Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 90, NWS Milwaukee, WI

June 1, 2000Walworth County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Jun 1, 2000, 7:58 PM CDT for Walworth County, Wisconsin. It was in force for 62 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
Jun 1, 2000, 7:58 PM CDT (00:58 UTC)
Expired
Jun 1, 2000, 9:00 PM CDT
In force
62 min
Issued by
NWS Milwaukee, WI
Area
Whole counties

County Walworth County, WI

What was reported inside it

TimeReportWhereRemark
Jun 1, 8:30 PM CDTThunderstorm WindGenoa City, 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 1, 1:45 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 1.0 hours before the alert went out and 199 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, Davenport, at 00:00Z on 2000-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1531 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Davenport, at 00:00Z on 2000-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 124 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
1531 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
1547 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
124 m²/s²
0-3 km storm-relative helicity
156 m²/s²
Significant tornado parameter
0.3
Supercell composite
7.2

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMKX 020058
SVRMKE
WIC127-020200-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE-SULLIVAN WI
758 PM CDT THU JUN 1 2000

THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WALWORTH COUNTY IN SOUTHEAST WISCONSIN

* UNTIL 900 PM CDT

* AT 758 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 5 MILES NORTH OF DELAVAN...MOVING EAST AT 50
  MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
   EAST TROY AT 805 PM CDT.

* SOME LOCATIONS IN THE WARNING INCLUDE FONTANA-ON-GENEVA LAKE AND
  COMO

IF YOU ARE IN THE PATH OF THIS STORM...YOU SHOULD PREPARE FOR
DAMAGING WINDS IN EXCESS OF 60 MPH...LARGE HAIL...AND DEADLY
LIGHTNING. SEEK SHELTER IMMEDIATELY!

HAIL UP TO ONE INCH IN DIAMETER AND WINDS GREATER THAN 60 MILES AN
HOUR ARE EXPECTED FROM THIS STORM. SEEK SHELTER IN A STURDY STRUCTURE
UNTIL THE STORM HAS PASSED.

MK

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.

NWS Milwaukee, WI wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 1, 3:00 PM CDT, 4 hours 58 minutes earlier.

Area forecast discussion, Jun 1, 3:00 PM CDT, 4 hours 58 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
300 PM CDT THU JUN 1 2000

FCST FOCUS ON SVR WX/FLOODING THREAT IN THE IMMEDIATE FUTURE.

IN THE SHORT TERM...SVR WX INDICIES CONT TO DESTABLIZE...REVEALING
VERY UNSTABLE AMS OVR CWA. PROGRESSIVE CD FNT TO SWEEP THRU AREA ERLY
TNGT. RUC/NGM PROGS HOLD BACK A BIT ON FNTL PASSAGE...BUT ESSENTIALLY
EVERYTHING WINDS DOWN AFT 06Z. WITH RIVERS THAT ARE STILL BLO FLOOD
STAGE BUT RISING...WILL CONTINUE FFA INTO EARLY TNGT AS EXPECT
TORRENTIAL RAIN TO ACCOMPANY STRONGEST STORMS.

IN THE FAR TERM...WX NIL AS COOL HIGH PRES BUILDS INTO RGN. GUID
TEMPS LOOK OK ATTM.

.UWNMS...SIMILAR TO TREND OF PROGS...BUT CONCENTRATES BEST UVV ACRS
NRN WI.

.MKX...FLOOD WATCH ENTIRE CWA EARLY TNGT...WI ZNS
       46..47..51..52..56>60..62>72.

ZAJDEL

In the hours before

Special weather statement, Jun 1, 3:53 PM CDT, 4 hours 5 minutes before
WIZ046-047-012130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE-SULLIVAN WI
353 PM CDT THU JUN 1 2000

..SEVERE THUNDERSTORM COMPLEX HEADING FOR MARQUETTE AND GREEN LAKE
COUNTIES...

AT 4 PM CDT WEATHER SERVICE RADAR INDICATED A CLUSTER OF SEVERE
THUNDERSTORMS ENTERING WESTERN JUNEAU COUNTY.  THE STORMS ARE MOVING
EAST AT 35 MPH.  AT THE CURRENT MOVEMENT...THE STORMS COULD BE
AFFECTING MARQUETTE COUNTY BETWEEN 445 PM AND 500 PM...AND GREEN
LAKE COUNTY BETWEEN 530 PM AND 545 PM.

