Alert archive / Kansas / Flash Flood Warnings in 2011

Flash Flood Warning 8, NWS Goodland, KS

June 20, 20114 counties in Kansas; Dundy County, Hitchcock County, Nebraska

NWS Goodland, KS issued this flash flood warning at Jun 20, 2011, 4:10 PM CDT for 4 counties in Kansas; Dundy County, Hitchcock County, Nebraska. It was in force for 3 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 20, 2011, 4:10 PM CDT (21:10 UTC)
Expired: Jun 20, 2011, 7:00 PM CDT
In force: 3 hr
Issued by: NWS Goodland, KS
Area: Storm-based polygon
Flood severity: None

Counties Cheyenne County, KS, Rawlins County, KS, Sherman County, KS, Thomas County, KS, Dundy County, NE, Hitchcock County, NE

The radar

The Goodland radar (KGLD), 57 km from the middle of the area, began a volume at 21:12 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

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 9.2 hours before the alert went out and 165 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 163 J/kg
Mixed-layer CIN: -253 J/kg
Mixed-layer LCL: 570 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 159 m²/s²
0-3 km storm-relative helicity: 34 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

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

043 
WGUS53 KGLD 202110
FFWGLD
KSC023-153-181-193-NEC057-087-210000-
/O.NEW.KGLD.FF.W.0008.110620T2110Z-110621T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
410 PM CDT MON JUN 20 2011

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN CHEYENNE COUNTY IN NORTHWEST KANSAS...
  EASTERN DUNDY COUNTY IN SOUTHWEST NEBRASKA...
  HITCHCOCK COUNTY IN SOUTHWEST NEBRASKA...
  NORTHEASTERN SHERMAN COUNTY IN NORTHWEST KANSAS...
  NORTHERN THOMAS COUNTY IN NORTHWEST KANSAS...
  RAWLINS COUNTY IN NORTHWEST KANSAS...

* UNTIL 700 PM CDT/600 PM MDT/

* AT 405 PM CDT/305 PM MDT/...NWS DOPPLER RADAR AND TRAINED WEATHER 
  SPOTTERS REPORTED SLOW MOVING THUNDERSTORMS WITH VERY HEAVY        
  RAINFALL ACROSS THE WARNED AREA.  

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  ATWOOD...BEARDSLEY...BENKELMAN...BIRD CITY...BLAKEMAN...BREWSTER...
  COLBY...EDSON...GEM...GOODLAND...HALFORD...LEVANT...LUDELL...MAX...
  MCDONALD...PALISADE...PARKS...ST. FRANCIS...STRATTON NE...TRENTON
  AND WHEELER.

AT 300 PM MDT/400 PM CDT TRAINED SPOTTERS REPORTED MULTIPLE AREA 
ROADWAYS WERE COVERED WITH WATER IN DUNDY COUNTY...WITH 4 INCHES OF 
RAINFALL MEASURED AT BENKELMAN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

