Alert archive / Kansas / Flash Flood Warnings in 2009

Flash Flood Warning 21, NWS Goodland, KS

August 25, 2009Gove County, Kansas

NWS Goodland, KS issued this flash flood warning at Aug 25, 2009, 4:41 PM CDT for Gove County, Kansas. It was in force for 97 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
Aug 25, 2009, 4:41 PM CDT (21:41 UTC)
Expired
Aug 25, 2009, 6:18 PM CDT
In force
97 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Flood severity
None

County Gove County, KS

The radar

The Goodland radar (KGLD), 116 km from the middle of the area, began a volume at 21:43 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

Dodge City, (KDDC), launched 12:00Z, 9.7 hours before the alert went out and 130 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, Dodge City, at 12:00Z on 2009-08-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 460 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, Dodge City, at 12:00Z on 2009-08-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 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
460 J/kg
Mixed-layer CIN
-254 J/kg
Mixed-layer LCL
1686 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
37 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KGLD 252141
FFWGLD
KSC063-260045-
/O.NEW.KGLD.FF.W.0021.090825T2141Z-090826T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
441 PM CDT TUE AUG 25 2009

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTH CENTRAL GOVE COUNTY IN WEST CENTRAL KANSAS...

* UNTIL 745 PM CDT

* AT 439 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  IN EXCESS OF 2 INCHES OF RAIN HAS FALLEN ACROSS PORTIONS OF SOUTH  
  CENTRAL GOVE COUNTY...TO THE WEST OF HIGHWAY 23. THIS HEAVY RAIN   
  WILL QUICKLY RUN OFF AND CREATE FLASH FLOODING...PRIMARILY OF      
  COUNTRY ROADS IN THE AREA.

* THE STORM PRODUCING FLASH FLOODING WILL OTHERWISE REMAIN OVER
  MAINLY RURAL AREAS OF THE INDICATED COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

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

&&

LAT...LON 3892 10057 3888 10035 3870 10054 3870 10073

$$

JRM
1 follow-up statement
000 
WGUS73 KGLD 252318
FFSGLD

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
618 PM CDT TUE AUG 25 2009

KSC063-252327-
/O.CAN.KGLD.FF.W.0021.000000T0000Z-090826T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GOVE KS-
618 PM CDT TUE AUG 25 2009

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR SOUTH CENTRAL GOVE
COUNTY...

HEAVY RAINFALL HAS ENDED ACROSS THE AREA AND FLOODING IS NOT 
CURRENTLY OCCURRING ACROSS THE AREA. THEREFORE THE FLASH FLOOD 
WARNING IS CANCELLED.


LAT...LON 3892 10057 3888 10035 3870 10054 3870 10073

$$

JRM

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 25, 5:17 PM CDTSevere Thunderstorm WarningGLDGove35 min

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.