Alert archive / Kansas / Flash Flood Warnings in 2009

Flash Flood Warning 21, NWS Topeka, KS

June 1, 2009Cloud County, Republic County, Kansas

NWS Topeka, KS issued this flash flood warning at Jun 1, 2009, 11:25 PM CDT for Cloud County, Republic County, Kansas. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 1, 2009, 11:25 PM CDT (04:25 UTC)
Expired
Jun 2, 2009, 3:15 AM CDT
In force
4 hr
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Flood severity
None

Counties Cloud County, KS, Republic County, KS

The radar

The Grand Island radar (KUEX), 112 km from the middle of the area, began a volume at 04:28 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 00:00Z, 4.4 hours before the alert went out and 172 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 00:00Z on 2009-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 423 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 00:00Z on 2009-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 square meters per square second.1939Sfc1 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
423 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
2380 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
45 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 020425
FFWTOP
KSC029-157-020815-
/O.NEW.KTOP.FF.W.0021.090602T0425Z-090602T0815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
1125 PM CDT MON JUN 1 2009

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHEASTERN CLOUD COUNTY IN NORTH CENTRAL KANSAS...
  SOUTHEASTERN REPUBLIC COUNTY IN NORTH CENTRAL KANSAS...

* UNTIL 315 AM CDT

* AT 1110 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED  
  VERY HEAVY RAIN FROM THUNDERSTORMS OVER THE WARNED AREA HAVE BEEN  
  PRODUCING VERY HEAVY RAIN SINCE ABOUT 9 PM. RADAR ESTIMATES PUT    
  ACCUMULATIONS ACROSS SOUTHEASTERN REPUBLIC COUNTY AROUND 4 INCHES. 
  WITH MODERATE TO HEAVY RAINFALL LIKELY FOR A LITTLE WHILE          
  LONGER...FLASH FLOODING OF CREEKS AND SMALL STREAMS IS             
  LIKELY INCLUDING ELK CREEK. 

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES. NEVER ATTEMPT TO
CROSS FLOWING WATER IN A CAR OR ON FOOT.

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

&&

LAT...LON 3979 9736 3953 9736 3951 9745 3953 9754
      3984 9758

$$
1 follow-up statement
000 
WGUS73 KTOP 020522
FFSTOP

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
1222 AM CDT TUE JUN 2 2009

KSC029-157-020815-
/O.CON.KTOP.FF.W.0021.000000T0000Z-090602T0815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
REPUBLIC-CLOUD-
1222 AM CDT TUE JUN 2 2009

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 315 AM CDT FOR
NORTHEASTERN CLOUD AND SOUTHEASTERN REPUBLIC COUNTIES...

AT 1216 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A THUNDERSTORMS PRODUCING VERY HEAVY RAIN OVER THE WARNED 
AREA. ESTIMATES ARE NOW SHOWING 4 TO 6 INCHES OF RAINFALL HAS FALLEN 
OVER SOUTHEAST REPUBLIC COUNTY OVER THE LAST 4 HOURS. FLASH FLOODING 
IS HIGHLY LIKELY ACROSS SOUTHEAST REPUBLIC COUNTY AND INTO 
NORTHEASTERN CLOUD COUNTY AS THE WATER TRAVELS SOUTH. THIS INCLUDES 
ELK CREEK NORTH OF CLYDE. 

LOCATIONS IMPACTED INCLUDE...
AGENDA...CLYDE AND CUBA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS SITUATION FOR MOTORISTS AND PEOPLE IN LOW LYING 
AREAS PRONE TO FLOODING. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS 
HARDER TO RECOGNIZE THE DANGERS OF FLOODING AND NEVER DRIVE ACROSS 
ROADS WITH WATER FLOWING OVER THEM. MOVE TO HIGHER GROUND...AWAY 
FROM RISING WATER.

&&

LAT...LON 3979 9736 3953 9736 3951 9745 3953 9754
      3984 9758

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 7:12 PM CDTAreal Flood AdvisoryTOPMarshall4 hr
Jun 1, 8:43 PM CDTSevere Thunderstorm WarningTOPPottawatomie32 min
Jun 1, 11:20 PM CDTFlash Flood WarningTOPMarshall6 hr
Jun 1, 11:46 PM CDTRiver Flood WarningTOPClay, Cloud11 hr
Jun 2, 12:47 AM CDTFlash Flood WarningTOPCloud, Republic3 hr
Jun 2, 1:31 AM CDTAreal Flood AdvisoryTOPWashington119 min
Jun 2, 1:57 AM CDTRiver Flood WarningTOPMarshall15 hr
Jun 2, 1:57 AM CDTRiver Flood WarningTOPMarshall21 hr
Jun 2, 3:17 AM CDTFlash Flood WarningTOPCloud, Republic, Washington3 hr
Jun 2, 4:13 AM CDTFlash Flood WatchTOPAnderson, Coffey, Dickinson, Douglas, Franklin, Geary and 9 more16 hr
Jun 2, 4:53 PM CDTFlash Flood WarningTOPLyon3 hr

Nearby

Flash Flood Warnings in Kansas, 2009Every flash flood warning in 2009

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.