Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 71, NWS Twin Cities, MN

August 29, 1992Clark County, Wisconsin

NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 29, 1992, 6:18 PM CDT for Clark County, Wisconsin. It was in force for 57 min.

The area

The counties it named.

The facts

Issued
Aug 29, 1992, 6:18 PM CDT (23:18 UTC)
Expired
Aug 29, 1992, 7:15 PM CDT
In force
57 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Clark County, WI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 11.3 hours before the alert went out and 201 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, Green Bay/Straub, WI at 12:00Z on 1992-08-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Green Bay/Straub, WI at 12:00Z on 1992-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1054 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
108 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 KMKE 292318
SVRMKE
WIC019-300015-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
618 PM CDT SAT AUG 29 1992
 
THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  715 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL WISCONSIN
 
   ...CLARK COUNTY
 
AT 615 PM...WEATHER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS
MOVING INTO WESTERN CLARK COUNTY. THE STORMS STRETCHED BETWEEN THORP IN
THE NORTH...44 MILES EAST NORTHEAST OF EAU CLAIRE AND HUMBIRD IN THE
SOUTH...56 MILES SOUTHEAST OF EAU CLAIRE. THE STORMS WILL BE AFFECTING
CENTRAL CLARK COUNTY AND THE TOWNS OF OWEN...GREENWOOD AND NEILLSVILLE
BY 645 PM.
 
THESE STORMS WILL BE MOVING THROUGH EASTERN PARTS OF THE COUNTY BY 7 PM.
 
NO SEVERE WEATHER HAS BEEN REPORTED WITH THESE STORMS. HOWEVER...LARGE
HAIL AND DAMAGING WINDS ARE POSSIBLE.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...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.
 
 
KOCHIS

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 29, 4:44 PM CDTSevere Thunderstorm WarningMPXPepin46 min
Aug 29, 5:15 PM CDTSevere Thunderstorm WarningMPXChippewa30 min
Aug 29, 5:46 PM CDTSevere Thunderstorm WarningMPXChippewa29 min
Aug 29, 5:59 PM CDTSevere Thunderstorm WarningMPXEau Claire31 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 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.