Alert archive / Missouri / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 62, NWS St. Louis, MO

July 4, 1992Dent County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Jul 4, 1992, 2:47 PM CDT for Dent County, Missouri. It was in force for 58 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
Jul 4, 1992, 2:47 PM CDT (19:47 UTC)
Expired
Jul 4, 1992, 3:45 PM CDT
In force
58 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Dent County, MO

What was reported inside it

TimeReportWhereRemark
Jul 4, 3:30 PM CDTHail 1.75Dent, 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

Springfield, MO (KUMN), launched 12:00Z, 7.8 hours before the alert went out and 218 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, Springfield, MO at 12:00Z on 1992-07-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1430 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, Springfield, MO at 12:00Z on 1992-07-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 106 square meters per square second.193958Sfc1 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
1430 J/kg
Mixed-layer CIN
-62 J/kg
Mixed-layer LCL
1026 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
106 m²/s²
0-3 km storm-relative helicity
133 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 041948
SVRSTL
MOC065-042045-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
247 PM CDT SAT JUL 4 1992
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  345 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL MISSOURI
 
   ...SOUTHERN DENT COUNTY
 
AT 240 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM 25 MILES SOUTH OF ROLLA. THIS STORM WAS NOW MOVING TOWARD
THE SOUTHEAST AT 20 MPH. LARGE HAIL AND VERY HEAVY RAIN WAS INDICATED IN
THIS STORM. THE STORM SHOULD MOVE TO NEAR GLADDEN BY AROUND 315 PM.
STRONG GUSTY WINDS AND INTENSE LIGHTNING ARE ALSO EXPECTED WITH THIS
STORM.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
 
TUCKER

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, Jul 4, 1:32 PM CDT, 1 hour 15 minutes before
MOZALL-041915-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
125 PM CDT SAT JUL 4 1992

...STRONG THUNDERSTORMS DEVELOPING OVER SOUTHWEST MISSOURI AND
THUNDERSTORMS MOVING ACROSS NORTHWESTERN SECTIONS OF THE CENTRAL
MISSOURI AREA...

AT 120 PM STRONG THUNDERSTORMS WERE DEVELOPING FROM 25 MILES NORTHEAST
TO ABOUT 40 MILES NORTHWEST OF SPRINGFIELD NEAR STOCKTON. THUNDERSTORMS
WERE ALSO 25 MILES SOUTHWEST OF ROLLA NEAR FORT LEONARD WOOD. THE
THUNDERSTORMS WERE MOVING EAST AT 20 MILES AN HOUR. THESE THUNDERSTORMS
CONTAIN HEAVY RAIN...DEADLY LIGHTNING...GUSTY WINDS AND POSSIBLY SMALL
HAIL. THE THUNDERSTORMS WERE NOT THREATENING THE LAKE OF THE OZARKS AREA
YET...HOWEVER THE LARGE AMOUNT OF WEEKEND CAMPERS AND BOATERS IN THAT
AREA SHOULD KEEP AN EYE ON THE SKY THIS AFTERNOON...AND BE ALERT TO
RAPIDLY CHANGING AND THREATENING WEATHER CONDITIONS.

KEEP A RADIO OR TV HANDY...OR TUNE NOAA WEATHER RADIO FOR THE LATEST ON
THE T0HUNDERSTORMS THAT WERE CLOSE TO THE LAKE AREA EARLY THIS
AFTERNOON.

ANOTHER BAND OF THUNDERSTORMS WERE ABOUT 45 MILES WEST SOUTHWEST
OF KIRKSVILLE NEAR CHILLICOTHE AND LACLEDE...MOVING TO THE EAST
AT 30 MILES AN HOUR.

LA GREE
Special weather statement, Jul 4, 2:02 PM CDT, 45 minutes before
MOZ013>023-042000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
201 PM CDT SAT JUL 4 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF THE SOUTHERN
HALF OF MISSOURI UNTIL 8 PM CDT...

THE NATIONAL SEVERE STORMS FORECAST CENTER IN KANSAS CITY MISSOURI HAS
ISSUED A SEVERE THUNDERSTORM WATCH FOR SOUTHWEST...SOUTH CENTRAL...AND
MOST OF SOUTHEAST MISSOURI UNTIL 8 PM CDT THIS EVENING.

MAJOR CITIES INCLUDED IN THE WATCH ARE SPRINGFIELD...JOPLIN...WEST
PLAINS AND POPLAR BLUFF.

AT 155 PM...STRONG TO SEVERE THUNDERSTORMS WERE DEVELOPING OVER PARTS OF
SOUTHWEST AND SOUTH CENTRAL MISSOURI.  PEOPLE IN AND CLOSE TO THE WATCH
AREA SHOULD BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS THIS FOURTH
OF JULY...AND BE READY TO MOVE TO SHELTER IF THREATENING WEATHER
APPROACHES.

SMALL
Special weather statement, Jul 4, 2:28 PM CDT, 19 minutes before
MOZ013-014-042000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
230 PM CDT SAT JUL 4 1992

...STRONG THUNDERSTORMS MOVING ACROSS HICKORY COUNTY...

