Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 37, NWS Milwaukee, WI
NWS Milwaukee, WI issued this severe thunderstorm warning at Sep 6, 1990, 8:07 PM CDT for Ozaukee County, Washington County, Wisconsin. It was in force for 46 min.
The area
The counties it named.
The facts
- Issued
- Sep 6, 1990, 8:07 PM CDT (01:07 UTC)
- Expired
- Sep 6, 1990, 8:53 PM CDT
- In force
- 46 min
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
Counties Ozaukee County, WI, Washington 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, 1.1 hours before the alert went out and 122 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
- 48 J/kg
- Mixed-layer CIN
- -392 J/kg
- Mixed-layer LCL
- 936 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- -81 m²/s²
- 0-3 km storm-relative helicity
- 428 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -3.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMKE 070112
SVRMKE
WIC089-131-070200-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
807 PM CDT THU SEP 6 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 SOUTHEAST WISCONSIN
...OZAUKEE...WASHINGTON
AND THE ADJACENT COASTAL WATERS OF LAKE MICHIGAN.
AT 805 PM FUNNEL CLOUDS WERE REPORTED IN EASTERN DODGE COUNTY
BETWEEN HARTFORD AND HUSTISFORD. THE STORM WAS MOVING EAST
AT 35 MPH. NO CONFIRMED TOCHDOWNS HAVE BEEN RECEIVED YET BUT
THIS IS A DANGEROUS STORM.
A TORNADO WATCH IS ALSO IXN 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.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 6, 4:49 PM CDT, 3 hours 18 minutes before
WIZ012-062300- SPECIAL WEATHER AND MARINE STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 448 PM CDT THU SEP 6 1990 ...THUNDERSTORM DEVELOPING RAPIDLY OVER NORTHERN FOND DU LAC COUNTY... AT 445 PM WEATHER RADAR INDICATED A RAPIDLY DEVELOPING THUNDERSTORM OVER NORTHERN FOND DU LAC COUNTY NEAR VAN DYNE...ABOUT 5 MILES NORTH OF THE CITY OF FOND DU LAC. THE STORM WAS MOVING EAST AROUND 30 MPH AND WILL SOUTHERN PORTIONS OF LAKE WINNEBAGO AND THE CITIES OF PIPE AND ST. PETER AROUND 5PM. THIS RAPIDLY DEVELOPING STORM MAY PRODUCE GUSTY WINDS...SMALL HAIL AND DANGEROUS LIGHTNING. AREA BOATERS ON SOUTHERN LAKE WINNEBAGO SHOULD SEEK SAFE HARBOR. ZAJDEL
Special weather statement, Sep 6, 5:19 PM CDT, 2 hours 48 minutes before
WIZ010-011-014-015-018-019-062400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 515PM CDT THU SEP 6 1990 ...HEAVY THUNDERSTORM IN CENTRAL WISCONSIN... ...TORNADO WATCH IN EFFECT UNTIL 9PM CDT... AT 5PM CDT RADAR INDICATED A THUNDERSTORM WITH HEAVY RAINS LOCATED IN EXTREME NORTHEASTERN JUNEAU AND NORTHWESTERN ADAMS COUNTIES...OR ABOUT 20 MILES NORTH OF MAUSTON. THIS STORMS WAS INTENSIFYING AND MOVING TOWARDS THE EAST..SOUTHEAST AT 25 MPH. THIS STORM COULD PRODUCE VERY HEAVY RAIN..HAIL..AND AROUND 30 MPH WINDS. SHOULD THIS STORM APPROCH YOU SEEK SHELTER. STIMACH
Special weather statement, Sep 6, 6:27 PM CDT, 1 hour 40 minutes before
