Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 13, NWS Milwaukee, WI
NWS Milwaukee, WI issued this severe thunderstorm warning at Jun 2, 1990, 5:25 PM CDT for Walworth County, Wisconsin. It was in force for 35 min.
The area
The counties it named.
The facts
- Issued
- Jun 2, 1990, 5:25 PM CDT (22:25 UTC)
- Expired
- Jun 2, 1990, 6:00 PM CDT
- In force
- 35 min
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
County Walworth 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, 10.4 hours before the alert went out and 204 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.
- Mixed-layer CAPE
- 567 J/kg
- Mixed-layer CIN
- -175 J/kg
- Mixed-layer LCL
- 857 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 99 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMKE 022226
SVRMKE
WIC127-131-133-022330-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
525 PM CDT SAT JUN 2 1990
THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 630 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN SOUTHEAST WISCONSIN
...WALWORTH...WASHINGTON...WAUKESHA
AT 520 PM WEATHER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS
EXTENDING FROM 20 MILES EAST OF JANESVILLE IN WESTERN WALWORTH
COUNTY TO NEAR FOND DU LAC.
THIS LINE OF SEVERE THUNDERSTORMS WILL ENDER WAUKESHA EASTERN WALWORTH
AND WASHINGTON COUNTIES.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
HENTZWhat 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, Jun 2, 3:40 PM CDT, 1 hour 45 minutes before
WIZ004-007-022200- SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 340 PM CDT SAT JUN 2 1990 ...SEVERE THUNDERSTORM WARNING FOR CLARK AND TAYLOR COUNTIES UNTIL 4 PM...AND FOR MARATHON AND PORTAGE COUNTIES UNTIL 415 PM... AT 335 PM...RADAR INDICATED A LARGE AREA OF SHOWERS AND THUNDERSTORMS FROM NEAR WAUSAU IN NORTH CENTRAL WISCONSIN TO NEAR MADISON IN THE SOUTH CENTRAL. THE THUNDERSTORMS WERE MOVING NORTHEAST AROUND 45 MILES AN HOUR. THUNDERSTORMS WERE NOW MOVING THROUGH CLARK...TAYLOR ...MARATHON...AND PORTAGE COUNTIES BUT NO SEVERE WEATHER HAS BEEN REPORTED. A NUMBER OF TORNADO WATCHES AND SEVERE THUNDERSTORM WATCHES ARE IN EFFECT FOR MOST OF WISCONSIN INTO 3THE EVENING HOURS. HAHN
Special weather statement, Jun 2, 4:02 PM CDT, 1 hour 23 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE WI 400 PM CDT SAT JUN 2 1990 ...PART OF TORNADO WATCH 373 CANCELLED... A PART OF TORNADO WATCH 373 HAS BEEN CANCELLED FOR SOUTHWEST WISCONSIN. THE FOLLOWING COUNTIES ARE NO LONGER IN THE WATCH. VERNON CRAWFORD RICHLAND GRANT IOWA LAFAYETTE THE THREAT OF SEVERE WEATHER HAS MOVED TO THE NORTHEAST AND EAST OF THE ABOVE AREA. THE REST OF THE WISCONSIN PART OF TORPNADO WATCH 373 REMAINS IN EFFECT UNTIL 6PM. HENTZ
Special weather statement, Jun 2, 4:03 PM CDT, 1 hour 22 minutes before
WIZ014-WIZ018-032300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE WI 400 PM CDT SAT JUN 2 1990 ...PART OF TORNADO WATCH 373 CANCELLED... A PART OF TORNADO WATCH 373 HAS BEEN CANCELLED FOR SOUTHWEST WISCONSIN. THE FOLLOWING COUNTIES ARE NO LONGER IN THE WATCH. VERNON CRAWFORD RICHLAND GRANT IOWA LAFAYETTE THE THREAT OF SEVERE WEATHER HAS MOVED TO THE NORTHEAST AND EAST OF THE ABOVE AREA. THE REST OQF THE WISCONSIN PART OF TORNADO WATCH 373 REMAINS IN EFFECT UNTIL 6PM. HENTZ