&&

LAT...LON 3930 10083 3931 10181 4035 10180 4035 10085

$$

ROBINSON

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 20, 12:20 AM CDT	Severe Thunderstorm Warning	GLD	Cheyenne	55 min
Jun 20, 3:48 AM CDT	Wind Advisory	GLD	Cheyenne, Gove, Greeley, Logan, Sherman, Thomas and 2 more	23 hr
Jun 20, 3:56 AM CDT	Flash Flood Watch	GLD	Cheyenne	17 hr
Jun 20, 5:34 AM CDT	Severe Thunderstorm Warning	GLD	Greeley, Wallace	41 min
Jun 20, 6:06 AM CDT	Severe Thunderstorm Warning	GLD	Greeley, Logan, Wallace	39 min
Jun 20, 6:34 AM CDT	Severe Thunderstorm Warning	GLD	Gove, Logan, Thomas, Wallace	41 min
Jun 20, 7:09 AM CDT	Severe Thunderstorm Warning	GLD	Gove, Logan, Sheridan, Thomas	51 min
Jun 20, 7:26 AM CDT	Severe Thunderstorm Warning	GLD	Greeley, Wallace	64 min
Jun 20, 7:53 AM CDT	Severe Thunderstorm Warning	GLD	Decatur, Gove, Graham, Norton, Sheridan, Thomas	67 min
Jun 20, 8:19 AM CDT	Severe Thunderstorm Warning	GLD	Logan, Sherman, Wallace	56 min
Jun 20, 9:13 AM CDT	Special Weather Statement	GLD	Sherman	47 min
Jun 20, 9:46 AM CDT	Severe Thunderstorm Warning	GLD	Rawlins, Thomas	59 min
Jun 20, 9:49 AM CDT	Special Weather Statement	GLD	Greeley, Wichita	26 min
Jun 20, 10:09 AM CDT	Severe Thunderstorm Warning	GLD	Wichita	44 min
Jun 20, 10:44 AM CDT	Severe Thunderstorm Warning	GLD	Rawlins	61 min
Jun 20, 10:53 AM CDT	Special Weather Statement	GLD	Wichita	52 min
Jun 20, 11:21 AM CDT	Severe Thunderstorm Warning	GLD	Gove	25 min
Jun 20, 12:47 PM CDT	Severe Thunderstorm Warning	GLD	Gove, Graham, Sheridan	58 min
Jun 20, 12:56 PM CDT	Tornado Warning	GLD	Gove, Graham, Sheridan	52 min
Jun 20, 1:26 PM CDT	Tornado Warning	GLD	Decatur, Graham, Norton, Sheridan	64 min
Jun 20, 1:35 PM CDT	Severe Thunderstorm Warning	GLD	Cheyenne, Rawlins	30 min
Jun 20, 1:43 PM CDT	Flash Flood Warning	GLD	Logan, Sherman, Thomas, Wallace	6 hr
Jun 20, 2:03 PM CDT	Tornado Warning	GLD	Graham, Norton	27 min
Jun 20, 2:09 PM CDT	Severe Thunderstorm Warning	GLD	Cheyenne, Rawlins	51 min
Jun 20, 2:26 PM CDT	Tornado Warning	GLD	Norton	34 min
Jun 20, 2:57 PM CDT	Tornado Warning	GLD	Norton	18 min
Jun 20, 3:02 PM CDT	Flash Flood Warning	GLD	Gove, Sheridan, Thomas	6 hr
Jun 20, 3:29 PM CDT	Special Weather Statement	GLD	Logan	31 min
Jun 20, 4:16 PM CDT	Special Weather Statement	GLD	Decatur	29 min
Jun 20, 4:21 PM CDT	Severe Thunderstorm Warning	GLD	Gove, Logan, Sheridan, Thomas	35 min
Jun 20, 5:02 PM CDT	Tornado Warning	GLD	Sheridan	17 min
Jun 20, 5:18 PM CDT	Severe Thunderstorm Warning	GLD	Decatur, Sheridan	42 min
Jun 20, 5:27 PM CDT	Tornado Warning	GLD	Sheridan	63 min
Jun 20, 5:57 PM CDT	Tornado Warning	GLD	Decatur, Graham, Norton, Sheridan	1 min
Jun 20, 6:00 PM CDT	Tornado Warning	GLD	Decatur	60 min
Jun 20, 6:25 PM CDT	Tornado Warning	GLD	Decatur, Norton	65 min
Jun 20, 6:49 PM CDT	Tornado Warning	GLD	Decatur, Sheridan	56 min
Jun 20, 6:51 PM CDT	Flash Flood Warning	GLD	Decatur, Rawlins, Sheridan, Thomas	6 hr
Jun 19, 7:25 PM CDT	Tornado Warning	GLD	Hitchcock	47 min
Jun 19, 7:59 PM CDT	Tornado Warning	GLD	Hitchcock, Red Willow	61 min
Jun 19, 8:31 PM CDT	Tornado Warning	GLD	Red Willow	59 min
Jun 19, 8:36 PM CDT	Tornado Warning	GLD	Red Willow	54 min
Jun 19, 11:10 PM CDT	Severe Thunderstorm Warning	GLD	Dundy, Hitchcock	52 min
Jun 19, 11:45 PM CDT	Severe Thunderstorm Warning	GLD	Hitchcock, Red Willow	43 min
Jun 20, 12:14 AM CDT	Severe Thunderstorm Warning	GLD	Red Willow	37 min
Jun 20, 11:47 AM CDT	Special Weather Statement	GLD	Red Willow	58 min
Jun 20, 12:49 PM CDT	Special Weather Statement	GLD	Red Willow	56 min
Jun 20, 2:44 PM CDT	Severe Thunderstorm Warning	GLD	Dundy	33 min
Jun 20, 3:16 PM CDT	High Wind Warning	GLD	Hitchcock, Red Willow	104 min
Jun 20, 6:10 PM CDT	Severe Thunderstorm Warning	GLD	Red Willow	65 min

Nearby

Flash Flood Warnings in Kansas, 2011 Flash Flood Warnings in Nebraska, 2011 Every flash flood warning in 2011

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.