Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 39, NWS Milwaukee, WI
NWS Milwaukee, WI issued this severe thunderstorm warning at May 28, 2012, 7:04 PM CDT for 4 counties in Wisconsin. It was in force for 26 min. 5 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 28, 2012, 7:04 PM CDT (00:04 UTC)
- Expired
- May 28, 2012, 7:30 PM CDT
- In force
- 26 min
- Issued by
- NWS Milwaukee, WI
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Milwaukee County, WI, Racine County, WI, Walworth County, WI, Waukesha County, WI
The radar
The Milwaukee radar (KMKX), 51 km from the middle of the area, began a volume at 00:03 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 28, 7:22 PM CDT | TSTM WND DMG | 2 Wnw Hales Corners, WI | 15 INCH DIAMETER TREE FELL ON HOUSE. |
| May 28, 7:23 PM CDT | TSTM WND GST 47 | Milwaukee International, WI | WEST WIND SUSTAINED AT 30 MPH GUSTING TO 47 MPH |
| May 28, 7:25 PM CDT | TSTM WND GST 45 | Oak Creek, WI | OKCRK |
| May 28, 7:28 PM CDT | TSTM WND GST 49 | Milwaukee International, WI | KMKE PEAK WIND 43 KNOTS. |
| May 28, 7:28 PM CDT | TSTM WND GST 49.5 | Milwaukee International, WI | KMKE PEAK WIND 43 KNOTS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 28, 12:54 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 00:00Z, 0.1 hours before the alert went out and 166 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
- 60 J/kg
- Mixed-layer CIN
- -132 J/kg
- Mixed-layer LCL
- 1637 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- 26 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
790
WUUS53 KMKX 290004
SVRMKX
WIC079-101-127-133-290030-
/O.NEW.KMKX.SV.W.0039.120529T0004Z-120529T0030Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
704 PM CDT MON MAY 28 2012
THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
MILWAUKEE COUNTY IN SOUTHEAST WISCONSIN...
NORTHERN RACINE COUNTY IN SOUTHEAST WISCONSIN...
NORTHEASTERN WALWORTH COUNTY IN SOUTHEAST WISCONSIN...
SOUTHEASTERN WAUKESHA COUNTY IN SOUTHEAST WISCONSIN...
* UNTIL 730 PM CDT
* AT 659 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM BUTLER TO ELKHORN...AND MOVING EAST AT 50 MPH.
* LOCATIONS IMPACTED INCLUDE...
WAUWATOSA...NEW BERLIN...BROWN DEER...GLENDALE...FOX POINT...WEST
ALLIS...BAYSIDE...WHITEFISH BAY...MUSKEGO...WEST MILWAUKEE...HALES
CORNERS...GREENFIELD...WIND LAKE...DOWNTOWN MILWAUKEE...
GREENDALE...FRANKLIN...ST. FRANCIS...CUDAHY...SOUTH MILWAUKEE AND
OAK CREEK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.
&&
LAT...LON 4282 8779 4263 8861 4319 8802 4319 8789
4316 8788 4312 8789 4308 8786 4306 8786
4304 8789 4301 8789 4296 8784 4287 8783
TIME...MOT...LOC 0003Z 253DEG 40KT 4313 8797 4270 8845
WIND...HAIL 60MPH <.75IN
$$
WIMBERLEY2 follow-up statements
563
WWUS53 KMKX 290023
SVSMKX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
723 PM CDT MON MAY 28 2012
WIC101-127-290031-
/O.CAN.KMKX.SV.W.0039.000000T0000Z-120529T0030Z/
RACINE WI-WALWORTH WI-
723 PM CDT MON MAY 28 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN WALWORTH AND
NORTHERN RACINE COUNTIES IS CANCELLED...
THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED ACROSS
THE WARNED AREA.
LAT...LON 4285 8813 4310 8811 4319 8789 4316 8788
4312 8789 4308 8786 4306 8786 4304 8789
4301 8789 4296 8784 4291 8783 4288 8784
4288 8783 4285 8782
TIME...MOT...LOC 0021Z 242DEG 38KT 4311 8806 4299 8799
4286 8810
$$
WIC079-133-290030-
/O.CON.KMKX.SV.W.0039.000000T0000Z-120529T0030Z/
MILWAUKEE WI-WAUKESHA WI-
723 PM CDT MON MAY 28 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
WAUKESHA AND MILWAUKEE COUNTIES UNTIL 730 PM CDT...
AT 718 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM BUTLER TO GREENFIELD TO WIND LAKE...MOVING NORTHEAST AT 45 MPH.
PENNY SIZE HAIL MAY ALSO ACCOMPANY THESE DAMAGING WINDS.
WIND GUSTS OF 55 MPH WERE REPORTED IN WAUKESHA WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
WEST MILWAUKEE...GREENDALE...DOWNTOWN MILWAUKEE...FRANKLIN...
GLENDALE...WHITEFISH BAY...FOX POINT...ST. FRANCIS...CUDAHY...OAK
CREEK...SOUTH MILWAUKEE...MILWAUKEE HOAN BRIDGE...UW-MILWAUKEE
CAMPUS...MILWAUKEE INTERNATIONAL AIRPORT...MILLER PARK...MITCHELL
PARK DOMES...UW-MILWAUKEE AND MILWAUKEE SOUTH SHORE PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.
&&
LAT...LON 4285 8813 4310 8811 4319 8789 4316 8788
4312 8789 4308 8786 4306 8786 4304 8789
4301 8789 4296 8784 4291 8783 4288 8784
4288 8783 4285 8782
TIME...MOT...LOC 0021Z 242DEG 38KT 4311 8806 4299 8799
4286 8810
WIND...HAIL 60MPH 0.75IN
$$
CRAVEN671
WWUS53 KMKX 290032
SVSMKX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
732 PM CDT MON MAY 28 2012
WIC079-133-290042-
/O.EXP.KMKX.SV.W.0039.000000T0000Z-120529T0030Z/
MILWAUKEE WI-WAUKESHA WI-
732 PM CDT MON MAY 28 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN WAUKESHA AND
MILWAUKEE COUNTIES HAS EXPIRED...
THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS WEAKENED BELOW
SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR
PROPERTY. HOWEVER GUSTY WINDS TO 50 MPH ARE STILL POSSIBLE WITH
THESE THUNDERSTORMS.
LAT...LON 4285 8813 4310 8811 4319 8789 4316 8788
4312 8789 4308 8786 4306 8786 4304 8789
4301 8789 4296 8784 4291 8783 4288 8784
4288 8783 4285 8782
TIME...MOT...LOC 0023Z 242DEG 38KT 4310 8801 4298 8795
4285 8806
$$
WIMBERLEYThe office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 7:05 PM CDT | Special Marine Warning | MKX | 85 min | |
| May 28, 7:35 PM CDT | Special Marine Warning | MKX | 55 min | |
| May 28, 8:36 PM CDT | Special Marine Warning | MKX | 69 min | |
| May 28, 9:51 PM CDT | Special Marine Warning | MKX | 24 min | |
| May 29, 3:08 AM CDT | Small Craft Advisory | MKX | 16 hr |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2012Every severe thunderstorm warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.