Alert archive / Missouri / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 55, NWS St. Louis, MO

May 25, 1989Franklin County, Washington County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at May 25, 1989, 10:11 PM CDT for Franklin County, Washington County, Missouri. It was in force for 34 min.

The area

The counties it named.

The facts

Issued
May 25, 1989, 10:11 PM CDT (03:11 UTC)
Expired
May 25, 1989, 10:45 PM CDT
In force
34 min
Issued by
NWS St. Louis, MO
Area
Whole counties

Counties Franklin County, MO, Washington County, MO

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 00:00Z, 3.2 hours before the alert went out and 236 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, Paducah/Barkley, KY at 00:00Z on 1989-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1732 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, Paducah/Barkley, KY at 00:00Z on 1989-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 135 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
1732 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
1297 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
135 m²/s²
0-3 km storm-relative helicity
213 m²/s²
Significant tornado parameter
1.5
Supercell composite
9.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 260313
SVRSTL
MOC071-221-260345-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1011 PM CDT THU MAY 25 1989

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 1045 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF

EAST CENTRAL MISSOURI...
   FRANKLIN AND NORTHERN WASHINGTON

AT 1005 PM CDT A SEVERE THUNDERSTORM WAS 40 MILES SOUTHEAST OF
JEFFERSON CITY MISSOURI...JUST NORTH OF ROSE BUD IN GASCONADE
COUNTY.  ANOTHER WAS 30 MILES EAST OF ROLLA...ON THE CRAWFORD...
WASHINGTON COUNTY LINE.  THE STORMS WERE MOVING EAST AT 45 MPH.

PROTECT YOURSELF FROM THE DANGERS OF LARGE HAIL...DAMAGING WIND
AND LIGHTNING BY REMAINING INDOORS AWAY FROM WINDOWS.  REPORT
SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY TO
THE NATIONAL WEATHER SERVICE.

A TORNADO WATCH IS ALSO IN EFFECT.  SEVERE THUNDERSTORMS CAN AND
OCCASIONALLY DO PRODUCE A TORNADO WITH jLITTLE OR NO WARNING.

MCCARTHY

What forecasters said that day

The local office's own words before this severe thunderstorm 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, May 25, 7:31 PM CDT, 2 hours 40 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
730 PM CDT THU MAY 25 1989

...TORNADO WATCH IN EFFECT FOR CENTRAL AND EAST MISSOURI AND CENTRAL
   AND SOUTH ILLINOIS UNTIL 10PM...
...ANOTHER TORNADO WATCH INCLUDES SOUTHWEST MISSOURI UNTIL 1 AM CDT...

THUNDERSTORMS ARE BEGINNING TO INCREASE FROM THE SOUTHWEST CORNER OF
MISSOURI NORTHEASTWARD JUST SOUTH OF I-44 TO JUST SOUTH OF ST LOUIS.

SINCE 630 PM GOLF BALL SIZED HAIL WAS REPORTED AT NEOSHO...IN THE
SOUTHWEST CORNER OF THE STATE.  NO OTHER SEVERE WEATHER HAS BEEN
REPORTED.   HOWEVER RAPID THUNDERSTORM DEVELOPMENT IS LIKELY THROUGH
THE EVENING HOURS.

PERSONS IN SOUTHERN MISSOURI SHOULD KEEP ABREAST iOF LOCAL WEATHER
DEVELOPMENTS THROUGH THIS EVENING.  TORNADOES OFTEN DEVELOP QUICKLY
WITHOUT WARNING.
PEDIGO
Special weather statement, May 25, 7:38 PM CDT, 2 hours 33 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE ST LOUIS MO
740 PM CDT THU MAY 25 1989

...TORNADO WATCH IN EFFECT FOR CENTRAL AND EAST MISSOURI AND CENTRAL
   AND SOUTH ILLINOIS UNTIL 10PM...

AT 729 PM CDT...A THUNDERSTORM WITH VERY HEAVY RAIN WAS JUST EAST OF
SPRINGFIELD ILLINOIS.  PERSONS BETWEEN DECATUR AND BLOOMINGTON SHOULD
BE ON THE ALERT FOR LARGE HAIL AND DAMAGING WINDS THAT MAY ACCOMPANY
THE STORM AS IT MOVES TO THE EAST AT 45 MILES AN HOUR.

THIS STORM WAS PART OF A LARGER AREA OF THUNDERSTORMS AND RAINSHOWERS
STRETCHING FROM CENTRAL MISSOURI TO EAST CENTRAL ILLINOIS.  THIS AREA
WILL LIKELY BE VERY ACTIVE THIS EVENING...WITH SEVERE STORM DEVELOPMENTq
POSSIBLE.

DYER
Special weather statement, May 25, 8:34 PM CDT, 1 hour 37 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
830 PM CDT THU MAY 25 1989

...TORNADO WATCH #330 FOR CENTRAL AND EAST MISSOURI UNTIL 10PM...
...TORNADO WATCH #332 FOR SOUTHWEST MISSOURI UNTIL 1AM...

