Alert archive / Missouri / Flash Flood Warnings in 2007

Flash Flood Warning 7, NWS Kansas City, MO

May 6, 2007Ray County, Missouri

NWS Kansas City, MO issued this flash flood warning at May 6, 2007, 5:19 PM CDT for Ray County, Missouri. It was in force for 6 hr. 2 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 6, 2007, 5:19 PM CDT (22:19 UTC)
Expired: May 6, 2007, 11:30 PM CDT
In force: 6 hr
Issued by: NWS Kansas City, MO
Area: Counties, with a storm outline in the text
Flood severity: None

County Ray County, MO

The radar

The Pleasant Hill radar (KEAX), 51 km from the middle of the area, began a volume at 22:20 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 6, 6:00 PM CDT	FLASH FLOOD	Richmond, MO	LEXINGTON STREET NEAR WELLINGTON CLOSED. NUMEROUS REPORTS OF COUNTY ROADS CLOSED DUE TO FLASH FLOODING.
May 6, 7:09 PM CDT	FLOOD	5 Se Richmond, MO	MISSOURI RIVER FLOODING FIELDS ALONG HWY 13 IN SOUTHERN RAY COUNTY

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

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 10.3 hours before the alert went out and 260 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: 1328 J/kg
Mixed-layer CIN: -120 J/kg
Mixed-layer LCL: 1003 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 149 m²/s²
0-3 km storm-relative helicity: 197 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.

000 
WGUS53 KEAX 062220
FFWEAX
MOC177-070430-
/X.NEW.KEAX.FF.W.0007.070506T2219Z-070507T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
519 PM CDT SUN MAY 6 2007

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  RAY COUNTY IN WEST CENTRAL MISSOURI

* UNTIL 1130 PM CDT

* AT 515 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE    
  WARNED AREA. RAINFALL OF 1 TO 2 INCHES HAS FALLEN IN THE LAST HOUR 
  IN RAY COUNTY.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  LAWSON...RICHMOND...CRYSTAL LAKES...EXCELSIOR ESTATES...HARDIN...
  HENRIETTA...ORRICK AND WOODS HEIGHTS.


EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

LAT...LON 3922 9421 3921 9416 3919 9417 3915 9410
      3914 9406 3919 9405 3920 9402 3921 9399
      3920 9398 3916 9399 3916 9396 3919 9394
      3920 9390 3922 9384 3922 9378 3952 9377
      3952 9421

$$

BAILEY

2 follow-up statements

000 
WGUS73 KEAX 070122
FFSEAX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
820 PM CDT SUN MAY 6 2007

MOC177-070430-
/X.CON.KEAX.FF.W.0007.000000T0000Z-070507T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
RAY MO-
820 PM CDT SUN MAY 6 2007

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR RAY COUNTY UNTIL 1130 PM
CDT...

AT 817 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
SCATTERED THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED 
AREA. DOPPLER RADAR ESTIMATED 1 TO 2 INCHES OF RAINFALL HAS ALREADY 
FALLEN ACROSS THE AREA AND ADDITIONAL RAINFALL IS EXPECTED.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO 
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... 
RICHMOND...CRYSTAL LAKES...HARDIN...HENRIETTA...ORRICK AND WOODS 
HEIGHTS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE 
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS 
SAFELY.

LAT...LON 3922 9421 3921 9416 3919 9417 3915 9410
      3914 9406 3919 9405 3920 9402 3921 9399
      3920 9398 3916 9399 3916 9396 3919 9394
      3920 9390 3922 9384 3922 9378 3952 9377
      3952 9421

$$

NRR

000 
WGUS73 KEAX 070414
FFSEAX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1112 PM CDT SUN MAY 6 2007

MOC177-070422-
/X.CAN.KEAX.FF.W.0007.000000T0000Z-070507T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
RAY MO-
1112 PM CDT SUN MAY 6 2007

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR RAY COUNTY IS
CANCELLED...

THE THREAT FOR FLASH FLOODING HAS ENDED...HOWEVER THE AREAL FLOOD 
WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT. ADDITIONAL SHOWERS AND 
THUNDERSTORMS CONTAINING HEAVY RAINFALL ARE EXPECTED OVERNIGHT.

IF FLOODING HAS BEEN OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW 
ENFORCEMENT AGENCY.

LAT...LON 3922 9421 3921 9416 3919 9417 3915 9410
      3914 9406 3919 9405 3920 9402 3921 9399
      3920 9398 3916 9399 3916 9396 3919 9394
      3920 9390 3922 9384 3922 9378 3952 9377
      3952 9421

$$

NRR

The office that day

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

Issued	Product	Office	Counties	Lasted
May 6, 1:09 AM CDT	Severe Thunderstorm Warning	EAX	Nodaway	36 min
May 6, 1:12 AM CDT	Severe Thunderstorm Warning	EAX	Atchison, Holt	33 min
May 6, 2:38 AM CDT	Flood Watch	EAX	Andrew, Atchison, Buchanan, DeKalb, Gentry, Holt and 2 more	6 hr
May 6, 2:49 AM CDT	Flash Flood Warning	EAX	Atchison, Holt, Nodaway	8 hr
May 6, 3:57 AM CDT	Severe Thunderstorm Warning	EAX	Andrew, Holt, Nodaway	33 min
May 6, 4:22 AM CDT	Flash Flood Warning	EAX	Andrew, Nodaway	8 hr
May 6, 5:02 AM CDT	Severe Thunderstorm Warning	EAX	Gentry, Worth	29 min
May 6, 5:22 AM CDT	Severe Thunderstorm Warning	EAX	Gentry, Harrison	38 min
May 6, 6:54 AM CDT	Severe Thunderstorm Warning	EAX	Grundy, Linn, Livingston, Mercer, Putnam, Sullivan	51 min
May 6, 9:02 AM CDT	Flash Flood Watch	EAX	Adair, Andrew, Atchison, Bates, Buchanan, Caldwell and 31 more	28 hr
May 6, 9:39 AM CDT	Flash Flood Warning	EAX	Jackson	5 hr
May 6, 9:51 AM CDT	Flash Flood Warning	EAX	Cass	5 hr
May 6, 12:16 PM CDT	Flash Flood Warning	EAX	Bates, Henry	6 hr
May 6, 2:21 PM CDT	Severe Thunderstorm Warning	EAX	Cooper	39 min
May 6, 4:38 PM CDT	Flash Flood Warning	EAX	Cass, Jackson	6 hr
May 6, 5:03 PM CDT	Severe Thunderstorm Warning	EAX	Henry, Johnson, Pettis	42 min
May 6, 6:19 PM CDT	Severe Thunderstorm Warning	EAX	Johnson, Pettis	41 min
May 6, 6:25 PM CDT	Flash Flood Warning	EAX	Bates, Henry	6 hr
May 6, 6:32 PM CDT	Flash Flood Warning	EAX	Livingston	6 hr
May 6, 6:46 PM CDT	Severe Thunderstorm Warning	EAX	Cass	44 min

Nearby

Flash Flood Warnings in Missouri, 2007 Every flash flood warning in 2007

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.