Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 87, NWS Green Bay, WI

September 10, 1996Door County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at Sep 10, 1996, 8:51 PM CDT for Door County, Wisconsin. It was in force for 59 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
Sep 10, 1996, 8:51 PM CDT (01:51 UTC)
Expired
Sep 10, 1996, 9:50 PM CDT
In force
59 min
Issued by
NWS Green Bay, WI
Area
Whole counties

County Door County, WI

The radar

The Green Bay radar (KGRB), 71 km from the middle of the area, began a volume at 01:53 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
Sep 10, 9:00 PM CDTHail 1Carlsville, WI
Sep 10, 9:15 PM CDTThunderstorm WindValmy, 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 00:00Z, 1.9 hours before the alert went out and 71 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 1996-09-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 139 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 1996-09-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 172 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
139 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
1731 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
172 m²/s²
0-3 km storm-relative helicity
299 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KGRB 110155 COR
SVRGRB
LMZ530-WIC029-WIZ511-524-110250-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING AND SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
851 PM CDT TUE SEP 10 1996

THE NATIONAL WEATHER SERVICE IN GREEN BAY WI HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 950 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTHEAST WISCONSIN

   ...NORTHERN AND CENTRAL DOOR COUNTY AND THE BAY OF GREEN BAY
      ALONG THE THE NEARSHORE WATERS OF LAKE MICHIGAN.

AT 852 PM...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES WEST
OF FISH CREEK ON THE BAY OF GREEN BAY. THE STORM WAS MOVING EAST
SOUTHEAST AT 35 MPH AND SHOULD AFFECT THE FISH CREEK...BAILEYS HARBOR...
AND JACKSONPORT AREAS BY 9 PM. LARGE HAIL WILL BE LIKELY WITH THIS
STORM.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS AND LARGE HAIL.
IF YOU ARE IN THE PATH OF THIS STORM...GO TO A PLACE OF SAFETY.
IF OUTDOORS...MOVE TO A STRONG BUILDING.

SANDERS/TK

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, Sep 10, 4:26 PM CDT, 4 hours 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
426 PM CDT TUE SEP 10 1996

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

0420 PM    CRANDON                   WI   1.75 INCH HAIL
09/10/96   FOREST

PLH
Local storm report, Sep 10, 4:48 PM CDT, 4 hours 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
448 PM CDT TUE SEP 10 1996

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

0430 PM    LOANA                     WI   .88 INCH HAIL
09/10/96   FOREST

PLH
Local storm report, Sep 10, 6:06 PM CDT, 2 hours 45 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
606 PM CDT TUE SEP 10 1996

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

0525 PM    ATHELSTANE                WI   .88 INCH HAIL
09/10/96   MARINETTE

0550 PM    LAKEWOOD                  WI   .75 INCH HAIL
09/10/96   OCONTO

PLH
Local storm report, Sep 10, 6:34 PM CDT, 2 hours 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
633 PM CDT TUE SEP 10 1996

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

0620 PM    POUND                     WI   1.75 INCH HAIL
09/10/96   MARINETTE

PLH
Local storm report, Sep 10, 6:59 PM CDT, 1 hour 52 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
658 PM CDT TUE SEP 10 1996

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

0656 PM    4 NW RHINELANDER          WI   .88 INCH HAIL
09/10/96   ONEIDA

PLH
Local storm report, Sep 10, 7:35 PM CDT, 1 hour 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
733 PM CDT TUE SEP 10 1996

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

0605 PM    2 WEST OF CRIVITZ         WI   WIND DAMAGE
09/10/96   MARINETTE                      TREES DOWN

0701 PM    2 N RHINELANDER           WI   1.75 INCH HAIL
09/10/96   ONEIDA

0710 PM    RHINELANDER               WI   .75 INCH HAIL
09/10/96   ONEIDA

0725 PM    EGG HARBOR                WI   WIND DAMAGE
09/10/96   DOOR                           TREES AND POWER LINES DOWN

PLH

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 10, 7:01 PM CDTSevere Thunderstorm WarningGRBForest, Oneida59 min
Sep 10, 7:40 PM CDTSevere Thunderstorm WarningGRBMarinette75 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.