AT 225 PM AN INTENSE THUNDERSTORM WAS 48 MILES SOUTH OF SEDALIA
NEAR HERMITAGE MOVING TO THE NORTHEAST AT 20 MILES AN HOUR. THIS
THUNDERSTORM DUMPED MARBLE SIZED HAIL ON WEAUBLEAU IN WESTERN
HICKORY COUNTY AT 215 PM. ALSO EXPECT HEAVY RAIN...DEADLY LIGHTNING
AND GUSTY WINDS FROM THIS THUNDERSTORM.

PERSONS IN HICKORY AND CAMDEN COUNTIES SHOULD BE AWARE OF RAPIDLY
CHANGING...THREATENING WEATHER CONDITIONS THIS AFTERNOON...AND LISTEN
FOR LATER STATEMENTS AND POSSIBLY WARNINGS. TUNE TO NOAA WEATHER
RADIO...OR COMMERCIAL RADIO OR~ TELEVISION FOR THE LATEST UPDATES.

LA GREE
Special weather statement, Jul 4, 2:40 PM CDT, 7 minutes before
MOZ017-042045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
239 PM CDT SAT JUL 4 1992

...A STRONG THUNDERSTORMS WAS INDICATED IN DENT COUNTY...MISSOURI.

AT 227 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG
THUNDERSTORM 25 MILES SOUTH OF ROLLA.  THIS STORM WAS MOVING EAST AT 20
MPH.  RADAR INDICATED THAT THIS STORM CONTAINED HAIL AND VERY HEAVY
RAIN.  THE STORM WILL MOVE THROUGH DENT COUNTY AND WILL PASS BETWEEN
SALEM AND GLADDEN BETWEEN 245 AND 315 PM.

STRONG GUSTY WIND...BRIEF HEAVY RAIN...INTENSE LIGHTNING AND SMALL HAIL
ARE LIKELY WITH THIS STORM.  IF YOU ARE OUTSIDE...YOU SHOULD SEEK
SHELTER INSIDE.  DO NOT SEEK SHELTER NEAR A SINGLE TREE OR OT'HER TALL
OBJECTS.  REPORT ANY SEVERE WEATHER TO YOUR NEAREST LAW ENFORCEMENT
OFFICE TO BE RELAYED TO THE NATIONAL WEATHER SERVICE.

MUCH OF SOUTHERN AND WESTERN MISSOURI REMAINS IN A SEVERE THUNDERSTORM
WATCH UNTIL 8 PM.

TUCKER
Special weather statement, Jul 4, 2:42 PM CDT, 5 minutes before
MOZ004-008-042030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
241 PM CDT SAT JUL 4 1992

...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR PARTS OF NORTHWEST
   MISSOURI UNTIL 8PM CDT...

THE NATIONAL SEVERE STORMS FORECAST CENTER IN KANSAS CITY MISSOURI HAS
ISSUED A SEVERE THUNDERSTORM WATCH FOR SECTIONS OF NORTHWEST MISSOURI
EFFECTIVE UNTIL 8PM THIS EVENING.  LARGE HAIL...DAMAGING WINDS AND
FREQUENT LIGHTNING ARE POSSILBE IN THIS AREA THROUGH THIS EVENING.
THE CITIES OF ST. JOSEPH AND KANSAS CITY ARE INCLUDED IN THE WATCH.

PEOPLE IN AND CLOSE TO THE WATCH SHOULD BE AWARE FOR THE POSSIBLE
DEVELOPMENT OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EARLY EVENING.
IF YOU ARE GOING TO BE OUTSIDE THIS FOURTH OF JULY...BE PREPARED TO
QUICKLY SEEK SHELTER INDOORS AND AWAY FROM WINDOWS.

SMALL
Special weather statement, Jul 4, 2:43 PM CDT, 4 minutes before
MOZ017-042045-

SPECIAL WEATHER STATEMENT...CORRECTED FOR HEADLINE...
NATIONAL WEATHER SERVICE ST LOUIS MO
239 PM CDT SAT JUL 4 1992

...A STRONG THUNDERSTORM WAS INDICATED IN DENT COUNTY...MISSOURI.

AT 227 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG
THUNDERSTORM 25 MILES SOUTH OF ROLLA.  THIS STORM WAS MOVING EAST AT 20
MPH.  RADAR INDICATED THAT THIS STORM CONTAINED HAIL AND VERY HEAVY
RAIN.  THE STORM WILL MOVE THROUGH DENT COUNTY AND WILL PASS BETWEEN
SALEM AND GLADDEN BETWEEN 245 AND 315 PM.

STRONG GUSTY WIND...BRIEF HEAVY RAIN...INTENSE LIGHTNING AND SMALL HAIL
ARE LIKELY WITH THIS STORM.  IF YOU ARE OUTSIDE...YOU SHOULD SEEK
SHELTER INSIDE.  DO NOT SEEK SHELTER NEAR A SINGLE TREE OR OTHER TALL
OBJECTS.  REPORT ANY SEVERE WEATHER TO YOUR NEAREST LAW ENFORCEMENT
OFFICE TO BE RELAYED TO THE NATIONAL WEATHER SERVICE.

MUCH OF SOUTHERN AND WESTERN MISSOURI REMAINS IN A SEVERE THUNDERSTORM
WATCH UNTIL 8 PM.2

TUCKER

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 4, 6:52 PM CDTSevere Thunderstorm WarningLSXJefferson68 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1992Every severe thunderstorm warning in 1992

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.