Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 21, NWS Green Bay, WI

June 26, 1986Adams County, Juneau County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at Jun 26, 1986, 6:40 PM CDT for Adams County, Juneau County, Wisconsin. It was in force for 50 min.

The area

The counties it named.

The facts

Issued
Jun 26, 1986, 6:40 PM CDT (23:40 UTC)
Expired
Jun 26, 1986, 7:30 PM CDT
In force
50 min
Issued by
NWS Green Bay, WI
Area
Whole counties

Counties Adams County, WI, Juneau 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, 11.7 hours before the alert went out and 158 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 1986-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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 1986-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 350 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
942 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
350 m²/s²
0-3 km storm-relative helicity
337 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 KMKE 262340
SVRMSN
WIC001-047-057-077-137-270030-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MADISON WI
ISSUED BY MILWAUKEE WI
640 PM CDT THU JUN 26 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 730 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES OF

SOUTH CENTRAL WISCONSIN...ADAMS...GREEN-LAKE...JUNEAU...MARQUETTE 
 AND WAUSHARA

AT 630 PM CDT RADAR SHOWED INTENSE THUNDERSTORMS 10 MILES EAST OF
NECEDAH IN JUNEAU COUNTY MOVING TO THE EAST AT 25 TO 30 MPH. ALSO
A REPORT FROM THE ADAMS COUNTY SHERIFF AT 625 PM CDT WAS RECEIVED
OF VERY STRONG WINDS AND FREQUENT DANGEROUS LIGHTNING.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...AND
DEADLY LIGHTNING. TORNADOES CAN ALSO DEVELOP FROM SEVERE
THUNDERSTORMS.   IF THREATENING WEATHER APPROACHES...TAKE SHELTER
IMMEDIATELY.

TZ/GG

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 25, 7:38 PM CDTSevere Thunderstorm WarningGRBMarinette52 min
Jun 25, 8:40 PM CDTSevere Thunderstorm WarningGRBMarinette35 min
Jun 26, 6:40 PM CDTSevere Thunderstorm WarningGRBGreen Lake, Marquette, Waushara50 min

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.