Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 22, NWS Milwaukee, WI
NWS Milwaukee, WI issued this severe thunderstorm warning at Jun 29, 1990, 12:38 AM CDT for Milwaukee County, Waukesha County, Wisconsin. It was in force for 52 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 29, 1990, 12:38 AM CDT (05:38 UTC)
- Expired
- Jun 29, 1990, 1:30 AM CDT
- In force
- 52 min
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
Counties Milwaukee County, WI, Waukesha County, WI
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 29, 1:00 AM CDT | Thunderstorm Wind 0 | Milwaukee, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 00:00Z, 5.6 hours before the alert went out and 162 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
- 840 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 630 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 152 m²/s²
- 0-3 km storm-relative helicity
- 245 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 5.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMKE 290540
SVRMKE
WIC055-079-133-290630-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1238 AM CDT FRI JUN 29 1990
THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
SEVERE THUNDERSTORM WARNING AND
SPECIAL MARINE WARNING EFFECTIVE UNTIL 130 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN SOUTHEAST WISCONSIN
...JEFFERSON...MILWAUKEE...WAUKESHA
AND ADJOINING COASTAL WATERS OF LAKE MICHIGAN
AT 1228 AM...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM 10
MILES SOUTHEAST OF MADISON TO JEFFERSON IN JEFFERSON COUNTY...WHICH IS
42 MILES NORTHWEST OF MILWAUKEE...TO JUST NORTH OF WAUKESHA...TO 15
MILES NORTHWEST OF MILWAUKEE. THE LINE IS MOVING SOUTHEAST AT 30 MPH.
SOME CITIES IN THE PATH OF THESE STORMS INCLUDE FORT
ATKINSON...WAUKESHA...AND THE MILWAUKEE METRO AREA.
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER bIN A
STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.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, Jun 28, 9:46 PM CDT, 2 hours 52 minutes before
WIZ016-017-020-290400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE WI 945 PM CDT THU JUN 28 1990 ...THUNDERSTORMS IN SOUTHEAST WISCONSIN... AT 945 PM CDT RADAR INDICATES AN LINE OF THUNDERSTORMS FROM SOUTHEAST JEFFERSON COUNTY TO EASTERN WALWORTH COUNTY. MOVEMENT WAS EAST TO SOUTHEAST AT 35 MPH AND WILL MOVE INTO SOUTHERN WAUKESHA COUNTY BY 950 PM AND THEN INTO RACINE AND KENOSHA COUNTIES BY 1000 PM. AT 935 PM THE WALWORTH C OUNTY SHERIFF DEPARTMENT REPORTED HEAVY RAINS. THERE HAVE BEEN NO REPORTS OF SEVERE WEATHER. PERSONS IN SOUTHEAST WISCONSIN SHOULD LISTEN TO POSSIBLE LATER STATEMENTS. HELMAN
Special weather statement, Jun 28, 9:49 PM CDT, 2 hours 49 minutes before
WIZ010-011-014-015-018-019-290345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 945 PM CDT WED JUNE 29 1990 ...THUNDERSTORMS ENTERING SOUTH-CENTRAL WISCONSIN... AT 940 PM CDT NATIONAL WEATHER SERVICE RADAR DETECTED A CLUSTER OF THUNDERSTORMS EXTENDING FROM SPARTA WISCONSIN..OR ABOUT 15 MILES EAST OF LACROSSE TO 10 MILES DUE NORTH OF LONE ROCK. THESE STORMS ARE MOVING QUICKLY SOUTHEAST AT AROUND 35 MPH. SOME CITYS IN THE PATH O F THESE STORMS INCLUDE..HILLSBORO..REEDSBERG..AND BLACKHAWK. DANGEROUS LIGHTNING..HEAVY RAIN AND GUSTY WINDS ARE OCCURING WITH THESE STORMS..HAIL IS ALSO POSSIBLE. PERSONS IN THE PATH OF THE STORM SHOULD TAKE SHELTER IMMEDIATELY. MOONEY
Special weather statement, Jun 28, 10:25 PM CDT, 2 hours 13 minutes before
