Alert archive / Wisconsin / Tornado Warnings in 1987
Tornado Warning 6, NWS Milwaukee, WI
NWS Milwaukee, WI issued this tornado warning at Jul 29, 1987, 6:03 PM CDT for Clark County, Wisconsin. It was in force for 43 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
- Jul 29, 1987, 6:03 PM CDT (23:03 UTC)
- Expired
- Jul 29, 1987, 6:46 PM CDT
- In force
- 43 min
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
County Clark 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 |
|---|---|---|---|
| Jul 29, 6:20 PM CDT | Thunderstorm Wind 0 | Clark, 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 12:00Z, 11.1 hours before the alert went out and 201 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
- 633 J/kg
- Mixed-layer CIN
- -47 J/kg
- Mixed-layer LCL
- 789 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 154 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMKE 292303 TORMKE WIC019-300000- BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MILWAUKEE WI 603 PM CDT WED JUL 29 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 700 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF CENTRAL WISCONSIN...CLARK AT 600 PM A TORNADO WAS REPORTED JUST SOUTHWEST OF OWEN IN CLARK COUNTY. THE TORNADO WAS MOVING SOUTHEAST. IF THREATENING WEATHER APPROACHES YOU..TAKE COVER IMMEDIATELY. A BASEMENT..INTERIOR HALLWAY OR ROOM ON THE LOWEST FLOOR IS THE SAFEST PLACE IN MOST BUILDINGS. GET UNDER SOMETHING STURDY. HENTZ
What forecasters said that day
The local office's own words before this tornado 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, Jul 29, 2:42 PM CDT, 3 hours 21 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 240 PM CDT WED JUL 29 1987 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 6 PM CDT FOR CENTRAL AND EASTERN WISCONSIN... AT 240 PM CDT WEATHER RADAR INDICATED AN AREA OF SHOWERS AND THUNDER- STORMS IN EAST-CENTRAL WISCONSIN EXTENDING FROM FOX LAKE TO WEST BEND TO GRAFTON OR FROM 45 MILES NORTHWEST TO 15 MILES NORTH OF MILEWAUKEE. THIS AREA WAS MOVING TO THE EAST SOUTHEAST AT ABOUT 30 MPH". VERY HEAVY RAIN WAS NOTED FIVE MILES EAST OF FOX LAKE AND FIVE MILES NORTHWEST OF OF GRAFTON. MOST OF THIS ACTIVITY WAS HEADING FOR THE MILWAUKEE AREA AND SHOULD BE THERE ABOUT 330 PM CDT. ADDISON
Special weather statement, Jul 29, 3:11 PM CDT, 2 hours 52 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 315 PM CDT WED JUL 29 1987 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 6 PM CDT FOR CENTRAL AND EASTERN WISCONSIN... AT
Special weather statement, Jul 29, 3:15 PM CDT, 2 hours 48 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 315 PM CDT WED JUL 29 1987 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 6 PM CDT FOR CENTRAL AND EASTERN WISCONSIN... AT 310 PM CDT WEATHER RADAR INDICATED AN AREA OF SHOWERS AND THUNDER- STORMS OVER SOUTHEASTERN WISCONSIN MOVING TO THE SOUTHEAST AT ABOUT 30 MPH. THE AREA OF STORMS WAS NOTED BETWEEN MAYVILLE..8 MILES SOUTH OF GRAFTON AND 12 MILES NORTH-NORTHWEST OF WAUKESHA OR NORTHWBEST TO NORTH OF MILWAUKEE ABOUT 25 AND 10 MILES RESPECTIVELY. NO SEVERE WEATHER HAS BEEN REPORTED TO THIS OFFICE SINCE 1 PM CDT. ADDISON
Special weather statement, Jul 29, 3:39 PM CDT, 2 hours 24 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 340 PM CDT WED JUL 29 1987 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 6 PM CDT FOR CENTRAL AND EASTERN WISCONSIN... AT 335 PM CDT WEATHER RADAR INDICATED AN AREA OF SHOWERS AND THUNDER- STORMS OVER SOUTHEASTERN WISCONSIN MOVING TO THE SOUTHEAST AT ABOUT 30 MPH. THE AREA OF STORMS WAS NOTED BETWEEN WEST BEND TO 10 MILES NORTHWEST OF WAUKESHA TO MILWAUKEE..OR GENERALLY WEST NORTHWESTd OF MILWAUKEE. NO SEVERE WEATHER HAS BEEN REPORTED TO THIS OFFICE SINCE 1 PM CDT. ADDISON
Special weather statement, Jul 29, 4:04 PM CDT, 1 hour 59 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 405 PM CDT WED JUL 29 1987 ...SEVERE THUNDERSTORM WATCH TO EXPIRE AT 430 PM CDT FOR CENTRAL AND EASTERN WISCONSIN... AT 400 PM CDT WEATHER RADAR INDICATED AN AREA OF SHOWERS AND THUNDER- STORMS OVER SOUTHEASTERN WISCONSIN MOVING TO THE SOUTHEAST AT ABOUT 30 MPH. THE AREA OF STORMS WAS NOTED BETWEEN MILWAUKEE AND WAUKESHA ..OR GENERALLY WEST OF MILWAUKEE. NO SEVERE WEATHER HAS BEEN REPORTED TO THIS OFFICE SINCE 1 PM CDT. ADDISON
Special weather statement, Jul 29, 4:47 PM CDT, 1 hour 16 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 445 PM CDT WED JUL 29 1987 ...SEVERE THUNDERSTORM WATCH FOR CENTRAL AND EASTERN WISCONSIN HAS BEEN CANCELLED... AT 435 PM CDT WEATHER RADAR INDICATED AN AREA OF SHOWERS AND THUNDER- STORMS OVER EXTREME SOUTHEASTERN WISCONSIN FROM PORT WASHINGTON TO JUST SOUTH OF RACINE. THE THUNDERSTORMS WERE MOVING TO THE SOUTHEAST AT 30 MILES AN HOUR AND THE HEAVIER ONES WERE OVER LAKE MICHIGAN. ANOTHER AREA OF HEAVY THUNDERSTORMS WAS OVER WEST CENTRAL WISCONSIN AND EXTENDED FROM 50 MILES EAST OF LACROSSE TO 25 MILES SOUTHEAST OF LACROSSE NEAR READSTOWN. THESE SORMS WERE ALSO MOVING TO THE SOUTHEAST AT 30 MILES AN HOUR. BROCKEL
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 1:43 PM CDT | Severe Thunderstorm Warning | MKX | Fond du Lac | 57 min |
| Jul 29, 2:12 PM CDT | Severe Thunderstorm Warning | MKX | Ozaukee, Sheboygan | 63 min |
| Jul 29, 2:28 PM CDT | Severe Thunderstorm Warning | MKX | Washington | 62 min |
| Jul 29, 2:41 PM CDT | Tornado Warning | MKX | Washington | 49 min |
| Jul 29, 2:47 PM CDT | Tornado Warning | MKX | Ozaukee | 43 min |
| Jul 29, 3:08 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee, Waukesha | 52 min |
| Jul 29, 3:50 PM CDT | Tornado Warning | MKX | Waukesha | 40 min |
| Jul 29, 3:57 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee, Racine | 33 min |
Nearby
Tornado Warnings in Wisconsin, 1987Every tornado warning in 1987Tornadoes in 1987
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.