Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 52, NWS Milwaukee, WI
NWS Milwaukee, WI issued this severe thunderstorm warning at Jul 26, 1987, 3:31 AM CDT for Sheboygan County, Wisconsin. It was in force for 29 min.
The area
The counties it named.
The facts
- Issued
- Jul 26, 1987, 3:31 AM CDT (08:31 UTC)
- Expired
- Jul 26, 1987, 4:00 AM CDT
- In force
- 29 min
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
County Sheboygan 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 00:00Z, 8.5 hours before the alert went out and 84 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
- 795 J/kg
- Mixed-layer CIN
- -88 J/kg
- Mixed-layer LCL
- 1402 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 63 m²/s²
- 0-3 km storm-relative helicity
- 119 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMKE 260831 SVRMKE WIC117-260900- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING NATIONAL WEATHER SERVICE MILWAUKEE WI 331 AM CDT SUN JUL 26 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING EFFECTIVE UNTIL 400 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF EAST CENTRAL WISCONSIN...SHEBOYGAN ...INCLUDING THE ADJACENT COASTAL WATERS OF ..LAKE MICHIGAN AT 328 AM THE SHEBOYGAN COUNTY WINDS WERE ESTIMATED AT 70 MPH AND LEVELED A BARN NEAR ELKART LAKE. THESE STORMS WERE MOVING EAST SOUTH EAST AT 40 MPH AND WILL WILL BE AFFECTING THE SHEBOYGAN AREA. REMEMBER..SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE OR NO ADVANCE WARNING..SO BE ON THE LOOKOUT. HENTZ
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 26, 1:43 AM CDT, 1 hour 48 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 145 AM CDT SUN JUL 26 1987 AT 145 AM CDT WEATHER RADAR INDICATED AN WIDE AREA OF SHOWERS AND THUNDERSTORMS ACROSS MOST OF CENTRAL WISCONSIN A0ND
Special weather statement, Jul 26, 1:49 AM CDT, 1 hour 42 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 148 AM CDT SUN JUL 26 1987 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR WEST CENTRAL AND SOUTH WEST WISCONSIN UNTIL 7 AM CDT... AT 145 AM CDT WEATHER RADAR INDICATED AN WIDE AREA OF SHOWERS AND THUNDERSTORMS ACROSS MOST OF CENTRAL WISCONSIN AND INTO SOUTHEAST WISCOINSIN. THE ENTIRE AREA WAS MOVING TO THE SOUTHEAST AT ABOUT 45 MPH. THE HEAVIEST RAINFALL WAS NOTED IN EASTERN COLUMBIA C8OUNTY NORTH OF COLUMBUS ABOUT 10 MILES OR ABOUT 35 MILES NORTHEAST OF MADISON. FREQUENT LIGHTNING AND VERY HEAVY RAIN ARE INDICATED WITH THIS STORM. THIS STORM SHOULD PASS INTO DODGE COUNTY TOWARDS BEAVER DAM BY 2 AM. ADDISON
Special weather statement, Jul 26, 2:21 AM CDT, 1 hour 10 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 215 AM CDT SUN JUL 26 1987 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR WEST CENTRAL AND SOUTH WEST WISCONSIN UNTIL 7 AM CDT... AT 210 AM CDT WEATHER RADAR INDICATED AN WIDE AREA OF SHOWERS AND THUNDERSTORMS ACROSS MOST OF CENTRAL WISCONSIN AND INTO SOUTHEAST WISCONSIN OR GENERALLY A 100 MILE WIDE AREA NORTH OF A LLNE FROM 30 MILES NORTHWEST OF LACROSSE TO WATERTOWN OR ABOUT MIDWAY BETWEEN MADISON AND MILWAUKEE. THE ENTIRE AREA WAS MOVING TO THE SOUTHEAST AT ABOUT 45 MPH. THE HEAVIEST RAINFALL WAS NOTED ALONG A LINE FROM BLACK RIVER FALLS OR ABOUT 35 MILES NORTHEAST OF LACROSSE TO BEAVER DAM OR 35 MILES NORTHEAST OF MADISON. FRREQUENT LIGHTNING HAS BEEN NOTED FROM THIS MADISON OFFICE ALONG THE LINE AND RADAR INDICATED VERY HEAVY RAIN ALONG MOST OF THE LINE. NO SEVERE WEATHER HAS BEEN REPORTED TO THIS OFFICE SINCE THE START OF THE WATCH AT 1 AM CDT. ADDISON
