Alert archive / Missouri / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 83, NWS St. Louis, MO

June 22, 1990Saint Louis County, City of Saint Louis, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Jun 22, 1990, 8:52 PM CDT for Saint Louis County, City of Saint Louis, Missouri. It was in force for 53 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
Jun 22, 1990, 8:52 PM CDT (01:52 UTC)
Expired
Jun 22, 1990, 9:45 PM CDT
In force
53 min
Issued by
NWS St. Louis, MO
Area
Whole counties

Counties City of Saint Louis, MO, Saint Louis 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
Jun 22, 9:13 PM CDTThunderstorm Wind 0St. Louis, 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

Paducah/Barkley, KY (KPAH), launched 00:00Z, 1.9 hours before the alert went out and 225 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 1990-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Paducah/Barkley, KY at 00:00Z on 1990-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 4 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2001 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
4 m²/s²
0-3 km storm-relative helicity
-35 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 230157
SVRSTL
MOC189-510-230245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
852 PM CDT FRI JUN 22 1990
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  945 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN EAST CENTRAL MISSOURI
          ...ST LOUIS...ST LOUIS CITY
 
AT 850 PM CDT...THE WIND GUSTED TO 60 MPH AT LAMBERT FIELD.
THE THUNDERSTSORMS PRODUCING THE GUSTY WINDS IN THE ST LOUIS
AREA WERE MOVING TO THE SOUTHEAST AROUND 40 MPH.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TJO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

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, Jun 22, 5:42 PM CDT, 3 hours 10 minutes before
MOZ011-012-230100-

SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE ST LOUIS MO
534 PM CDT FRI JUN 22 1990

...WIDELY SCATTERED THUNDERSHOWERS IN THE ST LOUIS AREA MAY PRODUCE
SOME SMALL HAIL...

UNSEASONABLY COLD AIR IN THE UPPER ATMOSPHERE IS RESULTING IN
WIDELY SCATTERED THUNDERSHOWERS OVER MUCH OF THE MID AND UPPER
MISSISSIPPI VALLEY.  A COUPLE OF THESE WILL MOVE OVER EAST CENTRAL
MISSOURI AND SOUTHWEST ILLINOIS BETWEEN 6 AN D 8 PM.  SMALL HAIL IS
A GOOD POSSIBILITY WHERE THESE SHOWERS PASS.  BECAUSE THESE SHOWERS
ARE SO SCATTERED...MANY LOCATIONS WILL REMAIN DRY.

TUCKER
Special weather statement, Jun 22, 6:44 PM CDT, 2 hours 8 minutes before
MOZ003-006-007-011-012-230200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
640 PM CDT FRI JUN 22 1990

...SOME STRONG WINDS AND SMALL HAIL HAVE BEEN REPORTED IN NORTHEAST
MISSOURI...

AT 630 PM...A DEPUTY SHERIFF ENCOUNTERED PEA SIZE HAIL AND WINDS
TO 50 MPH IN CANTON...MISSOURI.  CANTON IS IN LEWIS COUNTY...ABOUT
30 MILES NORTH OF HANNIBAL.  A TREE WAS DOWNED BY THIS STORM.  THIS
WAS PART OF A SMALL AREA OF THUNDERSTORMS OVER NORTHEAST MISSOURI AND
WEST CENTRAL ILLINOIS.  THE STORMS WERE MOVING TO THE SOUTHEAST AT
35 MPH.  THEY WILL PASS THROUGH THE QUINCY...HANNIBAL AREA AND ADJACENT
COUNTIES OF MISSOURI AND ILLINOIS BETWEEN 7 AND 8 PM.  SMALL HAIL
AND GUSTY WINDS ARE mLIKELY WHERE THESE SCATTERED STORMS PASS.

THE STORMS ARE CAUSED BY SOME UNSEASONABLY COLD AIR BETWEEN 15 AND 20
THOUSAND FEET.
TUCKER
Special weather statement, Jun 22, 7:44 PM CDT, 1 hour 8 minutes before
MOZ006-010-230140-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
735 PM CDT FRI JUN 22 1990

...THUNDERSTORMS ARE MOVING THROUGH NORTH CENTRAL MISSOURI...

