Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 40, NWS Milwaukee, WI

September 9, 1990Clark County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Sep 9, 1990, 8:18 PM CDT for Clark County, Wisconsin. It was in force for 42 min.

The area

The counties it named.

The facts

Issued
Sep 9, 1990, 8:18 PM CDT (01:18 UTC)
Expired
Sep 9, 1990, 9:00 PM CDT
In force
42 min
Issued by
NWS Milwaukee, WI
Area
Whole counties

County Clark 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, 1.3 hours before the alert went out and 201 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 1990-09-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1958 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 1990-09-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 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
1958 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
1018 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
54 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMKE 100118
SVRMKE
WIC019-119-100200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
818 PM CDT SUN SEP 9 1990
 
THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  900 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN CENTRAL WISCONSIN
          ...CLARK
IN NORTH CENTRAL WISCONSIN
          ...TAYLOR
 
AT 816 PM WEATHER RADAR INDICATED A SEVERE THUNDERSTORM NEAR THE
CLARK/TAYLOR/CHIPPEWA COUNTY LINE ABOUT 60 MILES WEST OF WAUSAU. THIS
STORM IS MOVING EAST AT 25 MPH AND WILL BE AFFECTING THE CLARK COUNTY
TOWN OF THORP AND THE TAYLOR COUNTY TOWN OF LUBLIN.
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, Sep 9, 6:16 PM CDT, 2 hours 2 minutes before
WIZ007-100000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
615 PM CDT SUN SEP 9 1990

...LINE OF INTENSE THUNDERSTORMS DEVELOPING OVER SOUTHERN WOOD
AND PORTAGE COUNTIES...

AT 613 PM WEATHER RADAR INDICATED A LINE OF RAPIDLY DEVELOPING
THUNDERSTORMS OVER SOUTHERN WOOD COUNTY AROUND THE BABCOCK AND
NEKOOSA AREAS...ABOUT 10 MILES SOUTHWEST OF WISCONSIN RAPIDS.

THIS LINE OF STORMS IS MOVING EAST AROUND 30 MPH AND WILL BE HEADING
INTO PORTIONS OF SOUTHERN PORTAGE COUNTY AROUND BANCROFT AND
ALMOND BY 630 PM.

THESE STORMS MAY PRODUCE HAIL..STRONG WINDS AND LOCALLY HEAVY RAINFALL
AND PERSONS IN SOUTHERN WOOD AND SOUTHERN PORTAGE COUNTIES SHOULD BE
ALERT FOR THESE STORMS.
ZAJDEL
Special weather statement, Sep 9, 6:16 PM CDT, 2 hours 2 minutes before
WIZ010-011-014-015-018-019-100200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MADISON WI
615 PM CDT SUN SEP 9 1990

...SEVERE THUNDERSTORM WATCH FOR PORTIONS OF SOUTHERN WISCONSIN
UNTIL 1100 PM CDT...

AT 610 PM CDT RADAR DETECTED THUNDERSTORMS WITH VERY HEAVY RAINS
ROUGHLY 75 MILES NORTH OF MADISON EXTENDING WEST TO EAST ACROSS
THE NORTHERN PORTIONS OF JUNEAU...ADAMS...AND WAUSHARA COUNTIES.

MOVEMENT OF THESE STORMS WERE TO THE EAST AT 35 MPH.

WAUSHARA COUNTY SHERIFF REPORTED SMALL SIZED HAIL AND TORRENTIAL RAINS
REDUCING VISIBILITIES TO 100 YARDS AND MODERATE WINDS AT 610 PM CDT.
ALL PERSONS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER IN THESE
AREAS AND RESPOND ACCORDINGLY.

NOAH
Special weather statement, Sep 9, 7:12 PM CDT, 1 hour 6 minutes before
WIZ007-100000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
710 PM CDT SUN SEP 9 1990

...INTENSE THUNDERSTORMS IN PARTS OF WOOD AND PORTAGE COUNTIES...

AT 705 PM RADAR SHOWED A CLUSTER OF RATHER INTENSE THUNDERSTORMS IN
SOUTHEAST WOOD COUNTY FROM NEAR PORT EDWARDS TO AROUND KELLNER...OR
JUST SOUTH OF WISCONSIN RAPIDS.

THE STORMS WERE MOVING EAST AROUND 35 MPH. THE STORMS WILL CONTINUE
IN PARTS OF WOOD COUNTY TIL AROUND 730 PM OR SO AND WILL BE MOVING
INTO THE SOUTHWEST PART OF PORTAGE COUNTY AROUND BANCROFT SHORTLY.

