Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 12, NWS Milwaukee, WI

July 4, 1986Forest County, Oneida County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Jul 4, 1986, 6:49 PM CDT for Forest County, Oneida County, Wisconsin. It was in force for 56 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
Jul 4, 1986, 6:49 PM CDT (23:49 UTC)
Expired
Jul 4, 1986, 7:45 PM CDT
In force
56 min
Issued by
NWS Milwaukee, WI
Area
Whole counties

Counties Forest County, WI, Oneida County, WI

The radar

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

What was reported inside it

TimeReportWhereRemark
Jul 4, 6:55 PM CDTHail 1.75Oneida, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 11.8 hours before the alert went out and 157 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 1986-07-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 270 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 1986-07-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 348 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
270 J/kg
Mixed-layer CIN
-407 J/kg
Mixed-layer LCL
826 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
348 m²/s²
0-3 km storm-relative helicity
313 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 KMKE 042349
SVRMKE
WIC041-085-050045-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE WI
649 PM CDT FRI JUL 4 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 745 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES OF

NORTH CENTRAL WISCONSIN...FOREST AND ONEIDA

AT 6 45 PM CDT WEATHER RADAR INDICATED SEVERE THUNDERSTORM 10 MILES
EAST OF RHINELANDER.  THIS STORM WAS MOVING EAST NORTHEAST AT 30 MPH
AND WIL BE EFFECTING MAINLY EASTERN ONEIDA AND ALL OF FOREST COUNTY.
THE STORM WILL BE MOVING TOWARD CRANDON /49 MILES NORTHEAST OF
WAUSAU/.  AT 6 42 PM PEA SIZE HAIL WAS REPORTED AT GAGEN IN ONEIDA
COUNTY.

SE]VERE THUNDERSTORMS CAN GENERATE STRONG WINDS WHICH CAUSE OBJECTS TO
BECOME DEADLY AIRBORNE MISSILES.  WIND DRIVEN HAIL OF ANY SIZE CAN
CAUSE INJURY OR EVEN DEATH. TAKE SHELTER WHEN WEATHER IS THREATENING.

RW/TZ

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 4, 5:56 PM CDT, 53 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE, WI
556 PM CDT FRI JUL 04 1986

THUNDERSTORMS ARE DEVELOPING RAPIDLY IN NORTHWEST WISCONSIN. THESE
STORMS ARE GROWING IN TAYLOR COUNTY AND EXTEND BACK TOWARDS EAU CLAIRE
..IN EAU CLAIRE COUNTY. MOVEMENT OF THE STORMS WAS TO THE EAST NORTH-
EAST AT 30 MILES AN HOUR.

PERSONS IN NORTHWEST WISCONSIN..ESPECIALLY IN TAYLOR CHIPPEWA AND EAU
CLAIRE COUNTIES..SHOULD KEEP AN EYE TO THE SKY FOR THE 1APPROACH OF
THESE STORMS. HEAVY RAIN..HAIL..GUSTY WINDS..AND DANGEROUS LIGHTNING
MAY ACCOMPANY THESE STORMS AS THEY MOVE TO THE EAST.

MORRIS
Special weather statement, Jul 4, 6:41 PM CDT, 8 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE, WI
640 PM CDT FRI JUL 04 1986

     ...THUNDERSTORMS DEVELOPING RAPIDLY IN NORTHERN WISCONSIN...

AT 635 PM CDT WEATHER RADARS INDICATED RAPID DEVELOPMENT OF SHOWERS AND
THUNDERSTORMS ACROSS NORTHERN WISCONSIN.

THE STRONGEST THUNDERSTORM WAS LOCATED 13 MILES SOUTHEAST OF RHINELANDER
NEAR THE MONICO AREA. THIS STORMS IS MOVING EAST NORTHEAST AT 30 MPH AND
WILL BE ENTERING WESTERN FOREST COUNTY AND THE CRANDON AREA BY 700 PM
CDT.

STRONG WINDS...HAIL AND BRIEF HEAVY RAIN ARE QUITE POSSIBLE WITH THIS
AND OTHER THUNDERSTORMS PRESENTLY OCCURING OVER NORTHERN WISCONSIN.

PERSONS SHOULD KEEP AN EYE TO THE SKY FOR THE APPROACH OF THESEY STORMS
AS THEY MAY ALSO CONTAIN DANGEROUS LIGHTNING. IN ADDITION...SEVERE
THUNDERSTORM WATCH NUMBER 333 CONTINUES IN EFFECT UNTIL 100 AM THIS
SATURDAY MORNING FOR MUCH OF CENTRAL AND NORTHEAST WISCONSIN.
TZ

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.