Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 44, NWS Milwaukee, WI

September 13, 1990Clark County, Marathon County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Sep 13, 1990, 11:48 PM CDT for Clark County, Marathon County, Wisconsin. It was in force for 57 min.

The area

The counties it named.

The facts

Issued
Sep 13, 1990, 11:48 PM CDT (04:48 UTC)
Expired
Sep 14, 1990, 12:45 AM CDT
In force
57 min
Issued by
NWS Milwaukee, WI
Area
Whole counties

Counties Clark County, WI, Marathon 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 00:00Z, 4.8 hours before the alert went out and 169 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 00:00Z on 1990-09-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 811 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 00:00Z on 1990-09-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 84 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
811 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
1378 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
84 m²/s²
0-3 km storm-relative helicity
125 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KMKE 140450
SVRMKE
WIC019-073-140545-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1148 PM CDT THU SEP 13 1990
 
THE NATIONAL WEATHER SERVICE IN MILW

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, Sep 13, 9:54 PM CDT, 1 hour 54 minutes before
WIZ004-007-140400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
953 PM CDT THU SEP 13 1990

...INTENSE THUNDERSTORMS MOVING TOWARD NORTHCENTRAL WISCONSIN...

AT 950 PM...WEATHER RADAR INDICATED A LINE OF INTENSE THUNDERSTORMS OVER
NORTHWEST WISCONSIN. THE LEADING EDGE OF THIS LINE STRETCHED FROM NEAR
RADISSION IN SOUTHERN SAWYER COUNTY...TO BARRON IN CENTRAL BARRON
COUNTY. THE LINE WAS MOVING SOUTHEAST AT AROUND 40 MPH AND WILL BE
ENTERING TAYLOR COUNTY AFTER 1015 PM. THE STORMS WILL BE EFFECTING THE
TOWN OF HANNIBAL...64 MILES WEST NORTHWEST OF WAUSAU BY 1030 PM. THIS
LINE OF INTENSE STORMS WILL MOVE INTO LINCOLN...MARATHON...AND CLARK
COUNTIES AFTER 1045 PM.

THESE STORMS HAVE A HISTORY OF PRODUCING LARGE HAIL...DAMAGING WINDS...
AND DANGEROUS LIGHTNING. A POSSIBLE TORNADO WAS REPORTED NEAR CHIPPEWA
LAKE IN SAWYER COUNTY AS THESE STORMS MOVED THROUGH.
^
PERSONS IN NORTHCENTRAL WISCONSIN ARE ADVISED TO STAY ALERT FOR
THREATENING WEATHER AND BE PREPARED TO SEEK SHELTER.

KOCHIS
Special weather statement, Sep 13, 10:43 PM CDT, 1 hour 5 minutes before
WIZALL-140500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1040 PM CDT THU SEP 13 1990

...TORNADO WATCH NUMBER 741 CANCELLED...
...TORNADO WATCH NUMBER 742 IN EFFECT FOR PA

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 13, 11:05 PM CDTSevere Thunderstorm WarningMKXLincoln, Taylor55 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1990Every severe thunderstorm warning in 1990

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.