WIZ010-011-014-015-018-019-290445- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 1025 PM CDT WED JUNE 29 1990 ...THUNDERSTORMS IN SOUTH-CENTRAL WISCONSIN... AT 1020 PM CDT NATIONAL WEATHER SERVICE RADAR INDICATED THAT A CLUSTER OF THUNDERSTORMS IN SAUK AND JUNEAU COUNTIES WERE DIMINISHING IN INTENSITY AS THEY MOVE SOUTHEST AT 35 MPH. THE LEADING EDGE OF THE SHOWER AREA EXTENDED FROM PORTAGE TO SAUK CITY. THE STRONGEST THUNDERSTORMS WERE LOCATED IN THE LAKE DELTON-WISCONSIN DELLS AREA. HEAVY RAINS..FREQUENT LIGHTNING..AND GUSTY WINDS HAVE BEEN REPORTED WITH THESE THUNDERSTORMS. SOME CITYS IN THE PATH OF THESE STORMS ARE LODI..DANE..AND MADISON. NO SEVERE WEATHER HAS BEEN REPORTED AND RADAR MONITORING OF THESE STORMS PRESENTLY SUGGESTS THAT NO SEVERE WEATHER IS EXPECTED. HOWEVER..LIGHTNING IS ONE OF THE MAIN CAUSES OF WEATHER-RELATED DEATHS.. IF YOU ARE IN THE PATH OF THESE STORMS TAKE SHELTER IMMEDIATELY. MOONEYN
Special weather statement, Jun 28, 11:01 PM CDT, 1 hour 37 minutes before
WIZ010-011-014-015-018-019-290445- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 1105 PM CDT WED JUNE 29 1990 ...THUNDERSTORMS PUSHING THROUGH SOUTH-CENTRAL WISCONSIN... AT 1100 PM CDT A STRONG THUNDERSTORM WAS APPROACHING THE NORTHWEST SIDE OF MADISON AND WILL MOVE THROUGH THE CITY DURING THE NEXT HOUR. THIS STORM IS PART OF A LINE OF THUNDERSTORMS EXTENDING FROM MADISON NORTHEASTWARD THROUGH COLUMBIA COUNTY TO GREEN LAKE COUNTY NEAR RIPON. THEY ARE MOVING EAST-SOUTHEAST AT AROUND 35 MPH. HEAVY RAINS..FREQUENT LIGHTNING..AND GUSTY WINDS HAVE BEEN REPORTED WITH THESE THUNDERSTORMS. REMEMBER..LIGHTNING KILLS..IF YOU ARE IN THE PATH OF THESE STORMS.. TAKE SHELTER IMMEDIATELvY. MOONEY
Special weather statement, Jun 28, 11:59 PM CDT, 39 minutes before
WIZ010-011-014-015-018-019-290500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 1150 PM CDT WED JUNE 29 1990 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 5 AM CDT FOR SOUTHERN WISCONSIN.... AT 11:45PM CDT STRONG THUNDERSTORMS WITH VERY HEAVY RAINFALL COVERED SOUTH CENTRAL WISCONSIN. THE AREA WAS SOUTH OF A LINE FROM OSHKOSH TO LACROSSE WITH THE HEAVIEST DOWNPOURS OCCURRING BETWEEN MT. HOREB AND OREGON OR ABOUT 15 MILES SOUTH TO SOUTHWEST OF MADISON WHILE MOVING TO THE SOUTHEAST AT 35 MILES AN HOUR. PERSONS NEAR THESE STORMS SHOULD BE ALERT FOR DANGEROUS AND FREQUENT LIGHTNING AND SEEK SHELTER. GRIMM
Special weather statement, Jun 29, 12:20 AM CDT, 18 minutes before
WIZ016-017-020-290600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE WI 1220 AM CDT FRI JUN 29 1990 ...LINE OF INTENSE THUNDERSTORMS IN SOUTHEAST WISCONSIN... AT 1215 AM CDT RADAR INDICATES A LINE OF INTENSE THUNDERSTORMS IN SOUTHEAST WISCONSIN. THE LINE EXTENDS FROM 20 MILES EAST OF FOND DU LAC IN FOND DU LAC COUNTY...TO JUNEAU IN DODGE COUNTY LOCATED 45 MILES WEST OF MILWAUKEE...TO MADISON. MOVEMENT IS EAST TO SOUTHEAST AT 35 MPH. THE STORMS HAVE PRODUCED VERY STRONG WINDS..HEAVY DOWNPOURS FREQUENT LIGHTNING AND PEA SIZE HAIL..AND WILL BE MOVING INTO SHEBOYGAN ...WASHINGTON...WAUKESHA AND JEFFERSON COUNTIES BY 1230 AM AND THEN THRU THE REST OF SOUTHEAST WISCONSIN. A6T 1150 PM THE DODGE COUNTY SHERIFF DEPARTMENT REPORTED SOME POWER LINES DOWN WITH THIS LINE OF STORMS. PERSONS IN SOUTHEAST WISCONSIN SHOULD LISTEN TO POSSIBLE LATER STATEMENTS. HELMAN
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 11:35 PM CDT | Severe Thunderstorm Warning | MKX | Fond du Lac | 25 min |
| Jun 29, 12:38 AM CDT | Severe Thunderstorm Warning | MKX | Jefferson | 52 min |
| Jun 29, 1:08 AM CDT | Severe Thunderstorm Warning | MKX | Walworth | 45 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.