Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 36, NWS Milwaukee, WI
NWS Milwaukee, WI issued this severe thunderstorm warning at Jul 11, 1987, 8:56 PM CDT for Portage County, Wood County, Wisconsin. It was in force for 64 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 11, 1987, 8:56 PM CDT (01:56 UTC)
- Expired
- Jul 11, 1987, 10:00 PM CDT
- In force
- 64 min
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
Counties Portage County, WI, Wood 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 11, 9:00 PM CDT | Thunderstorm Wind 0 | Wood, 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, 1.9 hours before the alert went out and 133 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
- 2325 J/kg
- Mixed-layer CIN
- -107 J/kg
- Mixed-layer LCL
- 1074 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 249 m²/s²
- 0-3 km storm-relative helicity
- 269 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 9.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMKE 120156 SVRMKE WIC097-141-120300- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MILWAUKEE WI 856 PM CDT SAT JUL 11 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1000 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF CENTRAL WISCONSIN...PORTAGE AND WOOD AT 855 PM CDT...RADAR SHOWED A SEVERE THUNDERSTORM NEAR WISCONSIN RAPIDS IN EASTERN WOOD COUNTY...OR 40 MILES SOUTHWEST OF WAUSAU. THIS STORM WAS MOVING NORTHEAST AT 25 MPH. SOME TOWNS IN THE PATH OF THE STORM ARE WISCONSIN RAPIDS AND STEVENS POINT. SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS..LARGE HAIL..AND DANGEROUS LIGHTNING. LOCALLY HEAVY RAINFA LL FROM A SEVERE THUNDERSTORM MAY TRIGGER FLASH FLOODING IN LOW LYING OR URBAN AREAS. IF THREATENING WEATHER APPROACHES..SEEK SAFE SHELTER. STUREY
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, Jul 11, 4:21 PM CDT, 4 hours 35 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE WI 420 PM CDT SAT JUL 11 1987 ...SEVERE THUNDERSTORM WATCH CANCELLED FOR NORTHEAST WISCONSIN... AT 420 PM WEATHER RADAR INDICATED THAT THE LINE OF SEVERE THUNDERSTORMS HAD MOVED EAST OF WISCONSIN. AS A RESULT THE SEVERE THUNDERSTORM WATCHES WHICH WERE IN EFFECT FOR NORTHEAST WISCONSIN HAVE BEEN CANCELLED. THE ONLY SEVERE THUNDERSTORM WATCH NOW IN EFFECT FOR WISCONSIN IS NO. 364 WHICH INCLUDES PARTS OF WESTERN WISCONSIN. HENTZ
Local storm report, Jul 11, 5:34 PM CDT, 3 hours 22 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE WI
420 PM CDT SAT JUL 11 1987
SEVERE WEATHER EVENTS OF MONDAY JULY 6 1987.
TIME CDT LOCATION EVENT
125 PM CENTRAL WISCONSIN AIRPORT 75 MPH WINDS...SMALL TREES
MOSINEE (CWA) DOWN
130 PM 3 MI EAST OF WAUSAU NEAR UNCONFIRMED FUNNEL CLOUD
HIGHWAY Z
215PM -230 PM LANGLADE COUNTY CITY OF TREES AND POWER LINES DOWN
ANTIGO AND EASTERN HALF
COUNTY.
215PM -245PM SOUTHERN FOREST COUNTY TREES AND POWER LINES DOWN
230PM- 300 PM NEAR FENCE (47ENE RHI) IN TREES AND POWER LINES DOWN
SOUTHERN FLORENCE COUNTY
DSLocal storm report, Jul 11, 6:23 PM CDT, 2 hours 33 minutes before
LOCAL STORM REPORT...CORRECTION
NATIONAL WEATHER SERVICE MILWAUKEE WI
625 PM CDT SAT JUL 11 1987
SEVERE WEATHER EVENTS OF SATURDAY JULY 11 1987.
TIME CDT LOCATION EVENT
125 PM CENTRAL WISCONSIN AIRPORT 75 MPH WINDS...SMALL TREES
MOSINEE (CWA) DOWN
130 PM 3 MI EAST OF WAUSAU NEAR UNCONFIRMED FUNNEL CLOUD
HIGHWAY Z
215PM -230 PM LANGLADE COUNTY CITY OF TREES AND POWER LINES DOWN
ANTIGO AND EASTERN HALF
COUNTY.
