Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 80, NWS Green Bay, WI

August 11, 1995Calumet County, Outagamie County, Winnebago County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at Aug 11, 1995, 12:43 PM CDT for Calumet County, Outagamie County, Winnebago County, Wisconsin. It was in force for 62 min.

The area

The counties it named.

The facts

Issued
Aug 11, 1995, 12:43 PM CDT (17:43 UTC)
Expired
Aug 11, 1995, 1:45 PM CDT
In force
62 min
Issued by
NWS Green Bay, WI
Area
Whole counties

Counties Calumet County, WI, Outagamie County, WI, Winnebago County, WI

The radar

The Green Bay radar (KGRB), 43 km from the middle of the area, began a volume at 17:45 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 5.7 hours before the alert went out and 331 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, Davenport, at 12:00Z on 1995-08-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 520 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, Davenport, at 12:00Z on 1995-08-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 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
520 J/kg
Mixed-layer CIN
-152 J/kg
Mixed-layer LCL
1283 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
68 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KGRB 111746 RRA
SVRGRB
WIC015-139-087-111845-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
1243 PM CDT FRI AUG 11 1995
 
THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  145 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL WISCONSIN
 
   ...CALUMET COUNTY...WINNEBAGO COUNTY
 
IN NORTHEAST WISCONSIN
 
   ...EASTERN OUTAGAMIE COUNTY
 
AT 1241 PM CDT...GREEN BAY DOPPLER WEATHER RADAR INDICATED A LINE
OF SEVERE THUNDERSTORMS FROM 5 MILES WEST OF GREEN BAY TO 10 MILES
WEST OF OSHKOSH. THESE STORMS WERE MOVING TO THE EAST AT 40 MPH
AND WILL MOVE THROUGH THE OSHKOSH...NEW HOLSTEIN...APPLETON...
KAUKAUNA AND CHILTON AREAS. DAMAGING WINDS ARE EXPECTED WITH THIS
LINE OF STORMS.
 
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO
ADVANCE WARNING.  IF YOU ARE OUTSIDE...MOVE TO A REINFORCED
SHELTER.  IF INDOORS...STAY AWAY FROM WINDOWS UNTIL THE STORM
HAS PASSED.
 
BRUSKY/KIECKBUSCH

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Aug 11, 11:57 AM CDT, 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
1200 PM CDT FRI AUG 11 1995

TIME(CDT)  .....CITY LOCATION.....   ST   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1140 AM    ANTIGO                    WI   POWER OUTAGES.
08/11/95   LANGLADE                       FEW POWER LINES DOWN.

1145 AM    NEAR HATLEY               WI   TREES AND POWER LINES DOWN.
08/11/95   MARATHON

KALLAS
Local storm report, Aug 11, 12:00 PM CDT, 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
1200 PM CDT FRI AUG 11 1995

TIME(CDT)  .....CITY LOCATION.....   ST   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1140 AM    ANTIGO                    WI   POWER OUTAGES.
08/11/95   LANGLADE                       FEW POWER LINES DOWN.

1145 AM    NEAR HATLEY               WI   TREES AND POWER LINES DOWN.
08/11/95   MARATHON

KALLAS
Local storm report, Aug 11, 12:15 PM CDT, 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
1215 PM CDT FRI AUG 11 1995

TIME(CDT)  .....CITY LOCATION.....   ST   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1130 AM    WITTENBERG                WI   WIND GUSTS GREATER THAN 50 MPH.
08/11/95   SHAWANO                        POWER OUTAGES THROUGHOUT.

KALLAS
Local storm report, Aug 11, 12:16 PM CDT, 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
1215 PM CDT FRI AUG 11 1995

TIME(CDT)  .....CITY LOCATION.....   ST   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1130 ABM    WITTENBERG                WI   WIND GUSTS GREATER THAN 50 MPH.
08/11/95   SHAWANO                        POWER OUTAGES THROUGHOUT.

KALLAS
Local storm report, Aug 11, 12:40 PM CDT, 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
1240 PM CDT FRI AUG 11 1995

TIME(CDT)  .....CITY LOCATION.....   ST   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

UNKNOWN    KESHENA                   WI   TREES/POWER LINES DOWN.
08/11/95   MENOMINEE

1225 PM    SHAWANO                        TREES/POWER LINES DOWN.
           SHAWANO

1230 PM    MOUNTAIN/SURING           WI   TREES/POWER LINES DOWN.

KALLAS
Local storm report, Aug 11, 12:41 PM CDT, 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
1240 PM CDT FRI AUG 11 1995

TIME(CDT)  .....CITY LOCATION.....   ST   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

UNKNOWN    KESHENA                   WI   TREES/POWER LINES DOWN.
08/11/95   MENOMINEE

1225 PM    SHAWANO                        TREES/POWER LINES DOWN.
           SHAWANO

1230 PM    MOUNTAIN/SURING           WI   TREES/POWER LINES DOWN.

KALLAS

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 11, 11:40 AM CDTSevere Thunderstorm WarningGRBMarathon, Portage, Shawano35 min
Aug 11, 11:47 AM CDTSevere Thunderstorm WarningGRBWaupaca43 min
Aug 11, 12:00 PM CDTSevere Thunderstorm WarningGRBLanglade, Menominee, Shawano30 min
Aug 11, 12:08 PM CDTSevere Thunderstorm WarningGRBOconto37 min
Aug 11, 12:08 PM CDTSevere Thunderstorm WarningGRBOutagamie37 min
Aug 11, 12:33 PM CDTSevere Thunderstorm WarningGRBBrown57 min
Aug 11, 12:33 PM CDTSevere Thunderstorm WarningGRBMarinette57 min
Aug 11, 12:53 PM CDTSevere Thunderstorm WarningGRBDoor, Kewaunee, Manitowoc67 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; radar from the NEXRAD Level II archive.