Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 21, NWS Green Bay, WI

May 25, 1994Green County, Rock County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at May 25, 1994, 4:09 PM CDT for Green County, Rock County, Wisconsin. It was in force for 51 min.

The area

The counties it named.

The facts

Issued
May 25, 1994, 4:09 PM CDT (21:09 UTC)
Expired
May 25, 1994, 5:00 PM CDT
In force
51 min
Issued by
NWS Green Bay, WI
Area
Whole counties

Counties Green County, WI, Rock County, WI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.2 hours before the alert went out and 224 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 1994-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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 1994-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -15 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
598 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
-15 m²/s²
0-3 km storm-relative helicity
22 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 
WUUS1 KMSN 252110 RRA
SVRMSN
WIC045-105-252200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MADISON WI
409 PM CDT WED MAY 25 1994
 
THE NATIONAL WEATHER SERVICE IN MADISON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  500 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL WISCONSIN
 
   ...EASTERN GREEN COUNTY...SOUTHERN ROCK COUNTY
 
AT 405 PM CDT RADAR DETECTED A SEVERE THUNDERSTORM 3 MILES SOUTHWEST OF
ALBANY OR 40 MILES SOUTH OF MADISON. THE SEVERE THUNDERSTORM WAS MOVING
TO THE SOUTHEAST AT 20 MILES AN HOUR.
 
SOME CITIES IN THE PATH OF THIS SEVERE THUNDERSTORM ARE
IN GREEN COUNTY...BRODHEAD...JUDA...TWIN GROVE
IN ROCK COUNTY...FOOTVILLE...ORFORDVILLE...AVON...AFTON
 
 
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.
 
PIERCE

The office that day

Everything else NWS Green Bay, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 25, 4:57 PM CDTSevere Thunderstorm WarningGRBRock33 min
May 25, 6:16 PM CDTSevere Thunderstorm WarningGRBWinnebago29 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1994Every severe thunderstorm warning in 1994

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.