Alert archive / Wisconsin / Tornado Warnings in 1987
Tornado Warning 1, NWS Green Bay, WI
NWS Green Bay, WI issued this tornado warning at Jun 24, 1987, 6:29 PM CDT for Adams County, Wisconsin. It was in force for 12 min.
The area
The counties it named.
The facts
- Issued
- Jun 24, 1987, 6:29 PM CDT (23:29 UTC)
- Expired
- Jun 24, 1987, 6:41 PM CDT
- In force
- 12 min
- Issued by
- NWS Green Bay, WI
- Area
- Whole counties
County Adams 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, 11.5 hours before the alert went out and 145 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
- 35 J/kg
- Mixed-layer CIN
- -93 J/kg
- Mixed-layer LCL
- 1340 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 37 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 KMSN 242329 TORMSN WIC001-250015- BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MADISON WI 629 PM CDT WED JUN 24 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 715 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF SOUTH CENTRAL WISCONSIN...SOUTHERN ADAMS AT 625 PM DCT RADAR INDICATED A POSSIBLE TORNADO 10 MILES EAST OF MAUSTON MOVING TOWARD THE EAST AT 20 MPH. 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. BROCKEL
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, Jun 24, 6:26 PM CDT, 3 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 620 PM CDT WED JUN 24 1987 ...STRONG THUNDERSTORMS IN NORTHEAST WISCONSIN... AT 620 PM CDT RADAR SHOWS STRONG THUNDERSTORMS MOVING INTO AND DEVELOPING THROUGHOUT NORTHEAST WISCONSIN. THE STRONGEST STORM IS LOCATED NEAR THE TOWN OF DYKESVILLE..10 MILES NORTHEAST OF GREEN BAY. THIS STORM IS SLOWLY MOVING TO THE EAST AT ABOUT 10 MILES AN HOUR AND THEREFORE WILL BE AFFECTING PERSONS IN EXTREME SOUTHERN DOOR COUNTY AND NORTHERN KEWAUNEE COUNTY FOR THE NEXT HOUR. THIS STORM IS CAPABLE OF PRODUCING HEAVY DOWNPOURS..DANGEROUS LIGHTNING ALONG WITH GUSTY WINDS AND POSSIBLY SOME HAIL. PERSONS IN THE MENTIONED AREA SHOULD LISTEN TO LATER STATEMENTS IF NEEDED. HELMAN
The office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 5:54 PM CDT | Severe Thunderstorm Warning | GRB | Adams, Juneau | 36 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; the sounding from the Mesonet's radiosonde archive.