Alert archive / Missouri / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 91, NWS Springfield, MO

August 10, 1992Shannon County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Aug 10, 1992, 4:45 PM CDT for Shannon County, Missouri. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
Aug 10, 1992, 4:45 PM CDT (21:45 UTC)
Expired
Aug 10, 1992, 5:30 PM CDT
In force
45 min
Issued by
NWS Springfield, MO
Area
Whole counties

County Shannon County, MO

The nearest sounding before it

Springfield, MO (KUMN), launched 12:00Z, 9.8 hours before the alert went out and 215 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 1992-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1468 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 1992-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 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
1468 J/kg
Mixed-layer CIN
-102 J/kg
Mixed-layer LCL
1074 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
126 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSGF 102147
SVRSGF
MOC203-102230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
445 PM CDT MON AUG 10 1992
 
THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  530 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL MISSOURI
 
   ...SHANNON COUNTY
 
AT 445 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 45 MILES NORTHEAST
OF WEST PLAINS...OR JUST NORTH OF EMINENCE...MOVING SOUTH 20 MPH.
 
PEOPLE IN EMINENCE...WINONA...BARTLETT AND MUNSELL ARE IN THE DIRECT
PATH OF THIS STORM.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNINTG...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO 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.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 10, 3:28 PM CDTSevere Thunderstorm WarningSGFOregon47 min
Aug 10, 6:04 PM CDTSevere Thunderstorm WarningSGFHowell, Oregon41 min
Aug 10, 6:17 PM CDTSevere Thunderstorm WarningSGFHowell43 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; the sounding from the Mesonet's radiosonde archive.