Alert archive / Kansas / Flash Flood Warnings in 2015

Flash Flood Warning 18, NWS Dodge City, KS

August 16, 2015Hamilton County, Kansas

NWS Dodge City, KS issued this flash flood warning at Aug 16, 2015, 9:48 PM MDT for Hamilton 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
Aug 16, 2015, 9:48 PM MDT (03:48 UTC)
Expired
Aug 17, 2015, 12:45 AM MDT
In force
3 hr
Issued by
NWS Dodge City, KS
Area
Storm-based polygon
Flood severity
None

County Hamilton County, KS

The radar

The Goodland radar (KGLD), 130 km from the middle of the area, began a volume at 03:47 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, 3.8 hours before the alert went out and 190 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 2015-08-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 44 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 2015-08-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 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
44 J/kg
Mixed-layer CIN
-117 J/kg
Mixed-layer LCL
2253 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
184 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.

478 
WGUS53 KDDC 170348
FFWDDC
KSC075-170645-
/O.NEW.KDDC.FF.W.0018.150817T0348Z-150817T0645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DODGE CITY KS
948 PM MDT SUN AUG 16 2015

THE NATIONAL WEATHER SERVICE IN DODGE CITY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHWESTERN HAMILTON COUNTY IN SOUTHWESTERN KANSAS...

* UNTIL 1245 AM MDT
    
* AT 947 PM MDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. FLASH FLOODING IS EXPECTED TO
  BEGIN SHORTLY.

* FLASH FLOODING WILL REMAIN OVER MAINLY RURAL AREAS OF NORTHWESTERN
  HAMILTON COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.

&&

LAT...LON 3826 10204 3826 10189 3815 10186 3814 10204
      3824 10205

$$

HOVORKA

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 16, 6:47 PM MDTSpecial Weather StatementDDCTrego43 min
Aug 16, 7:39 PM MDTSpecial Weather StatementDDCHamilton51 min
Aug 16, 7:52 PM MDTSevere Thunderstorm WarningDDCHamilton23 min
Aug 16, 8:27 PM MDTSpecial Weather StatementDDCHamilton, Kearny, Scott48 min
Aug 16, 9:10 PM MDTSpecial Weather StatementDDCFinney, Hamilton, Kearny50 min
Aug 16, 9:26 PM MDTSevere Thunderstorm WarningDDCStanton49 min
Aug 16, 9:54 PM MDTSpecial Weather StatementDDCGrant, Kearny, Stanton51 min
Aug 16, 10:31 PM MDTSpecial Weather StatementDDCGrant, Haskell, Kearny, Morton, Seward, Stevens44 min
Aug 17, 12:46 AM MDTAreal Flood WarningDDCHamilton12 hr
Aug 17, 8:51 AM MDTRiver Flood WarningDDCHamilton12 hr

Nearby

Flash Flood Warnings in Kansas, 2015Every flash flood warning in 2015

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.