Alert archive / Kansas / Flash Flood Warnings in 2010

Flash Flood Warning 13, NWS Topeka, KS

June 15, 20104 counties in Kansas

NWS Topeka, KS issued this flash flood warning at Jun 15, 2010, 7:09 AM CDT for 4 counties in Kansas. It was in force for 2 hr. 5 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
Jun 15, 2010, 7:09 AM CDT (12:09 UTC)
Expired
Jun 15, 2010, 9:15 AM CDT
In force
2 hr
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Flood severity
None

Counties Jackson County, KS, Marshall County, KS, Nemaha County, KS, Pottawatomie County, KS

The radar

The Topeka radar (KTWX), 30 km from the middle of the area, began a volume at 12:10 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 15, 7:45 AM CDTHEAVY RAIN 4Wsw St. George, KSMEASURED TOTAL SINCE 530 AM
Jun 15, 8:45 AM CDTHEAVY RAIN 6.5Wsw St. George, KSSTORM TOTAL SINCE 530 AM
Jun 15, 8:57 AM CDTFLASH FLOOD2 N Wamego, KSHIGHWAY 99 TWO MILES NORTH OF WAMEGO HAS BEEN CLOSED DUE TO HEAVY RAIN.
Jun 15, 8:57 AM CDTFLASH FLOOD6 E Wamego, KSHIGHWAY 24 EASTBOUND AT CAMP CREEK ROAD CLOSED DUE TO RUSHING WATER. UNKNOWN TIME OF REOPENING.
Jun 15, 8:57 AM CDTHEAVY RAIN 6Wamego, KSOVER 6 INCHES OF RAIN HAS FALLEN OVER THE LAST 2 HOURS.

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, 0.2 hours before the alert went out and 63 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 2010-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 445 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 2010-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 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
445 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
615 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
92 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.

620 
WGUS53 KTOP 151209
FFWTOP
KSC085-117-131-149-151415-
/O.NEW.KTOP.FF.W.0013.100615T1209Z-100615T1415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
709 AM CDT TUE JUN 15 2010

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WEST CENTRAL JACKSON COUNTY IN NORTHEAST KANSAS...
  SOUTHEASTERN MARSHALL COUNTY IN NORTHEAST KANSAS...
  SOUTHWESTERN NEMAHA COUNTY IN NORTHEAST KANSAS...
  POTTAWATOMIE COUNTY IN NORTHEAST KANSAS...

* UNTIL 915 AM CDT

* AT 705 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  VERY HEAVY RAIN FROM THUNDERSTORMS OVER THE WARNED AREA.           
  TORRENTIAL RAINS WILL CONTINUE ACROSS THIS AREA FOR THE NEXT HOUR.

* LOCATIONS IMPACTED INCLUDE...
  BELVUE...
  BLAINE...
  EMMETT...
  HAVENSVILLE...
  LOUISVILLE...
  OLSBURG...
  ONAGA...
  ST. GEORGE...
  WAMEGO...
  WESTMORELAND...
  WHEATON...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
TOPEKA.

&&

LAT...LON 3921 9604 3919 9616 3920 9617 3920 9624
      3918 9627 3918 9632 3917 9633 3917 9639
      3918 9641 3918 9645 3944 9667 3956 9658
      3962 9599

$$
2 follow-up statements
355 
WGUS73 KTOP 151356
FFSTOP

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
856 AM CDT TUE JUN 15 2010

KSC085-117-131-149-151415-
/O.CON.KTOP.FF.W.0013.000000T0000Z-100615T1415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEMAHA-MARSHALL-JACKSON-POTTAWATOMIE-
856 AM CDT TUE JUN 15 2010

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 915 AM CDT FOR
POTTAWATOMIE...WEST CENTRAL JACKSON...SOUTHEASTERN MARSHALL AND
SOUTHWESTERN NEMAHA COUNTIES...

AT 852 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED AS MUCH AS 
6 INCHES OF RAINFALL HAD FALLEN IN WAMEGO. ALSO FLASH FLOODING HAS 
CAUSED THE EAST BOUND LANES OF HIGHWAY 24 IN WAMEGO TO BE CLOSED.

LOCATIONS IMPACTED INCLUDE...
BELVUE...BLAINE...EMMETT...HAVENSVILLE...LOUISVILLE...OLSBURG...
ONAGA...ST. GEORGE...WAMEGO...WESTMORELAND AND WHEATON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF
RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE.

&&

LAT...LON 3921 9604 3919 9616 3920 9617 3920 9624
      3918 9627 3918 9632 3917 9633 3917 9639
      3918 9641 3918 9645 3944 9667 3956 9658
      3962 9599

$$
159 
WGUS73 KTOP 151411
FFSTOP

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
911 AM CDT TUE JUN 15 2010

KSC085-117-131-149-151419-
/O.EXP.KTOP.FF.W.0013.000000T0000Z-100615T1415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEMAHA-MARSHALL-JACKSON-POTTAWATOMIE-
911 AM CDT TUE JUN 15 2010

...THE FLASH FLOOD WARNING WILL EXPIRE AT 915 AM CDT FOR 
POTTAWATOMIE...EXTREME WEST CENTRAL JACKSON...SOUTHEASTERN MARSHALL 
AND EXTREME SOUTHWESTERN NEMAHA COUNTIES...

AT 909 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE 
VERY HEAVY RAIN HAS ENDED. THEREFORE THE FLASH FLOOD WARNING WILL BE 
ALLOWED TO EXPIRE.

A COUNTY FLOOD WARNING...WHICH HAS REPLACED THE FLASH FLOOD 
WARNING...IS IN EFFECT UNTIL NOON TODAY.

LAT...LON 3921 9604 3919 9616 3920 9617 3920 9624
      3918 9627 3918 9632 3917 9633 3917 9639
      3918 9641 3918 9645 3944 9667 3956 9658
      3962 9599

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 7:49 AM CDTFlash Flood WarningTOPPottawatomie, Riley, Wabaunsee93 min
Jun 15, 8:26 AM CDTFlash Flood WarningTOPBrown, Jackson, Nemaha2 hr
Jun 15, 9:08 AM CDTAreal Flood WarningTOPPottawatomie, Riley, Wabaunsee6 hr
Jun 15, 10:31 AM CDTAreal Flood WarningTOPBrown, Jackson, Nemaha3 hr

Nearby

Flash Flood Warnings in Kansas, 2010Every flash flood warning in 2010

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.