Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 76, NWS Green Bay, WI

September 10, 1996Vilas County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at Sep 10, 1996, 12:20 PM CDT for Vilas County, Wisconsin. It was in force for 30 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
Sep 10, 1996, 12:20 PM CDT (17:20 UTC)
Expired
Sep 10, 1996, 12:50 PM CDT
In force
30 min
Issued by
NWS Green Bay, WI
Area
Whole counties

County Vilas County, WI

The radar

The Marquette radar (KMQT), 160 km from the middle of the area, began a volume at 17:21 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, 12:20 PM CDTHail 1Star Lake, 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, 5.3 hours before the alert went out and 207 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 1996-09-10Temperature 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 1996-09-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1063 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
104 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 KGRB 101722
SVRGRB
WIC125-101750-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
1220 PM CDT TUE SEP 10 1996

THE NATIONAL WEATHER SERVICE IN GREEN BAY WI HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1250 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTH CENTRAL WISCONSIN

   ...EASTERN VILAS COUNTY
 
AT 1219 PM...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM ABOUT
10 MILES NORTHWEST OF EAGLE RIVER. THE STORM WAS MOVING TO THE EAST
SOUTHEAST AT 35 MPH AND SHOULD AFFECT AREAS TO THE NORTH AND EAST OF
EAGLE RIVER. DIME TO QUARTER SIZED HAIL WAS REPORTED WITH THIS STORM
NEAR BOULDER JUNCTION AT 1215 PM.
 
A SEVERE THUNDERSTORM PRODUCES WINDS IN EXCESS OF 60 MPH...AND
HAIL THAT IS DIME-SIZED OR LARGER.  GO TO A STURDY BUILDING AND
STAY AWAY FROM WINDOWS.

SANDERS

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 10, 2:23 PM CDTSevere Thunderstorm WarningGRBMarinette47 min
Sep 10, 3:04 PM CDTSevere Thunderstorm WarningGRBOneida61 min
Sep 10, 3:54 PM CDTSevere Thunderstorm WarningGRBForest61 min
Sep 10, 4:56 PM CDTSevere Thunderstorm WarningGRBMarinette74 min
Sep 10, 5:56 PM CDTSevere Thunderstorm WarningGRBMarinette, Oconto74 min
Sep 10, 6:44 PM CDTSevere Thunderstorm WarningGRBDoor61 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.