Alert archive / Missouri / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 67, NWS St. Louis, MO

September 16, 1987Pike County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Sep 16, 1987, 5:15 PM CDT for Pike County, Missouri. It was in force for 60 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Sep 16, 1987, 5:15 PM CDT (22:15 UTC)
Expired
Sep 16, 1987, 6:15 PM CDT
In force
60 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Pike County, MO

The radar

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

What was reported inside it

TimeReportWhereRemark
Sep 16, 6:00 PM CDTThunderstorm Wind 0Pike, MO

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Peoria Regional, IL (KPIA), launched 12:00Z, 10.3 hours before the alert went out and 199 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, Peoria Regional, IL at 12:00Z on 1987-09-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 723 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, Peoria Regional, IL at 12:00Z on 1987-09-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 83 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
723 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
595 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
83 m²/s²
0-3 km storm-relative helicity
69 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 162215
SVRSTL
MOC163-162315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
515 PM CDT WED SEP 16 1987
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 615 PM CDT FOR THE FOLLOWING COUNTY OF
 
NORTHEAST MISSOURI... PIKE

A CLUSTER OF POTENTIALLY SEVERE THUNDERSTORMS WAS MOVING INTO PIKE
COUNTY FROM THE SOUTHWEST.. AND WERE MOVING NORTHEAST AT 30 MILES AN
HOUR. THEY WILL MOVE THROUGH PIKE COUNTY BETWEEN 515 AND 615PM THIS
EVENING INCLUDING THE CITY OF BOWLING GREEN.  VERY HEAVY RAIN..
GUSTY WINDS.. FREQUENT LIGHTNING AND POSSIBLY SOME HAIL WILL
ACCOMPANY THIS STORM.
 
 
 
PROTECT YOURSELF FROM DAMAGING WINDS...LARGE HAIL AND LIGHTNING
BY STAYING IN A BUILDING...AWAY FROM WINDOWS.  DO NOT USE THE
TELEPHONE OR ELECTRICAL APPLIANCES...EXCEPT IN EMERGENCIES.
 
FELDT

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, Sep 16, 1:48 PM CDT, 3 hours 27 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
145 PM CDT WED SEP 16 1987

...STRONG THUNDERSTORMS MOVING THROUGH WEST CENTRAL MISSOURI...

AT 143 PM CDT A NARROW LINE OF SCATTERED STRONG THUNDERSTORMS
EXTENDED FROM 20 MILES WEST OF MARSHALL TO 15 MILES WEST OF
SEDALIA TO 20 MILES SOUTHEAST OF WARSAW. THE STRONGEST STORM WAS
LOCATED 10 MILES NORTHEAST OF WARSAW AND LIKELY CONTAINS SMALL
HAIL AND GUSTY WINDS TO 45 MPH. THE INDIVIDUAL STORMS WERE MOVING
NORTHEAST AT 35 MPH AND WILL MOVE ACROSS MOST OF CENTRAL MISSOURI
THIS AFTERNOON AND MAY CONTINUE TO INTENSIFY.
HAGEMEYER
Special weather statement, Sep 16, 4:07 PM CDT, 1 hour 8 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
400 PM CDT WED SEP 16 1987

.. SEVERE THUNDERSTORM WATCH IN EFFECT FOR EAST CENTRAL MISSOURI UNTIL
10PM..

AT 4PM...A LINE OF VERY STRONG THUNDERSTORMS EXTENDED ACROSS CENTRAL
MISSOURI.  THIS NORTH - SOUTH LINE EXTENDED FROM JUST EAST OF
KIRKSVILLE ACROSS THE COLUMBIA REGION AND THEN DUE SOUTH INTO THE
OZARKS.  THIS WAS ABOUT 60 MILES TO THE WEST OF THE ST LOUIS METRO
AREA AND ABOUT 30 MILES WEST OF QUINCY AND HANNIBAL.

THE STORMS WERE MOVING EAST NORTHEAST AT 30 MILES AN HOUR. THEY WILL
MOVE INTO THE EASTERN COUNTIES OF THE STATE LATE THIS AFTERNOON AND
EVENING INCLUDING THE QUINCY HANNIBAL AREA BEFORE 7PM AND THE ST LOUIS
METRO AREA AFTER 6PM.