215PM -245PM SOUTHERN FOREST COUNTY TREES AND POWER LINES DOWN
230PM- 300 PM NEAR FENCE (47ENE RHI) IN TREES AND POWER LINE/S DOWN
SOUTHERN FLORENCE COUNTY
DSSpecial weather statement, Jul 11, 7:18 PM CDT, 1 hour 38 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE WI
715 PM CDT SAT JUL 11 1987
...THUNDERSTORMS DEVELOPING ACROSS CENTRAL WISCONSIN...
AT 715 PM WEATHER RADAR INDICATES THUNDERSTORMS DEVELOPING ACROSS
CENTRAL WISCONSIN. THESE THUNDERSTORMS SHOULD CONTINUE TO INCREASE
IN COVERAGE AND INTENSITY.
THE STORMS WERE DEVELOPING FROM JUST NORTH OF LA CROSSE TO JUST
SOUTH OF WAUSAU TO NORTH AND WEST OF GREEN BAY.
ONE STRONG STORM WAS EAST OF WISCONSIN RAPIDS.
REMEMBER A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL MIDNIGHT
FOR MUCH OF CENTRAL WISCONSIN. THE THUNDERSTORMS IN CENTRAL WISCONSIN
ARE EXPECTED TO INTENSIFY AND MAY BECOME SEVERE LATER THIS EVENING.
PEOPLE IN CENTRA{L WISCONSIN ARE URGED TO KEEP ABREAST ON THIS
DEVELOPING WEATHER SITUATION.
HENTZSpecial weather statement, Jul 11, 8:20 PM CDT, 36 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE WI 820 PM CDT SAT JUL 11 1987 ...STRONG THUNDERSTORMS DEVELOPING IN CENTRAL WISCONSIN... AT 815 PM CDT...A STRONG THUNDERSTORM WAS LOCATED IN EASTERN MARATHON COUNTY ABOUT 15 MILES EAST OF WAUSAU. A LINE OF STRONG THUNDERSTORMS EXTENDED FROM 30 MILES NORTHWEST OF GREEN BAY TO JUST EAST OF STEVENS POINT IN PORTAGE COUNTY AND THEN ACROSS WOOD COUNTY TO 35 MILES NORTHEAST OF LA CROSSE. THE THUNDERSTORMS WERE MOVING EAST/NORTHEAST AT 25 MPH. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING STRONG WINDS...VERY HEAVY RAIN...DANGEROUS FREQUENT LIGHTNING AND HAIL. REMEMBER A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL MIDNIGHT FOR MUCH OF CENTRAL WISCONSIN. THE THUNDERSTORMS ARE EXPECTED TO INTENSIFY AND MAY BECOME SEVERE THIS EVENING. YOU ARE URGED TO KEEP ABREAST OF THIS WEATHER SITUATION. IF THREATENING WEATHER APPROACHES SEEK SHELTER IMMEDIATELY. HAASE
Special weather statement, Jul 11, 8:50 PM CDT, 6 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE WI 850 PM CDT SAT JUL 11 1987 ...STRONG THUNDERSTORMS WERE IN CENTRAL WISCONSIN... AT 845 PM CDT...STRONG THUNDERSTORMS WERE LOCATED IN WOOD AND CLARK COUNTIES OF CENTRAL WISCONSIN. THE STRONGEST STORMS WERE JUST WEST AND NORTHWEST OF WISCONSIN RAPIDS IN WOOD COUNTY AND ALONG THE JACKSON/ CLARK COUNTY LINE. THE STORMS WERE MOVING NORTHEAST AT 25 MPH. THESE STRONG STORMS WERE INTENSIFYING AND MAY PRODUCE HIGH WINDS... VERY HEAVY RAIN...FREQUENT DANGEROUS LIGHTNING AND HAIL. THE STORMS WILL MOVE ACROSS SOUTHERN CLARK..WOOD AND WILL MOVE INTO PORTAGE COUNTY THROUGH 10 PM. IF THREATENING WEATHER APPROACHES SEEK SHELTER. < HAASE
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 12, 12:15 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee, Ozaukee, Sheboygan | 52 min |
| Jul 12, 12:15 PM CDT | Severe Thunderstorm Warning | MKX | Washington, Waukesha | 25 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 1987Every severe thunderstorm warning 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.