NOT ATTEMPT TO CROSS WATER COVERED ROADWAYS.   

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

$$

PF

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 30, 9:42 AM CDTFlash Flood WarningTOPJefferson2 hr

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.