Alert archive / Kansas / Flash Flood Warnings in 2012

Flash Flood Warning 5, NWS Topeka, KS

October 13, 2012Republic County, Kansas

NWS Topeka, KS issued this flash flood warning at Oct 13, 2012, 6:08 PM CDT for Republic County, Kansas. It was in force for 111 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
Oct 13, 2012, 6:08 PM CDT (23:08 UTC)
Expired
Oct 13, 2012, 7:59 PM CDT
In force
111 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Flood severity
None

County Republic County, KS

The radar

The Grand Island radar (KUEX), 106 km from the middle of the area, began a volume at 23:09 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, 11.1 hours before the alert went out and 176 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 2012-10-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 116 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, Topeka, KS at 12:00Z on 2012-10-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 256 square meters per square second.19395878Sfc1 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
116 J/kg
Mixed-layer CIN
-71 J/kg
Mixed-layer LCL
575 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
256 m²/s²
0-3 km storm-relative helicity
220 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

403 
WGUS53 KTOP 132308
FFWTOP
KSC157-140200-
/O.NEW.KTOP.FF.W.0005.121013T2308Z-121014T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
608 PM CDT SAT OCT 13 2012

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EAST CENTRAL REPUBLIC COUNTY IN NORTH CENTRAL KANSAS...

* UNTIL 900 PM CDT

* AT 600 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN FROM A THUNDERSTORM OVER THE WARNED AREA.

* LOCATIONS IMPACTED INCLUDE...
  AGENDA...
  CUBA...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

ADDITIONAL RAINFALL AMOUNTS OF 2 TO 3 INCHES OVER THE NEXT HOUR ARE 
POSSIBLE IN THE WARNED AREA.

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

&&

LAT...LON 3987 9737 3976 9737 3970 9737 3969 9737
      3969 9759 3986 9754

$$

LEIGHTON
1 follow-up statement
745 
WGUS73 KTOP 140059
FFSTOP

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
759 PM CDT SAT OCT 13 2012

KSC157-140109-
/O.CAN.KTOP.FF.W.0005.000000T0000Z-121014T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
REPUBLIC-
759 PM CDT SAT OCT 13 2012

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR EAST CENTRAL
REPUBLIC COUNTY...

AT 759 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 3987 9737 3976 9737 3970 9737 3969 9737
      3969 9759 3986 9754

$$

LEIGHTON

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 12, 10:50 PM CDTSpecial Weather StatementTOPMarshall25 min
Oct 13, 2:41 PM CDTSpecial Weather StatementTOPDouglas19 min
Oct 13, 4:55 PM CDTSevere Thunderstorm WarningTOPOttawa50 min
Oct 13, 5:25 PM CDTSevere Thunderstorm WarningTOPCloud50 min
Oct 13, 5:40 PM CDTSevere Thunderstorm WarningTOPClay, Cloud, Ottawa50 min
Oct 13, 6:09 PM CDTSpecial Weather StatementTOPOttawa36 min
Oct 13, 6:13 PM CDTSpecial Weather StatementTOPWashington32 min
Oct 13, 6:41 PM CDTSevere Thunderstorm WarningTOPClay, Riley34 min

Nearby

Flash Flood Warnings in Kansas, 2012Every flash flood warning in 2012

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.