Alert archive / Missouri / Flash Flood Warnings in 1993

Flash Flood Warning 14, NWS St. Louis, MO

June 25, 1993Crawford County, Missouri

NWS St. Louis, MO issued this flash flood warning at Jun 25, 1993, 4:20 AM CDT for Crawford County, Missouri. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued: Jun 25, 1993, 4:20 AM CDT (09:20 UTC)
Expired: Jun 25, 1993, 6:30 AM CDT
In force: 2 hr
Issued by: NWS St. Louis, MO
Area: Whole counties

County Crawford County, MO

The radar

The St Louis radar (KLSX), 97 km from the middle of the area, began a volume at 09:23 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

Springfield, MO (KUMN), launched 00:00Z, 9.3 hours before the alert went out and 251 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: NaN m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 40 m²/s²
0-3 km storm-relative helicity: 48 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 KSTL 250925
FFWSTL
MOC055-251130-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
420 AM CDT FRI JUN 25 1993
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  630 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL MISSOURI
 
   ...CRAWFORD COUNTY
 
AT 420 AM...THE CRAWFORD COUNTY SHERIFF REPORTED FLOODING IN CUBA AND
BOURBON AND FLOODING ALONG HIGHWAY C. NATIONAL WEATHER SERVICE
DOPPLER RADAR ESTIMATED 2.5 TO 4 INCHES OF RAIN HAS FALLEN ACROSS
MUCH OF CRAWFORD COUNTY SINCE 100 AM.  RADAR INDICATED THE HEAVY
RAIN HAS MOVED TO THE EAST AT 25 MILES AN HOUR.
 
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT.  TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 24, 11:05 PM CDT, 5 hours 15 minutes before

MOZ006-009-010-013-014-250500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
1105 PM CDT THU JUN 24 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 1 AM CDT FRIDAY...
...A FLASH FLOOD WATCH IS IN EFFECT FOR TONIGHT...

AT 1100 PM STRONG THUNDERSTORMS WERE LOCATED FROM 15 MILES NORTHEAST
OF MEXICO TO COLUMBIA THEN SOUTH THROUGH JEFFERSON CITY AND THE LAKE
OF THE OZARKS.  THE THUNDERSTORMS WERE MOVING TO THE EAST AT 25 MPH
AND WILL PRODUCE VERY HEAVY RAIN...STRONG GUSTY WINDS...AND POSSIBLY
SMALL HAIL.

FLASH FLOODING IS ALSO A POSSIBILITY WITH THESE STORMS.  REPORT ANY
ANY SEVERE WEATHER OR FLOODING TO THE LOCAL LAW ENFORCEMENT AGENCY.

KENNEDY

Special weather statement, Jun 24, 11:10 PM CDT, 5 hours 10 minutes before

MOZ006-009-010-013-014-250500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
1105 PM CDT THU JUN 24 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 1 AM CDT FRIDAY...
...A FLASH FLOOD WATCH IS IN EFFECT FOR TONIGHT...

AT 1100 PM STRONG THUNDERSTORMS WERE LOCATED FROM 15 MILES NORTHEAST
OF MEXICO TO COLUMBIA THEN SOUTH THROUGH JEFFERSON CITY AND THE LAKE
OF THE OZARKS.  THE THUNDERSTORMS WERE MOVING TO THE EAST AT 25 MPH
AND WILL PRODUCE VERY HEAVY RAIN...STRONG GUSTY WINDS...AND POSSIBLY
SMALL HAIL.

FLASH FLOODING IS ALSO A POSSIBILITY WITH THESE STORMS.  REPORT ANY
ANY SEVERE WEATHER OR FLOODING TO THE LOCAL LAW ENFORCEMENT AGENCY.

KENNEDY

Local storm report, Jun 24, 11:35 PM CDT, 4 hours 45 minutes before

MO010-250600-

PRELIMINARY STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA MO
1135 PM CDT THU JUN 24 1993

TIME         COUNTY        REPORT
 CDT

1840         PETTIS        UTILITY POLES AND TREES REPORTED DOWN IN
                           SEDALIA

1945         AUDRAIN       WINDOWS BROKEN OUT AND TREE LIMBS DOWN IN
                           MEXICO

1950         BOONE         MARBLE SIZED HAIL REPORTED AT CORNER OF
                           PROVIDENCE AND STADIUM IN COLUMBIA

STANLEY

Local storm report, Jun 24, 11:41 PM CDT, 4 hours 39 minutes before

MO010-250600-

PRELIMINARY STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA MO
1135 PM CDT THU JUN 24 1993

TIME         COUNTY        REPORT
 CDT

1840         PETTIS        UTILITY POLES AND TREES REPORTED DOWN IN
                           SEDALIA

1945         AUDRAIN       WINDOWS BROKEN OUT AND TREE LIMBS DOWN IN
                           MEXICO

1950         BOONE         MARBLE SIZED HAIL REPORTED AT CORNER OF
                          2 PROVIDENCE AND STADIUM IN COLUMBIA

STANLEY

Special weather statement, Jun 24, 11:55 PM CDT, 4 hours 25 minutes before

MOZ010-011-012-014-017-250600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1155 PM CDT THU JUN 24 1993

...THE SEVERE THUNDERSTORM WATCH IS NO LONGER IN EFFECT FOR CENTRAL AND
EASTERN MISSOURI...

THE SEVERE THUNDERSTORM WATCH FOR CENTRAL AND EASTERN MISSOURI HAS BEEN
CANCELLED.  THIS CANCELLATION INCLUDES THE ST LOUIS METRO AREA...AS
WELL AS COLUMBIA AND JEFFERSON CITY.

WHILE THUNDERSTORMS...AND HEAVY RAIN...MAY CONTINUE OVER THESE AREAS
FOR THE REMAINDER OF TONIGHT...LARGE HAIL AND DAMAGING WINDS NO LONGER
APPEAR TO BE A THREAT.

TRUETT

Special weather statement, Jun 24, 11:56 PM CDT, 4 hours 24 minutes before

MOZ010-011-012-014-017-250600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1155 PM CDT THU JUN 24 1993

...THE SEVERE THUNDERSTORM WATCH IS NO LONGER IN EFFECT FOR CENTRAL AND
EASTERN MISSOURI...

THE SEVERE THUNDERSTORM WATCH FOR CENTRAL AND EASTERN MISSOURI HAS BEEN
CANCELLED.  THIS CANCELLATION INCLUDES THE ST LOUIS METRO AREA...AS
WELL AS COLUMBIA AND JEFFERSON CITY.

WHILE THUNDERSTORMS...AND HEAVY RAIN...MAY CONTINUE OVER THESE AREAS
FOR THE REMAINDER OF TONIGHT...LARGE HAIL AND DAMAGING WINDS NO LONGER
APPEAR TO BE A THREAT.

TRUETT

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 24, 9:45 PM CDT	Severe Thunderstorm Warning	LSX	Warren	30 min

Nearby

Flash Flood Warnings in Missouri, 1993 Every flash flood warning in 1993

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.