Alert archive / Kansas / Flash Flood Warnings in 1997

Flash Flood Warning 4, NWS Kansas City, MO

March 24, 1997Jackson County, Missouri; Johnson County, Wyandotte County, Kansas

NWS Kansas City, MO issued this flash flood warning at Mar 24, 1997, 8:17 PM CST for Jackson County, Missouri; Johnson County, Wyandotte 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 counties it named.

The facts

Issued: Mar 24, 1997, 8:17 PM CST (02:17 UTC)
Expired: Mar 25, 1997, 12:00 AM CST
In force: 4 hr
Issued by: NWS Kansas City, MO
Area: Whole counties

Counties Johnson County, KS, Wyandotte County, KS, Jackson County, MO

The radar

The Pleasant Hill radar (KEAX), 39 km from the middle of the area, began a volume at 02:20 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.

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 2.3 hours before the alert went out and 86 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: 853 J/kg
Mixed-layer CIN: -18 J/kg
Mixed-layer LCL: 1673 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 48 m²/s²
0-3 km storm-relative helicity: 88 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KMCI 250217 COR
FFWMCI
KSC091-KSC209-MOC095-250600-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING...CORRECTED WARNING AREA AND EXPIRATION TIME
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
817 PM CST MON MAR 24 1997

* FLASH FLOOD WARNING FOR
  JOHNSON COUNTY - EAST CENTRAL KANSAS
  WYANDOTTE COUNTY EAST CENTRAL KANSAS  
  JACKSON COUNTY - NORTHWEST MISSOURI

* UNTIL 1200 AM CST
 
* SOME STREAMS AND RIVERS AFFECTED
    TURKEY CREEK
    BRUSH CREEK
    INDIAN CREEK
    ROCK CREEK

* CAUSE AND EFFECT
    THUNDERSTORMS HAVE PRODUCED ONE TO THREE INCHES OF RAINFALL
    SINCE 600 PM IN THE WARNED AREA.

* FORECAST CONDITIONS
    THUNDERSTORMS WILL CONTINUE TO MOVE ACROSS THE AREA WITH
4    ADDITIONAL RAINFALL AMOUNTS OF ONE TO TWO INCHES POSSIBLE BY
    10 PM.

DON'T DRIVE ACROSS FLOODED ROADS!  MOST FLASH FLOOD DEATHS OCCUR IN
AUTOMOBILES.

BEUSTERIEN

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 24, 6:06 PM CST	Severe Thunderstorm Warning	EAX	Grundy, Mercer, Putnam, Sullivan	59 min
Mar 24, 6:36 PM CST	Severe Thunderstorm Warning	EAX	Harrison	39 min
Mar 24, 6:48 PM CST	Severe Thunderstorm Warning	EAX	Clay	62 min
Mar 24, 6:53 PM CST	Severe Thunderstorm Warning	EAX	Jackson	52 min
Mar 24, 7:06 PM CST	Severe Thunderstorm Warning	EAX	Caldwell, Ray	59 min
Mar 24, 7:47 PM CST	Severe Thunderstorm Warning	EAX	Clay, Jackson, Ray	43 min
Mar 24, 8:04 PM CST	Flash Flood Warning	EAX	Jackson	4 hr
Mar 24, 8:32 PM CST	Severe Thunderstorm Warning	EAX	Jackson	43 min
Mar 24, 6:17 PM CST	Severe Thunderstorm Warning	EAX	Leavenworth, Wyandotte	63 min
Mar 24, 6:48 PM CST	Severe Thunderstorm Warning	EAX	Johnson	62 min
Mar 24, 7:11 PM CST	Severe Thunderstorm Warning	EAX	Miami	44 min
Mar 24, 8:13 PM CST	Severe Thunderstorm Warning	EAX	Johnson	32 min

Nearby

Flash Flood Warnings in Kansas, 1997 Flash Flood Warnings in Missouri, 1997 Every flash flood warning in 1997

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.