Alert archive / Kansas / Flash Flood Warnings in 1997

Flash Flood Warning 9, NWS Kansas City, MO

May 25, 1997Johnson County, Miami County, Kansas

NWS Kansas City, MO issued this flash flood warning at May 25, 1997, 12:56 AM CDT for Johnson County, Miami County, Kansas. It was in force for 3 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
May 25, 1997, 12:56 AM CDT (05:56 UTC)
Expired
May 25, 1997, 4:00 AM CDT
In force
3 hr
Issued by
NWS Kansas City, MO
Area
Whole counties

Counties Johnson County, KS, Miami County, KS

The radar

The Pleasant Hill radar (KEAX), 50 km from the middle of the area, began a volume at 05:58 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, 5.9 hours before the alert went out and 77 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 1997-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 331 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 00:00Z on 1997-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.193958Sfc1 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
331 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
1307 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
71 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 250552
FFWMCI
KSC091-121-250900-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
1256 AM CDT SUN MAY 25 1997

* FLASH FLOOD WARNING FOR
    SOUTHERN JOHNSON COUNTY - EAST CENTRAL KANSAS
    NORTHERN MIAMI COUNTY - EAST CENTRAL KANSAS
 
* UNTIL 400 AM CDT

* SOME STREAMS AND RIVERS AFFECTED
    HILLDALE LAKE
    TENMILE CREEK
    NORTH WEA CREEK

* CAUSE AND EFFECT
THUNDERSTORMS HAVE PRODUCED OVER 2 INCHES OF RAINFALL SINCE MIDNIGHT
NEAR HILLSDALE LAKE. THE SLOW MOVING THUNDERSTORMS WILL TRACK ACROSS
SPRING HILL...OCHELTREE...STILLWELL AND STANLEY THROUGH 2 AM. ANOTHER
INCH OR TWO OF RAIN IS LIKELY IN THESE AREAS.

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

BODNER

Nearby

Flash Flood Warnings in Kansas, 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.