Alert archive / Kansas / Flash Flood Warnings in 2018

Flash Flood Warning 21, NWS Goodland, KS

June 19, 20185 counties in Kansas

NWS Goodland, KS issued this flash flood warning at Jun 19, 2018, 8:45 PM CDT for 5 counties in Kansas. It was in force for 2 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 19, 2018, 8:45 PM CDT (01:45 UTC)
Expired
Jun 19, 2018, 11:00 PM CDT
In force
2 hr
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Flood severity
None

Counties Gove County, KS, Graham County, KS, Logan County, KS, Sheridan County, KS, Thomas County, KS

The radar

The Goodland radar (KGLD), 120 km from the middle of the area, began a volume at 01:47 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 00:00Z, 1.8 hours before the alert went out and 155 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 00:00Z on 2018-06-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2016 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 00:00Z on 2018-06-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 107 square meters per square second.193958Sfc1 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
2016 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
1695 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
107 m²/s²
0-3 km storm-relative helicity
200 m²/s²
Significant tornado parameter
0.3
Supercell composite
5.9

Open this sounding in Storm Lab

The text

As transmitted.

660 
WGUS53 KGLD 200145
FFWGLD
KSC063-065-109-179-193-200445-
/O.NEW.KGLD.FF.W.0021.180620T0145Z-180620T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Goodland KS
845 PM CDT TUE JUN 19 2018

The National Weather Service in Goodland has issued a

* Flash Flood Warning for...
  Southeastern Thomas County in northwestern Kansas...
  Northeastern Logan County in west central Kansas...
  Southern Sheridan County in northwestern Kansas...
  Northern Gove County in west central Kansas...
  Southwestern Graham County in northwestern Kansas...

* Until 1145 PM CDT.

* At 845 PM CDT, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Flash flooding is expected to
  begin shortly.

* Some locations that will experience flooding include...
  Oakley, Quinter, Grainfield, Grinnell, Monument, Park and Angelus. 

This includes Interstate 70 in Kansas between mile markers 65 and
113.
 
LAT...LON 3913 10015 3897 10015 3897 10107 3926 10108
      3926 9992 3913 9992

$$

EV
1 follow-up statement
797 
WGUS73 KGLD 200400
FFSGLD

Flash Flood Statement
National Weather Service Goodland KS
1100 PM CDT TUE JUN 19 2018

KSC063-065-109-179-193-200410-
/O.CAN.KGLD.FF.W.0021.000000T0000Z-180620T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Thomas KS-Logan KS-Sheridan KS-Gove KS-Graham KS-
1100 PM CDT TUE JUN 19 2018

...THE FLASH FLOOD WARNING FOR SOUTHEASTERN THOMAS...NORTHEASTERN
LOGAN...SOUTHERN SHERIDAN...NORTHERN GOVE AND SOUTHWESTERN GRAHAM
COUNTIES IS CANCELLED...

The threat for flash flooding has subsided, but flooding is still a 
threat and an Areal Flood Warning has been issued to replace this 
warning. Please continue to heed any remaining road closures.

LAT...LON 3913 10015 3897 10015 3897 10107 3926 10108
      3926 9992 3913 9992

$$

EV

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 19, 7:13 PM CDTTornado WarningGLDCheyenne16 min
Jun 19, 7:14 PM CDTSevere Thunderstorm WarningGLDGove, Logan46 min
Jun 19, 7:20 PM CDTSevere Thunderstorm WarningGLDSherman, Wallace40 min
Jun 19, 7:23 PM CDTSevere Thunderstorm WarningGLDLogan, Thomas28 min
Jun 19, 7:27 PM CDTSevere Thunderstorm WarningGLDCheyenne, Rawlins63 min
Jun 19, 7:39 PM CDTTornado Warning Tornado observedGLDCheyenne, Rawlins21 min
Jun 19, 7:44 PM CDTSevere Thunderstorm WarningGLDSherman, Thomas46 min
Jun 19, 7:49 PM CDTSevere Thunderstorm WarningGLDGove, Logan41 min
Jun 19, 7:56 PM CDTSevere Thunderstorm WarningGLDGreeley, Logan, Wallace, Wichita49 min
Jun 19, 7:57 PM CDTFlash Flood WarningGLDCheyenne, Rawlins3 hr
Jun 19, 8:01 PM CDTSevere Thunderstorm WarningGLDGove, Sheridan44 min
Jun 19, 8:31 PM CDTSevere Thunderstorm WarningGLDLogan, Wichita44 min
Jun 19, 8:32 PM CDTSevere Thunderstorm WarningGLDSheridan, Thomas21 min
Jun 19, 8:44 PM CDTSevere Thunderstorm WarningGLDGreeley, Wichita46 min
Jun 19, 8:52 PM CDTSevere Thunderstorm WarningGLDGove, Logan53 min
Jun 19, 10:57 PM CDTAreal Flood WarningGLDGove, Graham, Logan, Sheridan, Thomas12 hr

Nearby

Flash Flood Warnings in Kansas, 2018Every flash flood warning in 2018

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.