Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 16, NWS Milwaukee, WI
NWS Milwaukee, WI issued this severe thunderstorm warning at May 6, 2012, 8:29 AM CDT for Columbia County, Green Lake County, Marquette County, Wisconsin. It was in force for 31 min. 2 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 6, 2012, 8:29 AM CDT (13:29 UTC)
- Expired
- May 6, 2012, 9:00 AM CDT
- In force
- 31 min
- Issued by
- NWS Milwaukee, WI
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Columbia County, WI, Green Lake County, WI, Marquette County, WI
The radar
The Milwaukee radar (KMKX), 99 km from the middle of the area, began a volume at 13:28 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 6, 8:38 AM CDT | HAIL 0.75 | Pardeeville, WI | |
| May 6, 8:48 AM CDT | HAIL 1 | 1 N Pardeeville, WI |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 1.5 hours before the alert went out and 128 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 691 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
456 WUUS53 KMKX 061329 SVRMKX WIC021-047-077-061400- /O.NEW.KMKX.SV.W.0016.120506T1329Z-120506T1400Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 829 AM CDT SUN MAY 6 2012 THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTH CENTRAL COLUMBIA COUNTY IN SOUTH CENTRAL WISCONSIN... SOUTHERN GREEN LAKE COUNTY IN SOUTH CENTRAL WISCONSIN... SOUTHEASTERN MARQUETTE COUNTY IN SOUTH CENTRAL WISCONSIN... * UNTIL 900 AM CDT * AT 824 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR PORTAGE...AND MOVING NORTHEAST AT 35 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... PARDEEVILLE AROUND 835 AM CDT. MARKESAN AND PRINCETON AROUND 900 AM CDT. OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE DALTON...KINGSTON...MARQUETTE AND MANCHESTER. 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. IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY! LIGHTNING IS ONE OF NATURES LEADING KILLERS. REMEMBER... IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. && LAT...LON 4388 8915 4371 8895 4343 8946 4355 8958 TIME...MOT...LOC 1329Z 229DEG 31KT 4355 8943 WIND...HAIL <50MPH 1.00IN $$ MBK
3 follow-up statements
083 WWUS53 KMKX 061339 SVSMKX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 839 AM CDT SUN MAY 6 2012 WIC021-047-077-061400- /O.CON.KMKX.SV.W.0016.000000T0000Z-120506T1400Z/ COLUMBIA WI-GREEN LAKE WI-MARQUETTE WI- 839 AM CDT SUN MAY 6 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN MARQUETTE...SOUTHERN GREEN LAKE AND NORTH CENTRAL COLUMBIA COUNTIES UNTIL 900 AM CDT... AT 833 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR PORTAGE...MOVING NORTHEAST AT 35 MPH. THE SEVERE THUNDERSTORM WILL BE NEAR... MARKESAN AND PRINCETON AROUND 900 AM CDT. OTHER LOCATIONS IMPACTED BY THE SEVERE THUNDERSTORM INCLUDE DALTON... KINGSTON...MARQUETTE AND MANCHESTER. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS IF YOU ARE IN THE PATH OF THIS STORM. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS. IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY! LIGHTNING IS ONE OF NATURE'S LEADING KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. && LAT...LON 4388 8915 4371 8895 4343 8946 4355 8958 TIME...MOT...LOC 1338Z 229DEG 31KT 4360 8935 WIND...HAIL <50MPH 1.00IN $$ MBK
727 WWUS53 KMKX 061347 SVSMKX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 847 AM CDT SUN MAY 6 2012 WIC021-047-077-061400- /O.CON.KMKX.SV.W.0016.000000T0000Z-120506T1400Z/ COLUMBIA WI-GREEN LAKE WI-MARQUETTE WI- 847 AM CDT SUN MAY 6 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN MARQUETTE...SOUTHERN GREEN LAKE AND NORTH CENTRAL COLUMBIA COUNTIES UNTIL 900 AM CDT... AT 843 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED 7 MILES NORTH OF PARDEEVILLE...OR 10 MILES NORTHEAST OF PORTAGE...MOVING NORTHEAST AT 35 MPH. THE SEVERE THUNDERSTORM WILL BE NEAR... MARKESAN AND PRINCETON AROUND 900 AM CDT. OTHER LOCATIONS IMPACTED BY THE SEVERE THUNDERSTORM INCLUDE KINGSTON...MARQUETTE AND MANCHESTER. 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. PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS IF YOU ARE IN THE PATH OF THIS STORM. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS. IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY! LIGHTNING IS ONE OF NATURE'S LEADING KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. && LAT...LON 4388 8915 4371 8895 4343 8946 4355 8958 TIME...MOT...LOC 1347Z 229DEG 31KT 4365 8927 WIND...HAIL <50MPH 1.00IN $$
623 WWUS53 KMKX 061359 SVSMKX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 859 AM CDT SUN MAY 6 2012 WIC021-047-077-061409- /O.EXP.KMKX.SV.W.0016.000000T0000Z-120506T1400Z/ COLUMBIA WI-GREEN LAKE WI-MARQUETTE WI- 859 AM CDT SUN MAY 6 2012 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MARQUETTE... SOUTHERN GREEN LAKE AND NORTH CENTRAL COLUMBIA COUNTIES WILL EXPIRE AT 900 AM CDT... THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY. HOWEVER HAIL TO PENNY SIZE...AND HEAVY RAIN ARE STILL POSSIBLE WITH THESE THUNDERSTORMS. LAT...LON 4388 8915 4371 8895 4343 8946 4355 8958 TIME...MOT...LOC 1359Z 229DEG 31KT 4372 8916 $$ MBK
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 7:52 AM CDT | Severe Thunderstorm Warning | MKX | Marquette | 24 min |
| May 6, 9:10 AM CDT | Severe Thunderstorm Warning | MKX | Columbia, Dodge, Fond du Lac, Green Lake | 30 min |
| May 6, 9:32 AM CDT | Severe Thunderstorm Warning | MKX | Dane, Jefferson, Rock | 28 min |
| May 6, 9:54 AM CDT | Severe Thunderstorm Warning | MKX | Jefferson, Rock, Walworth | 36 min |
| May 6, 10:12 AM CDT | Severe Thunderstorm Warning | MKX | Jefferson | 33 min |
| May 6, 12:22 PM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Milwaukee, Racine, Walworth, Waukesha | 23 min |
| May 6, 12:27 PM CDT | Special Marine Warning | MKX | 40 min | |
| May 6, 6:00 PM CDT | Severe Thunderstorm Warning | MKX | Walworth | 30 min |
| May 6, 6:46 PM CDT | Severe Thunderstorm Warning | MKX | Racine, Walworth | 29 min |
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.