Alert archive / Kansas / Flash Flood Warnings in 2016

Flash Flood Warning 23, NWS Wichita, KS

September 17, 2016Harper County, Kansas

NWS Wichita, KS issued this flash flood warning at Sep 17, 2016, 2:38 AM CDT for Harper County, Kansas. It was in force for 4 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
Sep 17, 2016, 2:38 AM CDT (07:38 UTC)
Expired
Sep 17, 2016, 6:30 AM CDT
In force
4 hr
Issued by
NWS Wichita, KS
Area
Storm-based polygon
Flood severity
None

County Harper County, KS

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 7.6 hours before the alert went out and 163 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 2016-09-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 618 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 2016-09-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 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
618 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
1311 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
100 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.8

Open this sounding in Storm Lab

The text

As transmitted.

960 
WGUS53 KICT 170738
FFWICT
KSC077-171130-
/O.NEW.KICT.FF.W.0023.160917T0738Z-160917T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WICHITA KS
238 AM CDT SAT SEP 17 2016

THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHWESTERN HARPER COUNTY IN SOUTH CENTRAL KANSAS...

* UNTIL 630 AM CDT

* AT 236 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. DOPPLER RADAR ESTIMATED UP TO
  THREE INCHES OF RAIN HAVE ALREADY FALLEN WITH ADDITIONAL RAINFALL
  LIKELY. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  CORWIN AND RURAL AREAS BEWTEEN CORWIN AND ATTICA.

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 3706 9835 3721 9835 3721 9809 3706 9809

$$

DARMOFAL
1 follow-up statement
419 
WGUS73 KICT 171028
FFSICT

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
528 AM CDT SAT SEP 17 2016

KSC077-171033-
/O.CAN.KICT.FF.W.0023.000000T0000Z-160917T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HARPER KS-
528 AM CDT SAT SEP 17 2016

...THE FLASH FLOOD WARNING FOR SOUTHWESTERN HARPER COUNTY IS
CANCELLED...

THE HEAVY RAIN HAS ENDED AND THE THREAT FOR FLASH FLOODING HAS
DIMINISHED. HOWEVER SOME CREEKS AND STREAMS IN THE AREA MAY REMAIN
HIGH WITH MINOR NUISANCE LOWLAND FLOODING POSSIBLE UNTIL JUST AFTER
DAWN. THEREFORE A FLOOD WARNING WILL REMAIN IN EFFECT UNTIL 8 AM
CDT.  

LAT...LON 3706 9835 3721 9835 3721 9809 3706 9809

$$

DARMOFAL

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 16, 8:17 PM CDTRiver Flood WarningICTLabette, Neosho38 hr
Sep 16, 8:17 PM CDTRiver Flood WarningICTCherokee, Labette60 hr
Sep 16, 11:37 PM CDTDense Fog AdvisoryICTAllen, Barton, Butler, Chase, Chautauqua, Cowley and 18 more10 hr
Sep 17, 2:07 AM CDTAreal Flood WarningICTHarper6 hr

Nearby

Flash Flood Warnings in Kansas, 2016Every flash flood warning in 2016

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.