Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 36, NWS Green Bay, WI

July 24, 1986Outagamie County, Waupaca County, Winnebago County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at Jul 24, 1986, 5:56 PM CDT for Outagamie County, Waupaca County, Winnebago County, Wisconsin. It was in force for 49 min.

The area

The counties it named.

The facts

Issued
Jul 24, 1986, 5:56 PM CDT (22:56 UTC)
Expired
Jul 24, 1986, 6:45 PM CDT
In force
49 min
Issued by
NWS Green Bay, WI
Area
Whole counties

Counties Outagamie County, WI, Waupaca County, WI, Winnebago County, WI

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 10.9 hours before the alert went out and 50 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 1986-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1209 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 1986-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 square meters per square second.1939Sfc1 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
1209 J/kg
Mixed-layer CIN
-92 J/kg
Mixed-layer LCL
882 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
23 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 242256
SVRGRB
WIC135-139-087-242345-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
556 PM CDT THU JUL 24 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 645 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES OF

EAST CENTRAL WISCONSIN...WAUPACA...WINNEBAGO AND OUTAGAMIE

RADAR INDICATED A AREA OF SEVERE THUNDERSTORMS IN NORTHWEST
OUTAGAMIE THROUGH WAUPAC	A COUNTY MOVING SOUTHEAST AT 40 MPH.

IF THREATENING WEATHER APPROACHES YOU...TAKE COVER IMMEDIATELY.
A BASEMENT..INTERIOR HALLWAY OR ROOM ON THE LOWEST FLOOR IS THE
SAFEST PLACE IN MOST BUILDINGS.

H

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

Special weather statement, Jul 24, 5:12 PM CDT, 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
505 PM CDT THU JUL 24 1986

AT 500 PM CDT RADAR INDICATED A LINE OF VERY STRONG THUNDERSTORMS
MOVING INTO NORTHEAST WISCONSIN. THIS LINE EXTENDED FROM NORTHERN
MARINETTE COUNTY..THROUGH NORTHERN OCONTO COUNTY..CENTRAL MENOMINEE
COUNTY..TO WESTERN SHAWANO COUNTY.

AT 455 PM CDT THE SHAWANO COUNTY SHERIFFS DEPARTMENT REPORTED STRONG
WINDS.. BRIEF HEAVY DOUNPOURS AND OCCASIONAL LIGHTING.& PERSONS IN THE
AREA OF THESE THUNDERSTORMS SHOULD LISTEN TO LATER STATEMENTS.

TH
Special weather statement, Jul 24, 5:32 PM CDT, 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
525 PM CDT THU JUL 24 1986

AT 520 PM CDT RADAR INDICATED A LINE OF VERY STRONG THUNDERSTORMS
MOVING INTO NORTHEAST WISCONSIN. THIS LINE EXTENDED FROM NORTHERN
MARINETTE COUNTY..CENTRAL OCONTO COUNTY..SOUTHERN MENOMINEE COUNTY..
CENTRAL SHAWANO COUNTY..TO WESTERN WAUPACA COUNTY.

AT 515 PM CDT THE WAUPACA COUNTY SHERIFFS DEPARTMENT REPORTED STRONG
WINDS ESTIMATED AT 30 TO 40 MPH ALONG WITH HEAVY DOUNPOURS IN THE TOWN OF
IOLA.

AT 525 PM CDT A HAM RADIO OPERATOR NORTH OF THE CITY OF SHAWANO IN SHAWANO
COUNTY REPORTED 1/2 INCH HAIL.

THESE STORMS ARE MOVING EAST AT 40 MPH AND SHOULD AFFECT MOST OF
NORTHEAST WISCONSIN WITHIN TH8E HOUR. PERSONS SHOULD LISTEN TO LATER
STATEMENTS.
TH

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1986Every severe thunderstorm warning in 1986

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.