Alert archive / Missouri / Flash Flood Warnings in 2016

Flash Flood Warning 14, NWS Kansas City, MO

May 27, 2016Platte County, Missouri; Wyandotte County, Kansas

NWS Kansas City, MO issued this flash flood warning at May 27, 2016, 4:08 PM CDT for Platte County, Missouri; Wyandotte County, Kansas. It was in force for 3 hr. 4 reports 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: May 27, 2016, 4:08 PM CDT (21:08 UTC)
Expired: May 27, 2016, 7:15 PM CDT
In force: 3 hr
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Flood severity: None

Counties Wyandotte County, KS, Platte County, MO

The radar

The Pleasant Hill radar (KEAX), 64 km from the middle of the area, began a volume at 21:09 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

Time	Report	Where	Remark
May 27, 4:20 PM CDT	HEAVY RAIN 1.55	5 Nne Parkville, MO	MEASURED OVER THE LAST HOUR.
May 27, 4:20 PM CDT	HEAVY RAIN 1.93	4 Ne Weatherby Lake, MO	ONE HOUR MEASUREMENT BY THE STORMWATCH NETWORK GAGE. 1.14 INCHES FELL IN THIRTY MINUTES.
May 27, 4:30 PM CDT	HEAVY RAIN 1.34	3 Nne Parkville, MO	ONE HOUR MEASUREMENT BY THE STORMWATCH NETWORK GAGE. 0.84 INCHES FELL IN 15 MINUTES BETWEEN 345 PM AND 400 PM.
May 27, 6:16 PM CDT	FLOOD	4 N Fairway, KS	INTERSECTION OF 12TH AND MIAMI IN KCK HAS SIGNIFICANT FLOODING.

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 12:00Z, 9.1 hours before the alert went out and 80 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1552 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: -64 m²/s²
0-3 km storm-relative helicity: -20 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

752 
WGUS53 KEAX 272108
FFWEAX
KSC209-MOC165-280015-
/O.NEW.KEAX.FF.W.0014.160527T2108Z-160528T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
408 PM CDT FRI MAY 27 2016

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WYANDOTTE COUNTY IN NORTHEASTERN KANSAS...
  PLATTE COUNTY IN WEST CENTRAL MISSOURI...

* UNTIL 715 PM CDT

* AT 407 PM CDT...THE PUBLIC REPORTED FLASH FLOODING ACROSS THE
  WARNED AREA. AN INCH OR MORE OF RAIN HAS ALREADY FALLEN. FLASH
  FLOODING IS ALREADY OCCURRING.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  SHAWNEE...LANSING...MERRIAM...MISSION...BONNER SPRINGS...
  PARKVILLE...PLATTE CITY...EDWARDSVILLE...RIVERSIDE...
  WEATHERBY LAKE...WESTON...WESTWOOD...LAKE QUIVIRA...
  KANSAS CITY KANSAS...KANSAS CITY...LAKE WAUKOMIS...EDGERTON...
  DEARBORN...CAMDEN POINT AND FERRELVIEW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

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

&&

LAT...LON 3952 9490 3953 9461 3916 9460 3914 9459
      3912 9461 3904 9461 3904 9480 3906 9485
      3920 9487 3921 9478 3921 9483 3925 9483
      3928 9487

$$

LG

The office that day

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

Issued	Product	Office	Counties	Lasted
May 26, 7:19 PM CDT	Special Weather Statement	EAX	Bates, Cass, Henry	26 min
May 26, 7:32 PM CDT	Severe Thunderstorm Warning	EAX	Henry	15 min
May 26, 7:35 PM CDT	River Flood Warning	EAX	Atchison, Holt	46 hr
May 26, 7:57 PM CDT	Flash Flood Warning	EAX	Bates, Cass, Jackson, Johnson	3 hr
May 26, 8:02 PM CDT	River Flood Warning	EAX	Johnson, Pettis	67 hr
May 26, 8:02 PM CDT	River Flood Warning	EAX	Ray	57 hr
May 26, 8:35 PM CDT	River Flood Warning	EAX	Clay, Ray	41 hr
May 26, 8:46 PM CDT	River Flood Warning	EAX	Buchanan, Platte	4 days
May 26, 8:46 PM CDT	River Flood Warning	EAX	Chariton, Howard, Saline	6 days
May 26, 8:46 PM CDT	River Flood Warning	EAX	Cooper, Howard	7 days
May 26, 9:23 PM CDT	River Flood Warning	EAX	Jackson	37 hr
May 26, 9:59 PM CDT	Areal Flood Warning	EAX	Andrew, Buchanan, Caldwell, Clay, Clinton, Daviess and 5 more	24 hr
May 26, 10:47 PM CDT	Areal Flood Warning	EAX	Cass, Johnson, Lafayette, Pettis, Saline	24 hr
May 27, 12:18 AM CDT	River Flood Warning	EAX	Cooper	42 hr
May 27, 12:18 AM CDT	River Flood Warning	EAX	Cooper	68 hr
May 27, 1:48 AM CDT	River Flood Warning	EAX	Platte	3 days
May 27, 9:29 AM CDT	River Flood Warning	EAX	Clay, Jackson, Platte	70 hr
May 27, 3:36 PM CDT	Special Weather Statement	EAX	Clay	24 min
May 27, 3:59 PM CDT	Special Weather Statement	EAX	Platte	31 min
May 27, 4:28 PM CDT	Special Weather Statement	EAX	Clay	32 min
May 27, 4:43 PM CDT	Areal Flood Advisory	EAX	Clay	3 hr
May 27, 4:44 PM CDT	Special Weather Statement	EAX	Lafayette	31 min
May 27, 4:52 PM CDT	Severe Thunderstorm Warning	EAX	Caldwell, Clinton, DeKalb	23 min
May 27, 5:12 PM CDT	Areal Flood Advisory	EAX	Clinton	3 hr
May 27, 5:19 PM CDT	Special Weather Statement	EAX	Clinton	26 min
May 27, 5:40 PM CDT	Special Weather Statement	EAX	Daviess	35 min
May 27, 5:52 PM CDT	Special Weather Statement	EAX	Macon	23 min
May 27, 6:13 PM CDT	Special Weather Statement	EAX	Grundy	32 min
May 27, 6:40 PM CDT	Special Weather Statement	EAX	Grundy	35 min
May 26, 10:25 PM CDT	Special Weather Statement	EAX	Miami	35 min
May 27, 1:35 AM CDT	River Flood Warning	EAX	Wyandotte	4 days

Nearby

Flash Flood Warnings in Missouri, 2016 Flash Flood Warnings in Kansas, 2016 Every 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.