AT 830 PM STRONG THUNDERSTORMS WERE BEGINNING TO MOVE INTO CENTRAL
MISSOURI..WITH TWO THUNDERSTORMS LOCATED BETWEEN BOLIVAR AND WARSAW.
THIS IS 30 TO 50 MILES NORTH OF SPRINGFIELD. THERE WAS ALSO A STRONG
THUNDERSTORM NEAR WAYNESVILLE..OR 40 MILES SOUTH OF JEFFERSON CITY.
ALL OF THESE THUNDERSTORMS WILL LIKELY CAUSE GUSTY WIND AND SMALL HAIL.

OTHER THUNDERSTORMS WERE WIDELY SCATTERED ACROSS CENTRAL MISSOURI..
AND ALL OF THEM WERE MOVING EAST AT AROUND 40 MILES AN HOUR.

STAY TUNED TO THIS STATION FOR LATER STATEMENTS AND POSSIBLE WARNINGS
ON THIS DANGEROUS WEATHER SITUATION.
GV
Special weather statement, May 25, 8:54 PM CDT, 1 hour 17 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE ST LOUIS MO
840 PM CDT THU MAY 25 1989

...TORNADO WATCH IN EFFECT FOR CENTRAL AND EAST MISSOURI AND CENTRAL
   AND SOUTH ILLINOIS UNTIL 10PM...

AT 835 PM CDT...THUNDERSTORMS WITH VERY HEAVY RAIN WERE 30 MILES
SOUTHWEST OF QUINCY AND NEAR MEXICO MISSOURI...JUST NORTHEAST OF
COLUMBIA.  PERSONS IN THE QUINCY/HANNIBAL AREA AND IN AUDRAIN AND PIKE
COUNTIES IN EASTERN MISSOURI SHOULD BE ON THE ALERT FOR LARGE HAIL AND
DAMAGING WINDS AS THE STORM MOVES TO THE EAST AT 45 MILES AN HOUR.

THIS STORM WAS PART OF A LARGER AREA OF THUNDERSTORMS AND RAINSHOWERS
STRETCHING FROM CENTRAL MISSOURI TO EAST CENTRAL ILLINOIS.  THIS AREA
WILL LIKELY BE VERY ACTIVE THIS EVENING...WITH SEVERE STORM DEVELOPMENT
POSSIBLE.

DYER
Special weather statement, May 25, 9:17 PM CDT, 54 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
910 PM CDT THU MAY 25 1989

...TORNADO WATCH IN EFFECT FOR CENTRAL AND EAST MISSOURI AND CENTRAL
   AND SOUTH ILLINOIS UNTIL 10PM...
...TORNADO WATCH CONTINUES IN SOUTHWEST MISSOURI UNTIL 1 AM CDT...

AT 9 PM CDT RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN NEAR
JEFFERSON CITY...LEBANON...AND 50 MILES NORTHWEST OF ST LOUIS.  PEA
SIZED HAIL WAS REPORTED WITH SOME OF THESE CELLS ABOUT 9 PM THIS
EVENING.

LOCALLY SEVERE THUNDERSTORMS ARE STILL POSSIBLE THIS EVENING ACROSS
THE SOUTHEAST HALF OF MISSOURI.  PERSONS CONTINUE TO MONITER LOCAL
WEATHER CONDITIONS AND LATER STATEMENTS OR POSSIBLE WARNINGS.

NO SEVERE WEATHER HAS BEEN REPORTED SINCE 8PM...BUT THE POTENTIAL
STILL EXISTS...BE PREPARED.
PEDIGO
Special weather statement, May 25, 9:47 PM CDT, 24 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE ST LOUIS MO
945 PM CDT THU MAY 25 1989

...TORNADO WATCH IN EFFECT FOR CENTRAL AND EAST MISSOURI AND CENTRAL
   AND SOUTH ILLINOIS UNTIL 10PM...

AT 933 PM CDT...A STRONG THUNDERSTORM WITH VERY HEAVY RAIN AND ONE INCH
HAIL WAS JUST SOUTH OF JEFFERSON CITY MISSOURI.  OTHER THUNDERSTORMS
WITH VERY HEAVY RAIN WERE JUST EAST OF ROLLA NEAR ST JAMES MISSOURI AND
50 MILES NORTHWEST OF ST LOUIS IN WEST LINCOLN COUNTY MISSOURI.  PERSONS
IN THESE AREAS AND IN OSAGE...CALLAWAY AND CRAWFORD COUNTIES IN MISSOURI
SHOULD BE ALERT FOR LARGE HAIL AND DAMAGING WINDS AS THE STORM MOVE TO
THE EAST AT 45 MILES AN HOUR.

THE STORMS WEERE PART OF A LARGER AREA OF THUNDERSTORMS AND RAINSHOWERS
STRETCHING FROM CENTRAL MISSOURI TO EAST CENTRAL ILLINOIS.  THIS AREA
WILL BE VERY ACTIVE THIS EVENING...WITH SEVERE STORM DEVELOPMENT
PROBABLE.

DYER

Nearby

Severe Thunderstorm Warnings in Missouri, 1989Every severe thunderstorm warning in 1989

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.