Alert archive / Missouri / Flash Flood Warnings in 1997

Flash Flood Warning 23, NWS Kansas City, MO

June 28, 1997Carroll County, Missouri

NWS Kansas City, MO issued this flash flood warning at Jun 28, 1997, 6:41 PM CDT for Carroll County, Missouri. It was in force for 2 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
Jun 28, 1997, 6:41 PM CDT (23:41 UTC)
Expired
Jun 28, 1997, 9:00 PM CDT
In force
2 hr
Issued by
NWS Kansas City, MO
Area
Whole counties

County Carroll County, MO

The radar

The Pleasant Hill radar (KEAX), 95 km from the middle of the area, began a volume at 23:41 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 12:00Z, 11.7 hours before the alert went out and 190 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 12:00Z on 1997-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1916 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 12:00Z on 1997-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -24 square meters per square second.1939Sfc1 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
1916 J/kg
Mixed-layer CIN
-90 J/kg
Mixed-layer LCL
1214 m above ground
0-6 km bulk shear
1 kt
0-1 km storm-relative helicity
-24 m²/s²
0-3 km storm-relative helicity
-1 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 
TTAA00 KMCI 282340
FFWMCI
MOC033-290200-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
URBAN AND SMALL STREAM FLOOD WARNING
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
641 PM CDT SAT JUN 28 1997

* URBAN AND SMALL STREAM FLOOD WARNING FOR
    CARROLL COUNTY - CENTRAL MISSOURI
 
* UNTIL 900 PM CDT

* SOME STREAMS AND RIVERS AFFECTED
   MOSS CREEK
   TURKEY CREEK


* CAUSE AND EFFECT
THUNDERSTORMS REMAINED NEARLY STATIONARY FROM PLYMOUTH TO
MANDEVILLE TO NORBORNE. DOPPLER RADAR INDICATED ONE HOUR
RAINFALL AMOUNTS FROM 1.50 TO 2.50 INCHES.

* FORECAST CONDITIONS
THESE STORMS WILL DRIFT SLOWLY WESTWARD THROUGH 800 PM. FLOODING
OF SMALL CREEKS AND STREAMS IS LIKELY...ALONG WITH ROADS NEAR
THESE WATERWAYS. IN ADDITION...FLOODING OF ROADS IN URBAN AREAS IS
LIKELY.

DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD!

MJM

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 28, 5:29 AM CDTFlash Flood WarningEAXGentry3 hr
Jun 28, 5:02 PM CDTFlash Flood WarningEAXCooper, Pettis118 min
Jun 28, 5:37 PM CDTFlash Flood WarningEAXPettis2 hr

Nearby

Flash Flood Warnings in Missouri, 1997Every 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.