Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 63, NWS Green Bay, WI

August 25, 1996Oneida County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at Aug 25, 1996, 4:19 PM CDT for Oneida County, Wisconsin. It was in force for 56 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 25, 1996, 4:19 PM CDT (21:19 UTC)
Expired
Aug 25, 1996, 5:15 PM CDT
In force
56 min
Issued by
NWS Green Bay, WI
Area
Whole counties

County Oneida County, WI

The radar

The Green Bay radar (KGRB), 174 km from the middle of the area, began a volume at 21:18 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

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.3 hours before the alert went out and 176 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 1996-08-25Temperature 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 1996-08-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 99 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
1088 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
99 m²/s²
0-3 km storm-relative helicity
46 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 252120
SVRGRB
WIC085-252215-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
419 PM CDT SUN AUG 25 1996

THE NATIONAL WEATHER SERVICE IN GREEN BAY WI HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 515 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTH CENTRAL WISCONSIN

   ...ONEIDA COUNTY
 
AT 410 PM CDT DOPPLER RADAR SHOWED A LINE OF SEVERE THUNDERSTORMS
EXTENDING FROM RHINELANDER TO HARSAW. THESE STORMS WERE MOVING SOUTHEAST
AT 30 MPH.

A CITY IN THE PATH OF THESE STORMS WOULD BE WOODBORO BY 445PM CDT.

AT 412 PM THE SHERIFF DEPT IN THE CITY OF RHINELANDER REPORTED DIME TO
NICKEL SIZE HAIL IN RHINELANDER.
 
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.

&

PLH/JS

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 25, 5:14 PM CDTSevere Thunderstorm WarningGRBLanglade46 min
Aug 25, 6:18 PM CDTSevere Thunderstorm WarningGRBMarathon42 min
Aug 25, 6:26 PM CDTSevere Thunderstorm WarningGRBMenominee, Oconto, Shawano49 min
Aug 25, 6:50 PM CDTSevere Thunderstorm WarningGRBBrown, Outagamie55 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.