Alert archive / Kansas / Flash Flood Warnings in 2007

Flash Flood Warning 7, NWS Topeka, KS

October 13, 2007Brown County, Marshall County, Nemaha County, Kansas

NWS Topeka, KS issued this flash flood warning at Oct 13, 2007, 8:33 AM CDT for Brown County, Marshall County, Nemaha County, Kansas. It was in force for 4 hr. 3 reports 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
Oct 13, 2007, 8:33 AM CDT (13:33 UTC)
Expired
Oct 13, 2007, 12:30 PM CDT
In force
4 hr
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Flood severity
None

Counties Brown County, KS, Marshall County, KS, Nemaha County, KS

The radar

The Topeka radar (KTWX), 103 km from the middle of the area, began a volume at 13:33 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
Oct 13, 9:35 AM CDTFLASH FLOODHiawatha, KS4 TO 6 INCHES OF WATER REPORTED TO BE OVER ROADWAYS IN HIAWATHA.
Oct 13, 12:00 PM CDTHEAVY RAIN 3.73 Wnw Hiawatha, KSSTORM TOTAL RAINFALL.
Oct 13, 12:10 PM CDTHEAVY RAIN 4.1Powhattan, KSSTORM TOTAL RAINFALL.

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 12:00Z, 1.6 hours before the alert went out and 98 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 2007-10-13Temperature 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, Topeka, KS at 12:00Z on 2007-10-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 146 square meters per square second.1939587897Sfc1 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
896 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
146 m²/s²
0-3 km storm-relative helicity
596 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 131337
FFWTOP
KSC013-117-131-131730-
/O.NEW.KTOP.FF.W.0007.071013T1333Z-071013T1730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
833 AM CDT SAT OCT 13 2007

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BROWN COUNTY IN NORTHEAST KANSAS...
  NORTHEASTERN MARSHALL COUNTY IN NORTHEAST KANSAS...
  NORTHERN NEMAHA COUNTY IN NORTHEAST KANSAS...

* UNTIL 1230 PM CDT

* AT 828 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR ESTIMATED   
  THAT 2.5 TO 3 INCHES OF RAIN HAD FALLEN ACROSS THE AREA.           
  ADDITIONAL RAINFALL IS LIKELY THIS MORNING. WITH GROUNDS ALREADY   
  SATURATED...THIS ANY ADDITIONAL RAINFALL WILL LIKELY CAUSE FLASH   
  FLOODING.

* LOCATIONS IMPACTED INCLUDE...
  HAMLIN...
  SUMMERFIELD...
  SABETHA...
  RESERVE...
  FAIRVIEW...
  HIAWATHA...
  MORRILL...
  BERN...

THIS WILL ALSO AFFECT MOTORISTS ON US HIGHWAY 36 AND US HIGHWAY 75. 

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

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

LAT...LON 3999 9551 3965 9533 3965 9578 3993 9637
      4000 9636
TIME...MOT...LOC 1333Z 180DEG 0KT 3988 9590

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 12, 10:06 PM CDTSevere Thunderstorm WarningTOPGeary, Wabaunsee22 min
Oct 13, 1:45 AM CDTSevere Thunderstorm WarningTOPMarshall, Nemaha18 min
Oct 13, 3:46 AM CDTSevere Thunderstorm WarningTOPMorris29 min
Oct 13, 4:18 AM CDTSevere Thunderstorm WarningTOPGeary, Morris, Wabaunsee27 min
Oct 13, 4:58 AM CDTSevere Thunderstorm WarningTOPWabaunsee32 min
Oct 13, 5:56 AM CDTSevere Thunderstorm WarningTOPOsage34 min
Oct 13, 6:16 AM CDTSevere Thunderstorm WarningTOPLyon, Osage, Wabaunsee44 min
Oct 13, 8:25 AM CDTFlash Flood WarningTOPJefferson4 hr
Oct 13, 5:38 PM CDTRiver Flood WarningTOPMarshall67 hr

Nearby

Flash Flood Warnings in Kansas, 2007Every flash flood warning in 2007

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.