Alert archive / Kansas / Flash Flood Warnings in 2018

Flash Flood Warning 20, NWS Dodge City, KS

July 29, 2018Pratt County, Kansas

NWS Dodge City, KS issued this flash flood warning at Jul 29, 2018, 3:07 AM CDT for Pratt County, Kansas. 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
Jul 29, 2018, 3:07 AM CDT (08:07 UTC)
Expired
Jul 29, 2018, 6:00 AM CDT
In force
3 hr
Issued by
NWS Dodge City, KS
Area
Storm-based polygon
Flood severity
None

County Pratt County, KS

The radar

The Wichita radar (KICT), 111 km from the middle of the area, began a volume at 08:06 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, 8.1 hours before the alert went out and 106 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 2018-07-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1797 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 2018-07-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 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
1797 J/kg
Mixed-layer CIN
-91 J/kg
Mixed-layer LCL
1480 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
94 m²/s²
Significant tornado parameter
0.2
Supercell composite
3.8

Open this sounding in Storm Lab

The text

As transmitted.

943 
WGUS53 KDDC 290807
FFWDDC
KSC151-291100-
/O.NEW.KDDC.FF.W.0020.180729T0807Z-180729T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Dodge City KS
307 AM CDT SUN JUL 29 2018

The National Weather Service in Dodge City has issued a

* Flash Flood Warning for...
  Pratt County in south central Kansas...

* Until 600 AM CDT.

* At 306 AM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Up to two and a half inches of 
  rain have already fallen over much of Pratt County. Flash flooding 
  is expected to begin shortly or is already occurring.

* Some locations that will experience flooding include...
  Pratt, Iuka, Preston, Sawyer, Cullison, Coats and Cairo. 

Additional rainfall amounts of an inch or more are possible in the 
warned area through 600 AM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

&&

LAT...LON 3778 9848 3748 9847 3749 9880 3754 9900
      3772 9900 3780 9873

$$

UMSCHEID
1 follow-up statement
373 
WGUS73 KDDC 290946
FFSDDC

Flash Flood Statement
National Weather Service Dodge City KS
446 AM CDT SUN JUL 29 2018

KSC151-291100-
/O.CON.KDDC.FF.W.0020.000000T0000Z-180729T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pratt KS-
446 AM CDT SUN JUL 29 2018

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 AM CDT FOR
PRATT COUNTY...

At 441 AM CDT, Doppler radar indicated thunderstorms were continuing 
across the warned area. Radar estimated that three to four inches of 
rain have already fallen. Flooding has been reported by the Pratt 
Law Enforcement at the park in Pratt. 

Some locations that will experience flooding include...
Pratt, Iuka, Preston, Sawyer, Cullison, Coats and Cairo. 

Additional rainfall amounts of up to one half of an inch are 
possible in the warned area.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

&&

LAT...LON 3778 9848 3748 9847 3749 9880 3754 9900
      3772 9900 3780 9873

$$

RBURG

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 28, 9:17 PM CDTSpecial Weather StatementDDCMorton58 min
Jul 28, 9:41 PM CDTSevere Thunderstorm WarningDDCMorton49 min
Jul 28, 10:21 PM CDTSpecial Weather StatementDDCHaskell54 min
Jul 28, 10:38 PM CDTSevere Thunderstorm WarningDDCGray, Haskell, Meade, Seward46 min
Jul 28, 10:51 PM CDTSpecial Weather StatementDDCGrant, Stanton, Stevens54 min
Jul 28, 11:23 PM CDTSpecial Weather StatementDDCSeward67 min
Jul 28, 11:33 PM CDTSpecial Weather StatementDDCClark, Ford, Meade57 min
Jul 28, 11:36 PM CDTSpecial Weather StatementDDCHaskell54 min
Jul 28, 11:42 PM CDTSevere Thunderstorm WarningDDCGrant, Haskell, Seward, Stevens63 min
Jul 29, 12:08 AM CDTSpecial Weather StatementDDCFinney, Kearny67 min
Jul 29, 12:32 AM CDTSpecial Weather StatementDDCClark, Ford, Gray, Meade58 min
Jul 29, 12:34 AM CDTSevere Thunderstorm WarningDDCEllis56 min
Jul 29, 12:39 AM CDTSevere Thunderstorm WarningDDCFord, Hodgeman51 min
Jul 29, 12:47 AM CDTAreal Flood AdvisoryDDCFinney3 hr
Jul 29, 12:51 AM CDTSevere Thunderstorm WarningDDCEdwards, Kiowa, Pawnee, Pratt, Stafford37 min
Jul 29, 1:09 AM CDTSevere Thunderstorm WarningDDCFinney, Ford, Gray, Hodgeman40 min
Jul 29, 1:35 AM CDTSevere Thunderstorm WarningDDCLane, Ness, Scott55 min
Jul 29, 1:43 AM CDTAreal Flood AdvisoryDDCPratt3 hr
Jul 29, 5:49 AM CDTAreal Flood WarningDDCPratt6 hr
Jul 29, 6:27 AM CDTAreal Flood WarningDDCEdwards, Hodgeman, Pawnee6 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.