Special weather statement, Jun 2, 4:24 PM CDT, 1 hour 1 minute before
WIZ007-022300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE WI 423 PM CDT SAT JUN 2 1990 ...STRONG THUNDERSTORM IN PORTAGE COUNTY OF CENTRAL WISCONSIN... AT 420 PM...RADAR SHOWED A STRONG THUNDERSTORM IN EASTERN PORTAGE COUNTY NEAR AMHERST...ABOUT 10 MILES SOUTHEAST OF STEVENS POINT. THIS THUNDSTORM WAS MOVING NORTHEAST AROUND 40 MILES AN HOUR AND WILL MOVE INTO WESTERN WAUPACA COUNTY BETWEEN 425 PM AND 445 PM. NO SEVERE WEAnTHER HAS BEEN REPORTED IN PORTAGE COUNTY SINCE HIGH WINDS KNOCKED DOWN SEVERAL TREES IN SOUTHERN PORTAGE COUNTY AROUND 315 PM. HAHN
Special weather statement, Jun 2, 4:28 PM CDT, 57 minutes before
WIZ016-WIZ020-030100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE WI 430 PM CDT SAT JUN 2 1990 ...STRONG THUNDERSTORMS IN JEFFERSON..DODGE AND FOND DU LAC COUNTIES... AT 425 PM CDT...WEATHER RADAR INDICATED THAT THUNDERSTORMS HAVE RAPIDLY DEVELOPED IN WESTERN PARTS OF JEFFERSON..DODGE AND FOND DU LAC COUNTIES OF SOUTHEAST WISCONSIN. THE STORMS WERE MOVING NORTHEAST AT 40 MPH AND WILL MOVE THROUGH THESE COUNTIES THROUGH 530 PMs. THESE THUNDERSTORMS MAY PRODUCE HIGH WINDS..VERY HEAVY RAIN AND HAIL. YOU SHOULD BE ON THE ALERT FOR POSSIBLE SEVERE WEATHER. HAASE
Special weather statement, Jun 2, 5:13 PM CDT, 12 minutes before
WIZ019-022300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE WI 510 PM CDT SAT JUN 2 1990 ...LINE OF THUNDERSTORMS ENTERING WALWORTH COUNTY... A LINE OF STRONG THUNDERSTORMS WAS ENTERING WALWORTH COUNTY AT 510 PM. THESE STORMS PRODUCED WIND GUSTS OF 40 MPH WHEN PASSING THROUGH ROCK COUNTY. THE THUNDERSTORMS WERE JUST ABOUT ON THE COUNTY LINE AT 510 APPROACHING THE TOWNS OF RICHMOND AND WHITEWATER OR ABOUT 50 MILES SOUTHWEST OF MILWAUKEE. MOVEMENT OF THE LINE IS TOWARD THE EAST AT ABOUT 30 MPH BUT INDIVIDUAL STORMS WERE MOVING NORTHEAST AT 45 MPH. THIS IS THE SOUTHERN PORTION OF A LINE OF STRONGER THUNDERSTORMS FOR WHICH WARNINGS HAVE BEEN ISSUED. THESE THUNDERSTORMS MAY YET INTENSIFY AND PERSONS IN WALWORTH COUNTY SHOULD BE ON THE ALERT AND GO TO A SAFE PLACE SUCH AS A BASEMENT SHOULD CONDITIONS BECOME THREATENING. OSTER
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 2, 2:58 PM CDT | Severe Thunderstorm Warning | MKX | Clark, Taylor | 62 min |
| Jun 2, 3:21 PM CDT | Severe Thunderstorm Warning | MKX | Marathon, Portage | 54 min |
| Jun 2, 4:55 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Fond du Lac, Jefferson | 65 min |
| Jun 2, 5:25 PM CDT | Severe Thunderstorm Warning | MKX | Washington, Waukesha | 65 min |
| Jun 2, 5:36 PM CDT | Severe Thunderstorm Warning | MKX | Ozaukee, Sheboygan | 64 min |
| Jun 2, 5:54 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee | 46 min |
| Jun 2, 6:02 PM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Racine | 38 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.