THESE STORMS MAY PRODUCE HAIL..STRONG WINDS AND LOCALLY HEAVY RAINFALL
AND PERSONS IN SOUTHERN WOOD AND SOUTHERN PORTAGE COUNTIES SHOULD BE
ALUERT FOR THESE STORMS.

STUREY
Special weather statement, Sep 9, 7:25 PM CDT, 53 minutes before
WIZ012-013-100200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
725 PM CDT SUN SEP 9 1990

AT 720 PM...RADAR SHOWED A CLUSTER OF RATHER INTENSE THUNDERSTORMS
AROUND THE SOUTH SHORE OF LAKE WINNEBAGO.  LATEST RADAR LOOPS NOW
SHOW THESE STORMS TAKING MORE OF A SOUTHEAST MOVEMENT TOWARD THE
NORTHERN SECTIONS OF FOND DU LAC COUNTY.

THESE STORMS WILL MOST LIKELY CATCH PARTS OF NORTHEAST FOND DUC LAC
COUNTY AROUND THE TOWNS OF PIPE...MARYTOWN AND JOHNSBURG.  THE STORMS
WILL BE IN THESE AREAS THROUGH 8 PM OR SO.  STORMS WILL BE MOVING IN-
TO THE NORTHERN SECTIONS OF SHEBOYGAN COUNTY AFTER 730 PM.

THESE STORMS MAY PRODUCE HAIL..STRONG WINDS AND LOCALLY HEAVY RAINFALLi
IN THE ABOVE MENTIONED AREAS.  PERSONS IN FOND DU LAC AND SHEBOYGAN
COUNTIES SHOULD BE READY TO TAKE QUICK ACTION IF NECESSARY.

STUREY
Special weather statement, Sep 9, 8:02 PM CDT, 16 minutes before
WIZ012-013-100200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
800 PM CDT SUN SEP 9 1990

AT 755 PM... RADAR CONTINUED TO SHOW A CLUSTER OF THUNDERSTORMS IN
NORTHEAST FOND DU LAC AND NORTHERN SHEBOYGAN COUNTIES...ROUGHLY FROM
MT CALVARY IN FOND DU LAC COUNTY OR 11 MILES EAST OF THE CITY OF
FOND DU LAC EAST TO AROUND ELKART LAKE IN NORTHERN SHEBOYGAN COUNTY.

AT 740 PM...STRONG WINDS AND SOME SMALL TREES WERE REPORTED DOWN IN
THE TAYCHEEDAH AREA OF FOND DU LAC COUNTY. BUT SINCE THEN...RADAR HAS
SHOWN THE STORMS TO BE ON THE DECREASE.

THUNDERSTORMS WILL CONTINUE TO AFFECT PARTS OF FOND DU LAC AND SHEBOYGAN
COUNTIES THROUGH 900 PM.  PERSONS IN THESE AREAS SHOULD CONTINUE TO BE
ON THE LOOKOUT FOR THREATNING WEATHER.

BOATERS ON LAKE MICHIGAN SHOULD ALSO BE AWARE OF THE THUNDERSTORM
POTENTIAL ON LAKE MICHIGAN AND BE READY TO GET TO HARBOR IF IT BECOMES
NECESSARY.
^
STUREY
Special weather statement, Sep 9, 8:03 PM CDT, 15 minutes before
WIZ004-007-100200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
802 PM CDT SUN SEP 9 1990

...INTENSE THUNDERSTORMS HEADING TOWARD CLARK AND TAYLOR COUNTIES...

AT 758 PM CDT WEATHER RADAR INDICATED A CLUSTER OF INTENSE THUNDERSTORMS
IN CENTRAL CHIPPEWA COUNTY. THESE STORMS ARE MOVING EASTWARD AROUND
25 MPH AND WILL BE APPROACHING THE HANNIBAL AREA OF WESTERN TAYLOR
COUNTY AS WELL AS THE THORP AREA OF NORTHWEST CLARK COUNTY THROUGH
815 PM CDT. THIS IS ABOUT 60 MILES WEST OF WAUSAU.

IF THESE STORMS HOLD TOGETHER HAIL...STRONG GUSTY WINDS AND LOCALLY
HEAVY RAINFALL WILL BE POSSIBLE. ALL INTERESTS...ESPECIALLY IN
WESTERN TAYLOR AND WESTERN CLARK COUNTIES SHOULD BE ALERT FOR THESE
APPROACHING STORMS.

ZAJDEL

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 9, 8:18 PM CDTSevere Thunderstorm WarningMKXTaylor27 min
Sep 9, 8:27 PM CDTSevere Thunderstorm WarningMKXFond du Lac63 min
Sep 9, 10:18 PM CDTSevere Thunderstorm WarningMKXWood42 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.