Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 22, NWS Green Bay, WI

June 29, 1996Portage County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at Jun 29, 1996, 5:52 PM CDT for Portage County, Wisconsin. It was in force for 53 min. 2 reports 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
Jun 29, 1996, 5:52 PM CDT (22:52 UTC)
Expired
Jun 29, 1996, 6:45 PM CDT
In force
53 min
Issued by
NWS Green Bay, WI
Area
Whole counties

County Portage County, WI

The radar

The Green Bay radar (KGRB), 110 km from the middle of the area, began a volume at 22:43 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.

What was reported inside it

TimeReportWhereRemark
Jun 29, 6:05 PM CDTThunderstorm Wind 53Stevens Point, WI
Jun 29, 6:15 PM CDTThunderstorm WindBancroft, 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.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 10.9 hours before the alert went out and 111 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 1996-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 112 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 12:00Z on 1996-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 256 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
112 J/kg
Mixed-layer CIN
-191 J/kg
Mixed-layer LCL
1147 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
256 m²/s²
0-3 km storm-relative helicity
256 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KGRB 292253
SVRGRB
WIC097-292345-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
552 PM CDT SAT JUN 29 1996
 
THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  645 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL WISCONSIN
 
   ...PORTAGE COUNTY
 
AT 550 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED A SEVERE
THUNDERSTORM NEAR WISCONSIN RAPIDS. THE STORM WAS MOVING EAST AT 40 MPH
AND WILL AFFECT PLOVER...KEENE...BANCROFT AND OTHER TOWNS IN SOUTHERN
PORTAGE COUNTY BY 630 PM.
 
DAMAGING WINDS ARE LIKELY WITH THE STORM.  TREES WERE DOWNED BY THE
STORM JUST WEST OF WISCONSIN RAPIDS AT 545 PM.
 
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO
ADVANCE WARNING.  MOVE TO SHELTER IMMEDIATELY.
 
J K LAST/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, Jun 29, 2:49 PM CDT, 3 hours 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
244 PM CDT SAT JUN 29 1996

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

0145 PM    2 S MINOCQUA              WI   WIND DAMAGE
06/29/96   ONEIDA                         A FEW TREES AND A POWER
                                          LINE DOWN BETWEEN MINOCQUA
          N                                AND HAZELHURST. TIME APPROX.

J K LAST

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 5:05 PM CDTSevere Thunderstorm WarningGRBWood70 min
Jun 29, 6:05 PM CDTSevere Thunderstorm WarningGRBWaupaca, Waushara55 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1996Every severe thunderstorm warning in 1996

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; radar from the NEXRAD Level II archive.