WIZ012-070000- SPECIAL WEATHER AND MARINE STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 625 PM CDT THU SEP 6 1990 ...THUNDERSTORMS AGAIN DEVELOPING RAPIDLY OVER FOND DU LAC COUNTY... AT 623 PM WEATHER RADAR INDICATED A CLUSTER OF RAPIDLY DEVELOPING THUNDERSTORMS OVER FOND DU LAC COUNTY. THE STRONGEST STORM IS NEAR THE CITY OF FOND DU LAC. ALL STORMS WERE MOVING EAST AROUND 30 MPH AND AFFECT MANY PORTIONS OF FOND DU LAC COUNTY THROUGH X7 PM. THE RAPIDLY DEVELOPING STORMS MAY PRODUCE GUSTY WINDS...SMALL HAIL AND DANGEROUS LIGHTNING. ZAJDEL
Special weather statement, Sep 6, 6:42 PM CDT, 1 hour 25 minutes before
WIZ007-070130- SPECIAL WEATHER AND MARINE STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 640 PM CDT THU SEP 6 1990 ...THUNDERSTORM OVER SOUTHERN CLARK COUNTY... AT 640 PM WEATHER RADAR INDICATED AN INTENSE THUNDERSTORM OVER SOUTHERN CLARK COUNTY. THE STORM WAS MOVING SOUTHEAST AT 35 MPH AND WILL MOVE INTO WOOD COUNTY BY 7PM. THIS STORM HAS INTENSIFIED RAPIDLY DURING THE PAST 15 MINUTES. SOME TOWNS WHICH WILL BE AFFECTED BY THE STORM INCLUDE SHERWOOD MARSHFIELD PITTSVILLE AND BABCOCK. EXPECT HAIL GUSTY WINDS AND HEAVY RAINS WITH THE STORM. PERSONS IN SOUTHERN AND CENTRAL WISCONSIN SHOULD REMAIN ALERT FOR THE DEVELOPMENT OF SEVERE THUNDERSTORMS AND EVEN TORNADOES THIS EVENING. A TORNADO WATCH REMIANS IN EFFECT UNTIL 9PM THIS EVENING FOR MUCH OF SOUTHERN AND CENTRAL WISCONSIN. HENTZ
Special weather statement, Sep 6, 7:15 PM CDT, 52 minutes before
WIZ012-013-016-017-070100- SPECIAL WEATHER AND MARINE STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 715 PM CDT THU SEP 6 1990 ...THUNDERSTORMS ON THE MOVE IN SOUTHEAST WISCONSIN... AT 713 PM WEATHER RADAR INDICATED A CLUSTER OF RAPIDLY DEVELOPING THUNDERSTORMS OVER FOND DU LAC...SHEBOYGAN..NORTHERN DODGE AND NORTHERN WASHINGTON COUNTIES. ALL STORMS ARE MOVING EAST SOUTHEAST AROUND 30 MPH AND WILL AFFECT SOUTHERN PORTIONS OF DODGE AND WASHINGTON COUNTIES AS WELL AS OZAUKEE COUNTY THROUGH 8 PM. THE RAPIDLY DEVELOPING STORMS MAY PRODUCE GUSTY WINDS...SMALL HAIL AND DANGEROUS LIGHTNING. REMEMBER A TORNADO WATCH IS ALSO IN EFFECT FOR SOUTHEAST WISCONSIN UNTIL 9PM. ZAJDEL
Special weather statement, Sep 6, 8:02 PM CDT, 5 minutes before
WIZ012-013-016-017-070200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 755 PM CDT THU SEP 6 1990 ...THUNDERSTORMS HEADING FOR WASHINGTON AND OZAUKEE COUNTIES... AT 755 PM WEATHER RADAR INDICATED A LINE OF INTENSE THUNDERSTORMS 35 TO 40 MILES NORTH AND NORTHWEST OF MILWAUKEE FROM NEAR SHEBOYGAN TO JUNEAU IN DODGE COUNTY. THE STORMS WERE MOVING SOUTHEAST AT 35 MPH. EXPECT GUSTY WINDS AROUND 50 MPH...HAIL...FREQUENTN LIGHTNING STRIKES AND HEAVY RAINS. SOME CITIES IN THE PATH OF THESE STORMS INCLUDE WEST BEND HARTFORD PORT WASHINGTON AND GRAFTON. REMEMBER A TORNADO WATCH IS ALSO IN EFFECT FOR SOUTHEAST WISCONSIN UNTIL 9PM. HENTZ
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 7:25 PM CDT | Severe Thunderstorm Warning | MKX | Dodge | 50 min |
| Sep 6, 8:26 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee, Waukesha | 56 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.