Alert archive / Missouri / Flash Flood Warnings in 2003

Flash Flood Warning 27, NWS St. Louis, MO

June 26, 2003Lincoln County, Missouri

NWS St. Louis, MO issued this flash flood warning at Jun 26, 2003, 2:29 AM CDT for Lincoln 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: Jun 26, 2003, 2:29 AM CDT (07:29 UTC)
Expired: Jun 26, 2003, 6:30 AM CDT
In force: 4 hr
Issued by: NWS St. Louis, MO
Area: Counties, with a storm outline in the text

County Lincoln County, MO

The radar

The St Louis radar (KLSX), 43 km from the middle of the area, began a volume at 07:33 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, 7.5 hours before the alert went out and 240 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: 843 J/kg
Mixed-layer CIN: -8 J/kg
Mixed-layer LCL: 1649 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 63 m²/s²
0-3 km storm-relative helicity: 135 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.4

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KLSX 260731
FFWLSX
MOC113-261130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
229 AM CDT THU JUN 26 2003

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

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

* UNTIL 630 AM CDT

* ALTHOUGH THE HEAVY RAIN OVER LINCOLN COUNTY HAS SUBSIDED...SOME 
RESIDUAL FLOODING CONTINUES FROM THE DOWNPOURS OF LATE WEDNESDAY 
EVENING.  AT 227 AM...THE LINCOLN COUNTY SHERIFFS OFFICE REPORTED 
FLOODING WAS OCCURRING ON HIGHWAY 79...BETWEEN WINFIELD AND FOLEY.  

* FLASH FLOODING CAN BE EXPECTED TO CONTINUE ACROSS THE AREA DURING 
THE PREDAWN HOURS...ESPECIALLY ALONG SMALL CREEKS AND STREAMS.

MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR LOW WATER CROSSINGS IF WATER COVERS THE
ROADWAY. DO NOT DRIVE AROUND BARRICADES IF YOUR VEHICLE STALLS...
ABANDON IT IMMEDIATELY AND SEEK HIGHER GROUND.

THOSE CAMPING NEAR SMALL STREAMS SHOULD MOVE TO HIGHER GROUND AT
ONCE. WATER LEVELS MAY RISE RAPIDLY WITH LITTLE OR NO WARNING...EVEN
IF THE HEAVY RAINS ARE WELL UPSTREAM OF YOUR CAMPSITE.

LAT...LON 3890 9065 3891 9080 3888 9080 3887 9112
          3893 9112 3893 9121 3900 9125 3915 9127
          3915 9120 3924 9120 3924 9071 3908 9070

$$

TRUETT

1 follow-up statement

WGUS73 KLSX 261130
FFSLSX
MOC113-261145-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
630 AM CDT THU JUN 26 2003

...FLASH FLOOD WARNING FOR LINCOLN COUNTY HAS EXPIRED...

WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE THUNDERSTORMS AND 
HEAVY RAIN WHICH PROMPTED THE FLASH FLOOD WARNING HAVE ENDED...AND 
NO ADDITIONAL RAIN IS EXPECTED.  A CHECK WITH THE LINCOLN COUNTY 
SHERIFFS DEPARTMENT INDICATED THAT NO ADDITIONAL FLOODING HAD BEEN 
REPORTED SINCE AROUND 230 AM.

ALTHOUGH THE HEAVY RAINS HAVE LEFT...MOTORISTS SHOULD CONTINUE TO
USE CAUTION WHILE DRIVING THROUGH AREAS THAT HAVE EXPERIENCED 
FLOODING.  ROADS AND BRIDGES MAY HAVE BEEN DAMAGED BY RAPIDLY FLOWING
FLOOD WATERS.

$$

TES

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 25, 8:18 PM CDT	Flash Flood Warning	LSX	Audrain, Pike, Ralls	6 hr
Jun 25, 8:35 PM CDT	Flash Flood Warning	LSX	Lincoln	6 hr
Jun 25, 9:18 PM CDT	Flash Flood Warning	LSX	Boone	6 hr
Jun 25, 10:04 PM CDT	Flash Flood Warning	LSX	Callaway, Montgomery	6 hr
Jun 25, 10:25 PM CDT	Flash Flood Warning	LSX	Saint Charles, Saint Louis, City of Saint Louis	6 hr
Jun 25, 11:05 PM CDT	Flash Flood Warning	LSX	Franklin, Gasconade, Warren	6 hr
Jun 26, 1:13 AM CDT	Flash Flood Warning	LSX	Jefferson	6 hr
Jun 26, 2:14 AM CDT	Flash Flood Warning	LSX	Pike	4 hr
Jun 26, 4:14 AM CDT	Flash Flood Warning	LSX	Saint Charles, Saint Louis, City of Saint Louis	3 hr

Nearby

Flash Flood Warnings in Missouri, 2003 Every flash flood warning in 2003

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.