Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 20, NWS Milwaukee, WI
NWS Milwaukee, WI issued this severe thunderstorm warning at Jun 22, 1990, 12:54 PM CDT for Washington County, Wisconsin. It was in force for 36 min.
The area
The counties it named.
The facts
- Issued
- Jun 22, 1990, 12:54 PM CDT (17:54 UTC)
- Expired
- Jun 22, 1990, 1:30 PM CDT
- In force
- 36 min
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
County 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 12:00Z, 5.9 hours before the alert went out and 124 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 998 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 53 m²/s²
- 0-3 km storm-relative helicity
- 207 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMKE 221755
SVRMKE
WIC131-221830-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1254 PM CDT FRI JUN 22 1990
THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 130 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTHEAST WISCONSIN
...WASHINGTON
AT 1250 PM A STORM SPOTTER REPORTED TREE LIMBS DOWN AND MARBLE SIZED
HAIL IN JACKSON IN WASHINGTON COUNTY. THIS WAS 30 MILES NORTHWEST OF
MILWAUKEE.
THE STORMS WERE MOVING NORTHEEAST AT 30 MPH AND WILL AFFECT THE
TOWNS OF SLINGER AND WEST BEND BEFORE MOVING INTO NORTHERN WASHINGTON
COUNTY.
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.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 22, 10:49 AM CDT, 2 hours 5 minutes before
WIZALL-222200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE WI 1045 AM CDT FRI JUN 22 1990 ...RAIN OVER MUCH OF SOUTH..CENTRAL AND EASTERN WISCONSIN... RAIN WILL CONTINUE TO FALL OVER MUCH OF SOUTH...CENTRAL AND EASTERN WISCONSIN. AT 1045 AM SOAKING RAINS WERE FALLING OVER PARTS OF THE SOUTHWEST THROUGH CENTRAL AND PARTS OF NORTHEAST AND EAST CENTRAL WISCONSIN. PERSISTANT RAINS BETWEEN MADISON GREEN BAY WAUSAU AND PRARIE DU CHEIN MAY CAUSE SOME LOCALIZED FLOODING OF SMALL STREAMS..AND LOW AREAS. MOTORISTS SHOULD NOT ATTEMPT TO CROSS ANY FLOODED RAODS. SINCE THE SYSTEM CAUSING THE RAINS IS A SLOW MOVER THE RAINS WILL CONTINUE THIS AFTERNOON OVER MUCH OF THE AREA NOW RECEIVING RAIN. HENTZ
Special weather statement, Jun 22, 12:33 PM CDT, 21 minutes before
WIZ017-020-221830- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE WI 1230 PM CDT FRI JUN 22 1990 ...RAPIDLY DEVELOPING STORM IN EASTERN RACINE COUNTY... AT 1225 PM CDT RADAR SHOWS A RAPIDLY DEVELOPING THUNDERSTORM IN EASTERN RACINE COUNTY...NEAR THE CITY OF WATERFORD...15 MILES SOUTHWEST OF MILWAUKEE. SO FAR NO REPORTS HAVE BEEN RECEIVED BUT PERSONS IN RACINE AND MILWAUKEE COUNTIES SHOULD BE AWARE OF THIS STORM AND LISTEN TO POSSIBLE LATER STATEMENTS. A TORNADO WATCH IS IN EFFECT FOR A PORTION OF SOUTHEAST WISCONSIN. HELMAN
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 11:56 AM CDT | Tornado Warning | MKX | Waukesha | 34 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.