Alert archive / Kansas / Flash Flood Warnings in 2008

Flash Flood Warning 21, NWS Topeka, KS

June 12, 2008Douglas County, Kansas

NWS Topeka, KS issued this flash flood warning at Jun 12, 2008, 8:14 PM CDT for Douglas County, Kansas. It was in force for 4 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
Jun 12, 2008, 8:14 PM CDT (01:14 UTC)
Expired
Jun 12, 2008, 11:53 PM CDT
In force
4 hr
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Flood severity
None

County Douglas County, KS

The radar

The Pleasant Hill radar (KEAX), 85 km from the middle of the area, began a volume at 01:15 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
Jun 12, 9:07 PM CDTFLASH FLOOD2 S Eudora, KSROAD 1061 AND ROAD 458 HAVE 6 INCHES OF WATER OVER THE ROADWAY

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

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 1.2 hours before the alert went out and 259 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, Springfield, MO at 00:00Z on 2008-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 759 joules per kilogram.LCLLFCEL10008507005003002001001 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, Springfield, MO at 00:00Z on 2008-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 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
759 J/kg
Mixed-layer CIN
-189 J/kg
Mixed-layer LCL
1452 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
157 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.8

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KTOP 130121
FFWTOP
KSC045-130515-
/O.NEW.KTOP.FF.W.0021.080613T0114Z-080613T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
814 PM CDT THU JUN 12 2008

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

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

* UNTIL 1215 AM CDT

* AT 808 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  ONE TO TWO INCHES OF RAIN HAD FALLEN OVER MUCH OF DOUGLAS COUNTY   
  THIS EVENING. ADDITIONAL HEAVY DOWNPOURS FROM ADDITIONAL           
  THUNDERSTORMS ARE EXPECTED THIS EVENING...WHICH WILL LIKELY CAUSE  
  FLASH FLOODING. 

* LOCATIONS IMPACTED INCLUDE...
  LAWRENCE...
  CLINTON...
  CLINTON LAKE...
  EUDORA...
  LONE STAR...
  PLEASANT GROVE...
  CLINTON STATE PARK...

THIS INCLUDES THE KANSAS TURNPIKE BETWEEN MILE MARKERS 196 AND 206.

DO NOT DRIVE WHERE WATER COVERS THE ROADWAY. THE ROAD MAY BE WASHED 
OUT UNDERNEATH THE WATER. 

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

LAT...LON 3875 9549 3888 9550 3903 9533 3904 9519
      3901 9517 3897 9517 3897 9509 3898 9507
      3898 9505 3893 9505
TIME...MOT...LOC 0114Z 180DEG 0KT 3878 9538

$$
2 follow-up statements
000 
WGUS73 KTOP 130217
FFSTOP

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
917 PM CDT THU JUN 12 2008

KSC045-130515-
/O.CON.KTOP.FF.W.0021.000000T0000Z-080613T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DOUGLAS-
917 PM CDT THU JUN 12 2008

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT FOR
DOUGLAS COUNTY...

AT 907 PM CDT...EMERGENCY MANAGEMENT OFFICIALS REPORTED SIX INCHES 
OF WATER OVER ROAD 1061 AND ROAD 458 TWO MILES SOUTH OF EUDORA. 

LOCATIONS IMPACTED INCLUDE...
LAWRENCE...CLINTON...CLINTON LAKE...EUDORA...LONE STAR...PLEASANT
GROVE AND CLINTON STATE PARK.

DO NOT DRIVE INTO AREAS WHERE THE WATER COVERS THE ROAD.

LAT...LON 3875 9549 3888 9550 3903 9533 3904 9519
      3901 9517 3897 9517 3897 9509 3898 9507
      3898 9505 3893 9505
TIME...MOT...LOC 0217Z 180DEG 0KT 3878 9538

$$
000 
WGUS73 KTOP 130453
FFSTOP

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
1153 PM CDT THU JUN 12 2008

KSC045-130503-
/O.CAN.KTOP.FF.W.0021.000000T0000Z-080613T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DOUGLAS-
1153 PM CDT THU JUN 12 2008

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR DOUGLAS COUNTY...

AT 1153 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE
VERY HEAVY RAIN HAS ENDED...AND THE POSSIBILITY FOR FLASH FLOODING
WILL CONTINUE TO DECREASE. THEREFORE THE FLASH FLOOD WARNING IS NO
LONGER IN EFFECT.

LAT...LON 3875 9549 3888 9550 3903 9533 3904 9519
      3901 9517 3897 9517 3897 9509 3898 9507
      3898 9505 3893 9505
TIME...MOT...LOC 0453Z 180DEG 0KT 3878 9538

$$

BOUSTEAD

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 7:21 PM CDTSevere Thunderstorm WarningTOPDouglas, Jefferson, Shawnee39 min
Jun 12, 7:28 PM CDTTornado WarningTOPOsage20 min
Jun 12, 7:53 PM CDTFlash Flood WarningTOPOsage4 hr
Jun 12, 8:02 PM CDTSevere Thunderstorm WarningTOPCoffey, Lyon, Osage43 min
Jun 12, 9:03 PM CDTFlash Flood WarningTOPLyon3 hr
Jun 12, 9:13 PM CDTSevere Thunderstorm WarningTOPCoffey27 min
Jun 12, 9:29 PM CDTFlash Flood WarningTOPCoffey, Douglas, Franklin, Osage4 hr
Jun 13, 8:01 AM CDTRiver Flood WarningTOPFranklin, Osage13 hr

Nearby

Flash Flood Warnings in Kansas, 2008Every flash flood warning in 2008

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.