Alert archive / Missouri / Flash Flood Warnings in 2002

Flash Flood Warning 21, NWS Paducah, KY

May 8, 2002Scott County, Missouri

NWS Paducah, KY issued this flash flood warning at May 8, 2002, 4:58 AM CDT for Scott County, Missouri. 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 outline as issued.

The facts

Issued
May 8, 2002, 4:58 AM CDT (09:58 UTC)
Expired
May 8, 2002, 9:00 AM CDT
In force
4 hr
Issued by
NWS Paducah, KY
Area
Counties, with a storm outline in the text

County Scott County, MO

The radar

The Paducah radar (KPAH), 73 km from the middle of the area, began a volume at 10:01 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

Little Rock, AR (KLZK), launched 00:00Z, 10.0 hours before the alert went out and 249 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, Little Rock, AR at 00:00Z on 2002-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2210 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 00:00Z on 2002-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 92 square meters per square second.19395878Sfc1 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
2210 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
970 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
92 m²/s²
0-3 km storm-relative helicity
138 m²/s²
Significant tornado parameter
1.7
Supercell composite
13.2

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KPAH 080958
FFWPAH
MOC201-081400-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PADUCAH KY
458 AM CDT WED MAY 8 2002

THE NATIONAL WEATHER SERVICE IN PADUCAH HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SCOTT COUNTY IN MISSOURI

* UNTIL 900 AM CDT

* AT 455 AM CDT...WEATHER SERVICE RADAR SHOWED AN AREA OF 
THUNDERSTORMS WITH VERY HEAVY RAIN MOVING ACROSS SOUTHEAST MISSOURI. 
THESE STORMS HAVE PRODUCED RAIN AMOUNTS UP TO AN INCH IN ONE HOUR. 
THERE HAVE BEEN REPORTS OF FLOODING IN CAPE GIRARDEAU COUNTY AND THE 
CAPE GIRARDEAU AIRPORT HAS RECEIVED OVER TWO INCHES OF RAIN SINCE 
MIDNIGHT.

* THUNDERSTORMS WILL CONTINUE TO MOVE EAST ACROSS SOUTHEAST MISSOURI.
HOURLY RAINFALL RATES UP TO ONE AND ONE HALF INCHES CAN BE EXPECTED.

* LOCATIONS IN THE WARNING INCLUDE...
BENTON...CHAFFEE...HAY-WOOD CITY...KELSO...MINER...MORLEY...ORAN AND
SCOTT CITY

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. ACT QUICKLY IF FLASH FLOODING IS OBSERVED. MOVE
TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT
TO FLOODING WHEN WATER BEGINS RISING.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROAD.
VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED. MOVE TO HIGHER
GROUND IMMEDIATELY.

LAT...LON 3689 8970 3694 8970 3696 8972 3699 8972
          3707 8978 3713 8978 3719 8969 3724 8958
          3725 8947 3714 8944 3709 8938 3705 8939
          3701 8933 3689 8951

The office that day

Everything else NWS Paducah, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 8, 12:38 AM CDTSevere Thunderstorm WarningPAHWayne37 min
May 8, 2:25 AM CDTFlash Flood WarningPAHCarter4 hr
May 8, 3:28 AM CDTFlash Flood WarningPAHBollinger, Cape Girardeau, Wayne6 hr
May 8, 5:09 AM CDTFlash Flood WarningPAHScott4 hr
May 8, 5:10 AM CDTSevere Thunderstorm WarningPAHScott35 min
May 8, 6:17 AM CDTFlash Flood WarningPAHCarter118 min

Nearby

Flash Flood Warnings in Missouri, 2002Every flash flood warning in 2002

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.