Alert archive / Missouri / Flash Flood Warnings in 2002

Flash Flood Warning 3, NWS St. Louis, MO

May 7, 2002Lincoln County, Montgomery County, Missouri

NWS St. Louis, MO issued this flash flood warning at May 7, 2002, 2:09 AM CDT for Lincoln County, Montgomery County, Missouri. It was in force for 5 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 7, 2002, 2:09 AM CDT (07:09 UTC)
Expired
May 7, 2002, 7:00 AM CDT
In force
5 hr
Issued by
NWS St. Louis, MO
Area
Whole counties

Counties Lincoln County, MO, Montgomery County, MO

The radar

The St Louis radar (KLSX), 57 km from the middle of the area, began a volume at 07:11 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

Lincoln, IL (KILX), launched 00:00Z, 7.2 hours before the alert went out and 258 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, Lincoln, IL at 00:00Z on 2002-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 854 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, Lincoln, IL at 00:00Z on 2002-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 square meters per square second.1939587897117Sfc1 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
854 J/kg
Mixed-layer CIN
-111 J/kg
Mixed-layer LCL
913 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
71 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.1

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KLSX 070709
FFWSTL
MOC113-139-071200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
200 AM CDT TUE MAY 7 2002

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LINCOLN COUNTY IN EAST CENTRAL MISSOURI
  MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI

* UNTIL 700 AM CDT

* AT 200 AM CDT...AN EAST TO WEST LINE OF THUNDERSTTORMS HAS BEEN 
MOVING THROUGH NORTHERN PORTIONS OF MONTGOMERY AND LINCOLN COUNTIES
SINCE AROUND 11 PM TUESDAY EVENING. HEAVIEST RAINFALL HAS BEEN 
CENTERED ALONG A LINE FROM WELLSVILLE AND MIDDLETOWN TO ELSBERRY.

NATIONAL WEATHER SERVICE DOPPLER RADAR ESTIMATES INDICATE THAT 2 TO 
3 INCHES OF RAIN HAS FALLEN SINCE 11 PM ACROSS THE AREA. THE HEAVY
RAINFALL HAS ELONGATED FURTHER SOUTH TO INCLUDE THE REST OF BOTH
COUNTIES. TORRENTIAL RAINS WILL CONTINUE IN THE AREA AND RAINFALL
TOTALS OF 3 TO 5 INCHES ARE LIKELY OVERNIGHT.

THE CUIVRE RIVER HAD RISEN TO 26.1 FEET BY 200 AM AND WILL CONTINUE
TO RISE INTO THE MORNING HOURS. THE LINCOLN COUNTY SHERIFF REPORTED
COUNTY HIGHWAYS UNDER WATER ALONG ROUTES BB, K, JJ AND STATE HIGHWAY
79 IN LINCOLN COUNTIES.  THERE WILL BE AT LEAST ANOTHER 2 FOOT RISE
ON THE CUIVRE RIVER TO A LEVEL OF 28 FEET OR MORE...THIS WILL
CREATE MAJOR FLOODING ALONG CUIVER RIVER AND ITS TRIBUTARIES AS WELL
AS OTHER RIVERS AND CREEKS IN THE AREA.

* FLASH FLOODING CAN BE EXPECTED ACROSS THE AREA...AND WILL BE   
AFFECTING WELLSVILLE...MIDDLETOWN...TROY...ELSBERRY AND MANY OTHER
COMMUNITIES THROUGHOUT THE NIGHT.

ANY COMMUNITIES OR TRAILER PARKS IN LOW WATER AREAS SHOULD BE ADVISED
TO MOVE TO HIGHER GROUND NOW

IF FLASH FLOODING IS OBSERVED OR IMMINENT...MOVE QUICKLY TO HIGHER
GROUND. NEVER DRIVE INTO AN AREA WHERE WATER COVERS THE ROAD.

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.

PEDIGO

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 6, 11:04 PM CDTSevere Thunderstorm WarningLSX41 min
May 6, 11:34 PM CDTSevere Thunderstorm WarningLSX41 min
May 6, 11:45 PM CDTSevere Thunderstorm WarningLSX45 min
May 7, 12:11 AM CDTSevere Thunderstorm WarningLSX64 min
May 7, 12:13 AM CDTTornado WarningLSXAudrain, Callaway62 min
May 7, 12:19 AM CDTSevere Thunderstorm WarningLSX41 min
May 7, 12:38 AM CDTSevere Thunderstorm WarningLSX22 min
May 7, 12:53 AM CDTFlash Flood WarningLSXAudrain, Boone, Callaway6 hr
May 7, 1:04 AM CDTSevere Thunderstorm WarningLSX41 min
May 7, 1:47 AM CDTSevere Thunderstorm WarningLSX28 min
May 7, 2:09 AM CDTTornado WarningLSXLincoln51 min
May 7, 2:23 AM CDTTornado WarningLSXSaint Charles52 min
May 7, 3:10 AM CDTSevere Thunderstorm WarningLSX60 min
May 7, 3:11 AM CDTSevere Thunderstorm WarningLSX34 min
May 7, 3:18 AM CDTSevere Thunderstorm WarningLSX27 min
May 7, 3:27 AM CDTSevere Thunderstorm WarningLSX33 min
May 7, 3:38 AM CDTSevere Thunderstorm WarningLSX52 min
May 7, 3:46 AM CDTSevere Thunderstorm WarningLSX44 min
May 7, 3:49 AM CDTSevere Thunderstorm WarningLSX41 min
May 7, 3:58 AM CDTFlash Flood WarningLSXSaint Charles, Warren6 hr
May 7, 4:02 AM CDTSevere Thunderstorm WarningLSX43 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.