Alert archive / Kansas / Flash Flood Warnings in 2004

Flash Flood Warning 2, NWS Topeka, KS

April 6, 2004Marshall County, Kansas

NWS Topeka, KS issued this flash flood warning at Apr 6, 2004, 7:49 PM CDT for Marshall County, Kansas. It was in force for 86 min. 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 6, 2004, 7:49 PM CDT (00:49 UTC)
Expired
Apr 6, 2004, 9:15 PM CDT
In force
86 min
Issued by
NWS Topeka, KS
Area
Counties, with a storm outline in the text

County Marshall County, KS

The radar

The Topeka radar (KTWX), 90 km from the middle of the area, began a volume at 00:50 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

Omaha, NE (KOAX), launched 00:00Z, 0.8 hours before the alert went out and 175 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, Omaha, NE at 00:00Z on 2004-04-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Omaha, NE at 00:00Z on 2004-04-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 4 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3089 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
4 m²/s²
0-3 km storm-relative helicity
89 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KTOP 070049
FFWTOP
KSC117-070215-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
749 PM CDT TUE APR 6 2004

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL MARSHALL COUNTY IN NORTHEAST KANSAS

* UNTIL 915 PM CDT

* AT 747 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN FROM A THUNDERSTORM OVER CENTRAL MARSHALL COUNTY...
  OR ABOUT 8 MILES SOUTHEAST OF MARYSVILLE. NATIONAL WEATHER SERVICE
  DOPPLAR RADAR INDICATED OVER 2 INCHES OF RAIN HAD FALLEN SINCE 7
  PM FROM THIS THUNDERSTORM. THE STORM PRODUCING VERY HEAVY RAIN WAS
  NEARLY STATIONARY.

* THE STORM PRODUCING VERY HEAVY RAIN WILL OTHERWISE REMAIN OVER
  MAINLY RURAL AREAS OF THE INDICATED COUNTY

TORRENTIAL RAINFALL WILL CAUSE FLASH FLOODING OF INTERSECTIONS AND
ROADS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.

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 3979 9665 3967 9664 3971 9649 3983 9652

$$
2 follow-up statements
000 
WGUS73 KTOP 070120
FFSTOP
KSC117-070215-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
820 PM CDT TUE APR 6 2004

...A FLASH FLOOD WARNING CONTINUES FOR CENTRAL MARSHALL COUNTY UNTIL
915 PM CDT...

AT 819 PM CDT...FLASH FLOODING CONTINUED IN CENTRAL MARSHALL
COUNTY. AT 8 PM WATER WAS REPORTED RUNNING ACROSS THE YARD 6 MILES
NORTHEAST OF BLUE RAPIDS.  AT 803 PM WATER WAS REPORTED RUNNING OVER 
DRIVEWAYS AND PASTURES 7 MILES SOUTHEAST OF MARYSVILLE. 

ADDITIONAL RAINFALL WILL CONTINUE TO CAUSE FLASH FLOODING OF 
INTERSECTIONS AND ROADS...AS WELL AS FARMLAND ALONG THE BANKS OF 
CREEKS AND STREAMS.

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.

$$
000 
WGUS73 KTOP 070142
FFSTOP
KSC117-070215-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
843 PM CDT TUE APR 6 2004

...A FLASH FLOOD WARNING CONTINUES FOR CENTRAL MARSHALL COUNTY UNTIL
915 PM CDT...

AT 842 PM CDT...FLASH FLOODING CONTINUED IN CENTRAL MARSHALL COUNTY. 
AT 834 PM CDT WATER WAS REPORTED RUNNING IN THE STREETS IN HOME 
CITY.  

ADDITIONAL RAINFALL WILL CONTINUE TO CAUSE FLASH FLOODING OF 
INTERSECTIONS AND ROADS...AS WELL AS FARMLAND ALONG THE BANKS OF 
CREEKS AND STREAMS.

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.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 7, 4:28 PM CDTSevere Thunderstorm WarningTOPRepublic47 min
Apr 7, 5:51 PM CDTSevere Thunderstorm WarningTOPJefferson, Shawnee39 min
Apr 7, 6:09 PM CDTSevere Thunderstorm WarningTOPJackson21 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.