Alert archive / Wisconsin / Tornado Warnings in 1989

Tornado Warning 7, NWS Green Bay, WI

May 24, 1989Calumet County, Winnebago County, Wisconsin

NWS Green Bay, WI issued this tornado warning at May 24, 1989, 10:48 PM CDT for Calumet County, Winnebago County, Wisconsin. It was in force for 57 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
May 24, 1989, 10:48 PM CDT (03:48 UTC)
Expired
May 24, 1989, 11:45 PM CDT
In force
57 min
Issued by
NWS Green Bay, WI
Area
Whole counties

Counties Calumet County, WI, Winnebago County, WI

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
May 24, 10:50 PM CDTThunderstorm Wind 0Calumet, WI

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

Green Bay/Straub, WI (KGRB), launched 00:00Z, 3.8 hours before the alert went out and 52 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 00:00Z on 1989-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 533 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, Green Bay/Straub, WI at 00:00Z on 1989-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 161 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
533 J/kg
Mixed-layer CIN
-89 J/kg
Mixed-layer LCL
1473 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
161 m²/s²
0-3 km storm-relative helicity
230 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KGRB 250348
TORGRB
WIC009-015-083-087-139-250445-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO AND SPECIAL MARINE WARNING 
NATIONAL WEATHER SERVICE GREEN BAY WI
1048 PM CDT WED MAY 24 1989

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO AND SPECIAL 
MARINE WARNING EFFECTIVE UNTIL 1145 PM CDT FOR PEOPLE IN THE 
FOLLOWING COUNTIES

   IN THE NORTHEAST PART OF WISCONSIN
      BROWN...SOUTHERN OCONTO...OUTAGAMIE...SOUTHERN THE BAY OF 
      GREEN BAY...

   IN THE EAST CENTRAL PART OF WISCONSIN
      CALUMET...WINNEBAGO...

...THIS WARNING ALSO INCLUDES THE ADJACENT COASTAL WATERS FOR THE
COUNTIES JUST MENTIONED

...AT 1035 PM RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS WITH
POSSIBLE EMBEDDED TORNADOES.  THE LINE EXTENDED FROM 30 MILES NORTH
OF GREEN BAY THROUGH APPLETON TO SOUTHERN WINNEBAGO COUNTY.

IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE TO BE IS IN
A BASEMENT.  GET UNDER A WORKBENCH OR  PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...FIND SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO PROTECT YOUR BODY FROM FLYING DEBRIS. AVOID WINDOWS.

BRUSKY

The office that day

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

IssuedProductOfficeCountiesLasted
May 24, 7:17 PM CDTSevere Thunderstorm WarningGRBOutagamie, Waupaca, Winnebago58 min
May 24, 7:24 PM CDTSevere Thunderstorm WarningGRBSauk51 min
May 24, 7:44 PM CDTTornado WarningGRBWinnebago61 min
May 24, 8:04 PM CDTSevere Thunderstorm WarningGRBAdams, Marquette56 min
May 24, 8:04 PM CDTSevere Thunderstorm WarningGRBGreen Lake56 min
May 24, 8:14 PM CDTTornado WarningGRBOconto, Outagamie, Shawano61 min
May 24, 8:35 PM CDTSevere Thunderstorm WarningGRBColumbia40 min
May 24, 8:49 PM CDTTornado WarningGRBWinnebago41 min
May 24, 9:36 PM CDTTornado WarningGRBBrown, Calumet, Kewaunee, Manitowoc69 min
May 24, 9:36 PM CDTTornado WarningGRBDoor69 min
May 24, 10:27 PM CDTSevere Thunderstorm WarningGRBOutagamie, Waupaca, Winnebago63 min
May 24, 10:27 PM CDTSevere Thunderstorm WarningGRBOconto, Shawano63 min
May 24, 10:35 PM CDTSevere Thunderstorm WarningGRBColumbia, Sauk40 min
May 24, 10:35 PM CDTSevere Thunderstorm WarningGRBMarquette40 min
May 24, 10:48 PM CDTTornado WarningGRBBrown, Outagamie42 min
May 24, 10:48 PM CDTTornado WarningGRBOconto57 min
May 24, 10:53 PM CDTSevere Thunderstorm WarningGRBDane52 min
May 24, 10:58 PM CDTTornado WarningGRBManitowoc62 min
May 24, 11:06 PM CDTSevere Thunderstorm WarningGRBDoor, Kewaunee39 min

Nearby

Tornado Warnings in Wisconsin, 1989Every tornado warning in 1989Tornadoes in 1989

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.