Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 14, NWS Milwaukee, WI
NWS Milwaukee, WI issued this severe thunderstorm warning at May 26, 1987, 9:50 PM CDT for Jefferson County, Wisconsin. It was in force for 10 min.
The area
The counties it named.
The facts
- Issued
- May 26, 1987, 9:50 PM CDT (02:50 UTC)
- Expired
- May 26, 1987, 10:00 PM CDT
- In force
- 10 min
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
County Jefferson 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
Peoria Regional, IL (KPIA), launched 00:00Z, 2.8 hours before the alert went out and 270 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
- 1550 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 1677 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -9 m²/s²
- 0-3 km storm-relative helicity
- 51 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, May 26, 4:31 PM CDT, 5 hours 19 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 430 PM CDT TUE MAY 26 1987 AT 425 PM CDT THE MADISON WEATHER RADAR CEASED TO ROTATE. THUS THOSE RELYING ON THE MADISON RADAR FOR THEIR VARIO0US DISPLAYS MAY WISH TO FIND AN ALTERNATE TEMPORARILY. A TECHNICIAN IS WORKING ON THE PROBLEM AND WE WILL NOTIFY EVERYONE WHEN THE RADAR IS BACK IN WORKING ORDER. ADDISON
Special weather statement, May 26, 5:00 PM CDT, 4 hours 50 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MADISON WI 458 PM CDT TUE MAY 26 1987 AT 455 PM CDT NEENAH WEATHER RADAR INDICATED A VERY STRONG THUNDERSTORM OVER RIO WISCONSIN OR ABOUT 35 MILES NORTH OF MADISON. A CHECK WITH THE COLUMBIA COUNTY SHERIFF'S OFFICE INDICATED THAT AT 427 PM CDT AS THE STORM PASSED OVER POYNETTE THAT VERY HEAVY RAIN WAS FALLING WITH THE VISIBILITY DOWN TO A FEW YARDS. NO HAIL OR STRONG WINDS WERE REPORTED. THIS ISF THE SAME THUNDERSTORM AND IT CONTINUES TO MOVE TO THE NORTHEAST AT ABOUT 25 TO 30 MPH. ADDISON
Special weather statement, May 26, 5:19 PM CDT, 4 hours 31 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE WI 515 PM CDT TUE MAY 26 1987 ...INTENSE THUNDERSTORMS APPROACHING SOUTHEAST WISCONSIN... AT 510 PM...RADAR SHOWED AN INTENSE THUNDERSTORM ABOUT 20 MILES SOUTHWEST OF FOX LAKE IN FAR WESTERN DODGE COUNTY...OR ABOUT 36 MILES SOUTHWEST OF OSHKOSH. STRONG WINDS AND MARBLE SIZE HAIL WERE REPORTED IN COLUMBIA COUNTY NEAR RIO IN ASSOCIATION WITH THIS STORM. THIS STORM WAS MOVING NORTHEAST AT 35 MPH AND WILL AFFECT MAINLY THE NORTHWEST PART OF DODGE AND THE WESTERN FOND DU LAC COUNTIES THROUGH 615 PM CDT. HAIL...STRONG AND GUSTY WINDS...BRIEF HEAVY DOWNPOURS AND FREQUENT AND DANGEROUS LIGHTNING STRIKES WILL BE POSSIBLE WITH THESEP STORMS. IF YOU ARE IN THE PATH OF THESE STORMS...SEEK SAFE SHELTER IF THREATNING WEATHER APPROACHES. ^ STUREY
Special weather statement, May 26, 5:21 PM CDT, 4 hours 29 minutes before
SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE MILWAUKEE WI 515 PM CDT TUE MAY 26 1987 ...INTENSE THUNDERSTORMS APPROACHING SOUTHEAST WISCONSIN... AT 510 PM...RADAR SHOWED AN INTENSE THUNDERSTORM ABOUT 20 MILES SOUTHWEST OF FOX LAKE IN FAR WESTERN DODGE COUNTY...OR ABOUT 36 MILES SOUTHWEST OF OSHKOSH. STRONG WINDS AND MARBLE SIZE HAIL WERE REPORTED IN COLUMBIA COUNTY NEAR RIO IN ASSOCIATION WITH THIS STORM. THIS STORM WAS MOVING NORTHEAST AT 35 MPH AND WILL AFFECT MAINLY THE NORTHWEST PART OF DODGE COUNTY AND THE WESTERN PART OF FOND DU LAC COUNTY THROUGH 615 PM CDT. HAIL...STRONG AND GUSTY WINDS...BRIEF HEAVY DOWNPOURS AND FREQUENT AND DANGEROUS LIGHTNING STRIKESS WILL BE POSSIBLE WITH THESE STORMS. IF YOU ARE IN THE PATH OF THESE STORMS...SEEK SAFE SHELTER IF THREATNING WEATHER APPROACHES. ^ STUREY
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 3:25 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Fond du Lac, Jefferson | 65 min |
| May 27, 4:34 PM CDT | Severe Thunderstorm Warning | MKX | Fond du Lac | 41 min |
| May 27, 4:37 PM CDT | Severe Thunderstorm Warning | MKX | Forest, Langlade | 53 min |
| May 27, 5:28 PM CDT | Tornado Warning | MKX | Walworth | 32 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; the sounding from the Mesonet's radiosonde archive.