Alert archive / Kansas / Flash Flood Warnings in 2016

Flash Flood Warning 21, NWS Kansas City, MO

July 3, 2016Leavenworth County, Kansas; Platte County, Missouri

NWS Kansas City, MO issued this flash flood warning at Jul 3, 2016, 12:03 AM CDT for Leavenworth County, Kansas; Platte County, Missouri. It was in force for 6 hr. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 3, 2016, 12:03 AM CDT (05:03 UTC)
Expired
Jul 3, 2016, 6:00 AM CDT
In force
6 hr
Issued by
NWS Kansas City, MO
Area
Storm-based polygon
Flood severity
None

Counties Leavenworth County, KS, Platte County, MO

The radar

The Pleasant Hill radar (KEAX), 86 km from the middle of the area, began a volume at 05:02 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.

What was reported inside it

TimeReportWhereRemark
Jul 3, 1:33 AM CDTFLASH FLOOD5 E Lansing, MO45 HIGHWAY AT DRY LAKE ROAD CLOSED DUE TO WATER OVER THE ROAD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Topeka, KS (KFOE), launched 00:00Z, 5.1 hours before the alert went out and 72 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, Topeka, KS at 00:00Z on 2016-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 147 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, Topeka, KS at 00:00Z on 2016-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 178 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
147 J/kg
Mixed-layer CIN
-130 J/kg
Mixed-layer LCL
737 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
178 m²/s²
0-3 km storm-relative helicity
280 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

The text

As transmitted.

481 
WGUS53 KEAX 030503
FFWEAX
KSC103-MOC165-031100-
/O.NEW.KEAX.FF.W.0021.160703T0503Z-160703T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1203 AM CDT SUN JUL 3 2016

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN LEAVENWORTH COUNTY IN NORTHEASTERN KANSAS...
  SOUTHEASTERN PLATTE COUNTY IN WEST CENTRAL MISSOURI...

* UNTIL 600 AM CDT

* AT 1202 AM CDT...DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED
  THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. UP TO
  THREE INCHES OF RAIN HAVE ALREADY FALLEN IN THE LAST 2 HOURS.
  FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  KANSAS CITY...LEAVENWORTH...LANSING...PLATTE CITY...
  WEATHERBY LAKE...WESTON...LAKE WAUKOMIS...FERRELVIEW...
  PLATTE WOODS...EASTON...TRACY...FARLEY...EAST LEAVENWORTH...
  STILLINGS...FORT LEAVENWORTH...HOOVER...KANSAS CITY INTL ARPT...
  LOWEMONT AND BEVERLY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND
UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

&&

LAT...LON 3942 9518 3942 9498 3943 9498 3944 9460
      3923 9460 3924 9518

$$

CDB
1 follow-up statement
670 
WGUS73 KEAX 031043
FFSEAX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
543 AM CDT SUN JUL 3 2016

KSC103-MOC165-031052-
/O.CAN.KEAX.FF.W.0021.000000T0000Z-160703T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LEAVENWORTH KS-PLATTE MO-
543 AM CDT SUN JUL 3 2016

...THE FLASH FLOOD WARNING FOR NORTHERN LEAVENWORTH AND SOUTHEASTERN
PLATTE COUNTIES IS CANCELLED...

THE FLASH FLOOD WARNING HAS BEEN REPLACED WITH A FLOOD WARNING.

LAT...LON 3942 9518 3942 9498 3943 9498 3944 9460
      3923 9460 3924 9518

$$

CDB

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 2, 10:13 PM CDTRiver Flood WarningEAXMiami4 days
Jul 2, 10:13 PM CDTRiver Flood WarningEAXLinn24 hr
Jul 2, 10:13 PM CDTRiver Flood WarningEAXLinn24 hr
Jul 2, 11:32 PM CDTAreal Flood AdvisoryEAXLeavenworth4 hr
Jul 3, 2:17 AM CDTRiver Flood WarningEAXLeavenworth3 days
Jul 3, 5:42 AM CDTAreal Flood WarningEAXLeavenworth12 hr
Jul 2, 8:20 PM CDTRiver Flood WarningEAXCass, Henry, Johnson60 hr
Jul 2, 8:34 PM CDTRiver Flood WarningEAXJohnson, Pettis59 hr
Jul 2, 9:28 PM CDTRiver Flood WarningEAXCooper, Howard4 days
Jul 2, 9:35 PM CDTAreal Flood AdvisoryEAXJackson, Lafayette4 hr
Jul 2, 9:44 PM CDTRiver Flood WarningEAXHoward34 hr
Jul 2, 9:53 PM CDTRiver Flood WarningEAXCooper3 days
Jul 2, 10:05 PM CDTRiver Flood WarningEAXCarroll48 hr
Jul 3, 12:37 AM CDTFlash Flood WarningEAXLafayette, Pettis, Saline6 hr
Jul 3, 12:48 AM CDTRiver Flood WarningEAXClay, Ray38 hr
Jul 3, 1:18 AM CDTFlash Flood WarningEAXCooper, Howard6 hr
Jul 3, 1:26 AM CDTFlash Flood WarningEAXClay, Jackson, Lafayette, Ray6 hr
Jul 3, 2:08 AM CDTFlash Flood WarningEAXCooper, Johnson, Lafayette, Pettis6 hr
Jul 3, 2:12 AM CDTFlash Flood WarningEAXJackson6 hr
Jul 3, 2:58 AM CDTRiver Flood WarningEAXClay, Platte30 hr
Jul 3, 3:11 AM CDTRiver Flood WarningEAXJackson35 hr
Jul 3, 5:58 AM CDTAreal Flood WarningEAXCarroll, Chariton, Cooper, Howard, Johnson, Lafayette and 3 more12 hr
Jul 3, 9:30 AM CDTRiver Flood WarningEAXCooper47 hr
Jul 3, 3:36 PM CDTRiver Flood WarningEAXCass, Henry, Johnson36 hr
Jul 3, 5:41 PM CDTAreal Flood WarningEAXCooper, Howard, Johnson, Lafayette, Pettis, Saline6 hr

Nearby

Flash Flood Warnings in Kansas, 2016Flash Flood Warnings in Missouri, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.