NO RECENT REPORTS OF SEVERE WEATHER HAVE BEEN REPORTED WITH THESE
STORMS HOWEVER THE AIR IS QUITE UNSTABLE AND THE STORMS SHOULD
CONTINUE VERY STRONG UNTIL SUNSET.  A PERIOD OF HEAVY RAIN.. GUSTY
WINDS ... AND HAIL IS POSSIBLE WITH THE STRONGEST STORMS PASSAGE.

FELDT
Special weather statement, Sep 16, 4:44 PM CDT, 31 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE ST LOUIS MO
439 PM CDT WED SEP 16 1987

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR EAST CENTRAL AND SOUTHEAST
   MISSOURI...AND CENTRAL AND SOUTHERN ILLINOIS UNTIL 10PM...

AT 429PM...AN AREA OF STRONG THUNDERSTORMS EXTENDED ACROSS SOUTH CENTRAL
THROUGH NORTHEAST MISSOURI INTO WEST CENTRAL ILLINOIS. THE STRONGER
STROMS WERE IN A CLUSTER FROM FORT LEONARD WOOD TO NEAR KIRKSVILLE
MISSOURI TO SOUTHEAST OF BURLINGTON IOWA.

THE STORMS WERE MOVING TO THE NORTHEAST AT 30 MILES AN HOUR. THEY WILL
MOVE INTO THE EASTERN COUNTIES OF THE STATE 530PM...AND WILL AFFECT
THE HANNIBAL/QUINCY AREAS BY 445PM...AND MAY AFFECT THE ST LOUIS AREA
BY AROUND 6PM.

NO RECENT REPORTS OF SEVERE WEATHER HAVE BEEN REPORTED WITH THESE
STORMS HOWEVER THE AIR IS QUITE UNSTABLE AND THE STORMS SHOULD
CONTINUE VERY STRONG UNTIL SUNSET.  A PERIOD OF HEAVY RAIN...GUSTY
WINDS...AND HAIL IS POSSIBLE WITH THE STRONGEST STORMS PASSAGE.

BB
Special weather statement, Sep 16, 5:04 PM CDT, 11 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
500 PM CDT WED SEP 16 1987

.. SEVERE THUNDERSTORM WATCH IN EFFECT FOR EAST CENTRAL MISSOURI AND
   WEST CENTRAL ILLINOIS UNTIL 10PM..

AT 5PM...A LINE OF VERY STRONG THUNDERSTORMS EXTENDED FROM THE
NORTHEAST TIP OF THE STATE THROUGH THE QUINCY AREA TO THE MISSOURI
RIVER NEAR HERMANN AND THEN SOUTH TO ROLLA.

THIS WAS ABOUT 50 MILES WEST OF THE ST LOUIS AREA.  THE STORMS WERE
MOVING NORTHEAST AT 30 MILES AN HOUR AND WILL CONTINUE TO MOVE ACROSS
EAST CENTRAL MISSOURI AND WEST CENTRAL ILLINOIS INTO THE EARLY EVENING
HOURS.

THE STRONGEST STORM WAS LOCATED JUST NORTH OF CUBA MISSOURI..OR 50
MILES SOUTHWEST OF ST LOUIS..

THEY WILL REACH WEST SECTIONS OF ST LOUIS AROUND 630 AND EFFECT THE
REMAINDER OF THE METRO AREA BEFORE 8PM.

THE SCATTERED STRONG THUNDERSTORMS IN THE QUINCY HANNIBAL AREA WILL
CONTINUE UNTIL AROUND 6 OR 630 THIS EVENING.

THE ONLY REPORT OF SEVERE WEATHER SINCE 4PM HAS BEEN A REPORT OF 3/4
INCH HAIL AT MACOMB IN MCDONOUGH COUNTY ILLINOIS...OR 30 MILES
NORTHEAST OF QUINCY.  NO REPORTS OF SEVERE WEATHER HAVE BEEN RECEIVED
ON THE CENTRAL MISSOURI STORMS HOWEVER THEY ARE PRODUCING BRIEF HEAVY
RAIN.. GUSTY WINDS AND POSSIBLY SOME HAIL.

FELDT

Nearby

Severe Thunderstorm Warnings in Missouri, 1987Every severe thunderstorm warning in 1987

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.