AT 730PM CDT RADAR SHOWED A LARGE AREA OF MOSTLY LIGHT TO MODERATE
SHOWERS...WITH SCATTERED THUNDERSTORMS PRODUCING VERY HEAVY SHOWERS...
IN AN AREA ABOUT 50 MILES IN DIAMETER CENTERED 45 MILES NORTHEAST OF
COLUMBIA.
THE THUNDERSTORMS WITH VERY HEAVY SHOWERS WERE IN A NARROW LINE ON THE
SOUTH END OF THIS AREA...EXTENDING FROM HARRISBURG...ABOUT 20 MILES NORTH
OF COLUMBIA...THROUGH CLARK TO MEXICO...ABOUT 25 MILES NORTHEAST OF
COLUMBIA.
THESE THUNDERSTORMS WERE MOVING TO THE SOUTHEAST AROUND 25 MILES AN
HOUR AND WILL CONTINUE TO PRODUCE VERY HEAVY BUT BRIEF SHOWERS ALONG
WITH WINDS GUSTING TO AROUND 35 MILES AN HOUR AS THEY MOVE INTO NORTHERN
CALLAWAY OF CENTRAL MISSOURI BY 800PM CDT.
Special weather statement, Jun 22, 8:16 PM CDT, 36 minutes before
MOZ011-012-230200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
815 PM CDT FRI JUN 22 1990

...SEVERE THUNDERSTORM WARNING IS IN EFFECT UNTIL 900 PM FOR LINCOLN
COUNTY MISSOURI...
...SEVERE THUNDERSTORM WARNINGS HAVE EXPIRED FOR RALLS AND PIKE COUNTY
MISSOURI...

AT 815 PM CDT...RADAR INDICATED STRONG THUNDERSTORMS WERE LOCATED
ABOUT 5 MILES NORTH OF TROY IN LINCOLN COUNTY...WITH ANOTHER STRONG
STORM ABOUT 5 MILES NORTH OF CARROLLTON IN GREENE COUNTY ILLINOIS.

TROY IS ABOUT 35 MILES NORTHWEST OF ST LOUIS.

THE STORMS WERE MOVING TO THE SOUTHEAST AROUND 40 MPH.  PERSONS IN
TROY AND MOSCOW CITY IN LINCOLN COUNTY MISSOURI SHOULD REMAIN ALERT
FOR THE POSSIBLITY OF SEVERE THUNDERSTORMS UNTIL 830 PM THIS EVENING.
Special weather statement, Jun 22, 8:18 PM CDT, 34 minutes before
MOZ006-009-010-011-230200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
805 PM CDT FRI JUN 22 1990

...THUNDERSTORMS WITH GUSTY WINDS AND HEAVY SHOWERS CONTINUE OVER PARTS
OF CENTRAL MISSOURI...

AT 800PM CDT RADAR SHOWED SCATTERED THUNDERSTORMS WITH HEAVY SHOWERS IN
A LINE ABOUT 10 MILES WIDE EXTENDING FROM HUGHESVILLE...ABOUT 20 MILES
NORTH OF SEDALIA..TO HIGBEE ABOUT 30 MILES NORTH OF COLUMBIA...AND FROM
15 MILES NORTHEAST OF COLUMBIA TO MONTGOMERY CITY.
OFFICIALS IN MONTGOMERY CITY REPORTED WINDS GUSTING AROUND 50 MILES AN
HOUR AND VERY HEAVY SHOWERS SHORTLY BEFORE 8PM.
THESE THUNDERSTORMS WILL CONTINUE TO MOVE TO THE SOUTHEAST AROUND 35 MILES
AN HOUR PRODUCING BRIEF DOWNPOURS AND GUSTY WINDS UNTIL DIMINISHING...
PROBABLY BEFORE 10PM CDT.
Special weather statement, Jun 22, 8:44 PM CDT, 8 minutes before
MOZ011-012-230200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
840 PM CDT FRI JUN 22 1990

...STRONG GUSTY WINDS ASSOCIATED WITH THUNDERSTORMS IN EAST CENTRAL
MISSOURI...

AT 835 PM CDT...THE WIND GUSTED TO NEAR 50 MPH AT THE NATIONAL WEATHER
SERVICE FORECAST OFFICE IN ST PETERS IN ST CHARLES COUNTY.  REPORTS OF
WIND GUSTING TO 35 TO 45 MPH HAVE BEEN RECEIVED FROM COTTLEVILLE AND
WENTZVILLE IN ST CHARLES COUNTY.

THE THUNDERS1TORMS PRODUCING THE GUSTY WIND WERE MOVING TO THE
SOUTHEAST AROUND 40 MPH.  PERSONS IN THE ST LOUIS METROPOLITAN AREA
SHOULD BE ON THE ALERT FOR STRONG GUSTY WINDS UNTIL 930 PM.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 7:18 PM CDTSevere Thunderstorm WarningLSXPike, Ralls57 min
Jun 22, 7:55 PM CDTSevere Thunderstorm WarningLSXLincoln65 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1990Every severe thunderstorm warning in 1990

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.