Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 9, NWS Milwaukee, WI

April 18, 1995Columbia County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Apr 18, 1995, 11:50 AM CDT for Columbia County, Wisconsin. It was in force for 36 min.

The area

The counties it named.

The facts

Issued
Apr 18, 1995, 11:50 AM CDT (16:50 UTC)
Expired
Apr 18, 1995, 12:26 PM CDT
In force
36 min
Issued by
NWS Milwaukee, WI
Area
Whole counties

County Columbia County, WI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 4.8 hours before the alert went out and 150 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 1995-04-18Temperature 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 1995-04-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 110 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
1143 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
110 m²/s²
0-3 km storm-relative helicity
206 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 181652
SVRMKE
WIC021-027-059-079-089-101-131-133-181745-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1150 AM CDT TUE APR 18 1995
 
THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1245 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL WISCONSIN
 
   ...COLUMBIA COUNTY
 
IN SOUTHEAST WISCONSIN
 
   ...DODGE COUNTY...KENOSHA COUNTY...MILWAUKEE COUNTY
   ...OZAUKEE COUNTY...RACINE COUNTY...WASHINGTON COUNTY
   ...WAUKESHA COUNTY
 
AND THE ADJACENT COASTAL WATERS OF LAKE MICHIGAN
 
 
A LINE OF SEVERE THUNDERSTORMS WILL MOVE THROUGH SOUTHEAST WISCONSIN
THR0UG2H 1245 PM. DAMAGING WINDS WERE REPORTED WITH THESE STORMS IN
NORTHERN ILLINOIS AND SOUTH CENTRAL WISCONSIN. WIND GUSTS TO 60 MPH
OR GREATER ARE LIKELY WITH THESE STORMS.
 
 
THIS IS A DANGEROUS STORM!  STAY INDOORS AWAY FROM WINDOWS!
 
 
KRR

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 18, 10:22 AM CDTSevere Thunderstorm WarningMKXIowa, Lafayette38 min
Apr 18, 10:54 AM CDTSevere Thunderstorm WarningMKXDane, Rock61 min
Apr 18, 10:54 AM CDTSevere Thunderstorm WarningMKXGreen27 min
Apr 18, 11:00 AM CDTSevere Thunderstorm WarningMKXIowa, Lafayette21 min
Apr 18, 11:27 AM CDTTornado WarningMKXRock23 min
Apr 18, 11:37 AM CDTSevere Thunderstorm WarningMKXJefferson, Walworth38 min
Apr 18, 11:50 AM CDTSevere Thunderstorm WarningMKXMilwaukee, Ozaukee, Washington55 min
Apr 18, 11:50 AM CDTSevere Thunderstorm WarningMKXDodge, Racine, Waukesha36 min
Apr 18, 11:50 AM CDTSevere Thunderstorm WarningMKXKenosha36 min
Apr 18, 4:48 PM CDTSevere Thunderstorm WarningMKXKenosha, Milwaukee, Racine57 min
Apr 18, 4:48 PM CDTSevere Thunderstorm WarningMKXOzaukee57 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1995Every severe thunderstorm warning in 1995

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.