THIS IS A DANGEROUS COMPLEX OF STORMS CONTAINING LARGE
HAIL...DAMAGING WINDS AND POSSIBLE TORNADOES.  PERSONS IN MARQUETTE
AND GREEN LAKE COUNTIES SHOULD BE ALERT FOR THESE APPROACHING STORMS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT THURSDAY EVENING
FOR CENTRAL AND SOUTHERN WISCONSIN.

ZAJDEL
Special weather statement, Jun 1, 4:04 PM CDT, 3 hours 54 minutes before
WIZ056-012130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE-SULLIVAN WI
404 PM CDT THU JUN 1 2000

...INTENSE THUNDERSTORMS NEAR SAUK COUNTY...

AT 405 PM CDT WEATHER RADAR INDICATED AN INTENSE THUNDERSTORM NEAR
THE BORDER OF SAUK AND JUNEAU COUNTIES. THE STORM IS MOVING TO THE
EAST AT 35 MPH.

OTHER STRONG STORMS ARE OVER RICHLAND COUNTY...MOVING EAST AT 35 MPH
AND WILL BE AFFECTING THE TOWNS OF VALTON...LA VALLE...IRONTON AND
LIME RIDGE BETWEEN 415 PM AND 430 PM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT THURSDAY EVENING
FOR SOUTHEASTERN WISCONSIN.

ZAJDEL
Special weather statement, Jun 1, 4:29 PM CDT, 3 hours 29 minutes before
WIZ046-047-056-012200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE-SULLIVAN WI
429 PM CDT THU JUN 1 2000

LINE OF SEVERE THUNDERSTORMS HEADING FOR SAUK...MARQUETTE AND
GREEN LAKE COUNTIES...

AT 430 PM CDT WEATHER DOPPLER RADAR INDICATED A LINE OF SEVERE
THUNDERSTORMS APPROACHING SAUK...MARQUETTE AND GREEN LAKE COUNTIES.
THE LINE IS MOVING EAST AT 35 MPH. THE LINE OF STORMS HAS HAD A
HISTORY OF PRODUCING 70 TO 100 MPH WINDS AND LARGE HAIL. THE STORMS
WILL BE AFFECTING LA VALLE...IRONTON...REEDSBURG...WISCONSIN DELLS...
LAWRENCE AND WESTFIELD AREAS BETWEEN 440 PM AND 500 PM.

ALL PERSONS IN SAUK...MARQUETTE AND GREEN LAKE COUNTIES SHOULD
MAINTAIN A CLOSE ALERT TO THIS APPROACHING WEATHER.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT THURSDAY EVENING
FOR CENTRAL AND EASTERN WISCONSIN.

ZAJDEL
Special weather statement, Jun 1, 7:57 PM CDT, 1 minute before
WIZ071-072-020130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE-SULLIVAN WI
757 PM CDT THU JUN 1 2000

...LINE OF INTENSE THUNDERSTORMS HEADING FOR RACINE AND KENOSHA
COUNTIES...

AT 8 PM CDT A LINE OF SEVERE THUNDERSTORMS FROM CENTRAL MILWAUKEE
TO NORTHWEST WALWORTH COUNTIES IS MOVING EAST AT 35 MPH. THIS LINE
OF STORMS WILL MOVE ACROSS RACINE AND KENOSHA COUNTIES AFTER 815 PM
CDT.

EXPECT VERY HEAVY RAIN...GUSTY WINDS TO 50 MPH...TORRENTIAL RAIN AND
LARGE HAIL WITH SOME OF THE STRONGER STORMS THROUGH 930 PM CDT.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT THURSDAY EVENING
FOR SOUTHEASTERN WISCONSIN.

ZAJDEL

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 7:02 PM CDTFlash Flood WarningMKXDane, Green3 hr
Jun 1, 7:06 PM CDTSevere Thunderstorm WarningMKXSheboygan54 min
Jun 1, 7:09 PM CDTSevere Thunderstorm WarningMKXRock66 min
Jun 1, 7:17 PM CDTSevere Thunderstorm WarningMKXMilwaukee, Waukesha58 min
Jun 1, 7:34 PM CDTFlash Flood WarningMKXOzaukee, Sheboygan, Washington3 hr
Jun 1, 7:38 PM CDTFlash Flood WarningMKXJefferson, Milwaukee, Rock, Waukesha4 hr
Jun 1, 7:43 PM CDTFlash Flood WarningMKXKenosha, Racine, Walworth3 hr
Jun 1, 8:00 PM CDTFlash Flood WarningMKXColumbia, Iowa, Lafayette, Sauk3 hr
Jun 1, 8:04 PM CDTSevere Thunderstorm WarningMKXKenosha, Racine56 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2000Every severe thunderstorm warning in 2000

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.