Special weather statement, Jul 26, 2:42 AM CDT, 49 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 240 AM CDT SUN JUL 26 1987 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR WEST CENTRAL AND SOUTH WEST WISCONSIN UNTIL 7 AM CDT... AT 235 AM CDT WEATHER RADAR INDICATED AN WIDE AREA OF SHOWERS AND THUNDERSTORMS ACROSS MOST OF CENTRAL WISCONSIN AND INTO SOUTHEAST WISCONSIN OR GENERALLY A 100 MILE WIDE AREA NORTH OF A LINE FROM 20 MILES NORTH OF LACROSSE TO 5 MILES NORTH OF MADISON TO 10 WEST OF MILWAUKEE. THE ENTIRE AREA WAS MOVING TO THE SOUTHEAST AT ABOUT 45 MPH. THE HEAVIEST RAINFALL WAS NOTED ALONG A LINE FROM 20 MILES NORTHEAST OF LACROSSE TO RANDOLPH OR 45 MILES NORTH-NORTHEAST OF MADISON. FREQUENT LIGHTNING HAS BEEN NOTED FROM THIS MADISON OFFICE ALONG THE LINE AND RADAR INDICATED VERY HEAVY RAIN ALONG MOST OF THE LINE. A VERY STRONG THUNDERSTORM WAS NOTED 5 MILES NORTH OF RIO OR ABOUT 35 MILES NORTH OF MADISON. NO SEVERE WEATHER HAS BEEN REPORTED TO THIS OFFICE SINCE THE START OF THE WATCH AT 1 AM CDT. ADDISON
Special weather statement, Jul 26, 2:45 AM CDT, 46 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE WI 245 AM CDT SUN JUL 26 1987 AT 240 AM...RADAR SHOWED A CLUSTER OF STRONG THUNDERSTORMS ABOUT TO ENTER THE NORTHWEST PART OF DODGE COUNTY NEAR FOX LAKE...OR 36 MILES SOUTH/SOUTHWEST OF OSHKOSH. THESE STORMS WERE MOVING SOUTHEAST AT 40 TO 45 MPH. THUNDERSTORMS WILL THEN CONTINUE AROUND PARTS OF DODGE COUNTY THROUGH 400 AM. OTHER THUNDERSTORMS MAY DEVELOP OVER SECTIONS OF FOND DU LAC... JEFFERSON...WASHINGTON AND WAUKESHA COUNTIES ALSO DURING THIS TIME. GUSTY WINDS...VERY HEAVY RAIN...FREQUENT AND DANGEROUS LIGHTNING STRIKES AND SOME HAIL WILL BE POSSIBLE WITH THESE STORMS. IF THREATNING WEATHER APPROACHES YOUR AREA...SEEK SAFE SHELTER IMMEDIATELY. STUREY
Special weather statement, Jul 26, 3:08 AM CDT, 23 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 300 AM CDT SUN JUL 26 1987 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR WEST CENTRAL AND SOUTH WEST WISCONSIN UNTIL 7 AM CDT... AT 255 AM CDT WEATHER RADAR INDICATED AN WIDE AREA OF SHOWERS AND THUNDERSTORMS ACROSS MOST SOUTH-CENTRAL WISCONSIN OR GENERALLY A 100 MILE WIDE AREA NORTH OF A LINE FROM 30 MILES SOUTH OF LACROSSE TO MADISON TO RACINE OR 20 MILES SOUTH OF MILWAUKEE. THE ENTIRE AREA WAS MOVING TO THE SOUTHEAST AT ABOUT 45 MPH. THE HEAVIEST RAINFALL WAS NOTED ALONG A LINE FROM 30 MILES EAST OF LACROSSE TO COLUMBUS OR 30 MILES NORTHEAST OF MADISON. FREQUENT LIGHTNING HAS BEEN NOTED FROM THIS MADISON OFFICE ALONG WITH PEALS OF THUNDER ALONG THE LINE AND RADAR INDICATED VERY HEAVY RAIN ALONG MOST OF THE LINE. A VERY STRONG THUNDERSTORM WAS NOTED 5 MILES NORTH OF COLUMBUS. NO SEVERE WEATHER HAS BEEN REPORTED TO THIS OFFICE SINCE THE START OF THE WATCH AT 1 AM CDT. ADDISON
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; the sounding from the Mesonet's radiosonde archive.