Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 34, NWS Milwaukee, WI

May 28, 2012Fond du Lac County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at May 28, 2012, 5:00 PM CDT for Fond du Lac County, Wisconsin. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 28, 2012, 5:00 PM CDT (22:00 UTC)
Expired: May 28, 2012, 6:00 PM CDT
In force: 60 min
Issued by: NWS Milwaukee, WI
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

County Fond du Lac County, WI

The radar

The Green Bay radar (KGRB), 75 km from the middle of the area, began a volume at 22:04 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.

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 12:00Z, 10.0 hours before the alert went out and 74 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 42 J/kg
Mixed-layer CIN: -178 J/kg
Mixed-layer LCL: 1757 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 133 m²/s²
0-3 km storm-relative helicity: 158 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

124 
WUUS53 KMKX 282200
SVRMKX
WIC039-282300-
/O.NEW.KMKX.SV.W.0034.120528T2200Z-120528T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
500 PM CDT MON MAY 28 2012

THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN FOND DU LAC COUNTY IN EAST CENTRAL WISCONSIN...

* UNTIL 600 PM CDT

* AT 457 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING HALF DOLLAR SIZE HAIL...
  AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED
  NEAR GREEN LAKE...OR 9 MILES SOUTHWEST OF RIPON...AND MOVING EAST
  AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  RIPON...NORTH FOND DU LAC...FOND DU LAC...BRANDON...ROSENDALE...
  FOND DU LAC AIRPORT...FAIRWATER...WEST ROSENDALE...LAGODA...
  LAMARTINE...TAYCHEEDAH...PEEBLES...PIPE...JOHNSBURG...MOUNT
  CALVARY...CALVARY...MARYTOWN...ST. CLOUD AND SAINT CLOUD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE
HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS!

&&

LAT...LON 4394 8817 4375 8816 4368 8888 4390 8888
      4390 8841 4394 8840
TIME...MOT...LOC 2201Z 254DEG 36KT 4380 8896
WIND...HAIL 60MPH 1.25IN

$$

WIMBERLEY

4 follow-up statements

497 
WWUS53 KMKX 282219
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
519 PM CDT MON MAY 28 2012

WIC039-282300-
/O.CON.KMKX.SV.W.0034.000000T0000Z-120528T2300Z/
FOND DU LAC WI-
519 PM CDT MON MAY 28 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHERN FOND
DU LAC COUNTY UNTIL 600 PM CDT...

AT 516 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
RIPON...MOVING EAST AT 40 MPH.

ANOTHER STRONG THUNDERSTORM WAS LOCATED JUST SOUTH OF MARQUETTE IN 
GREEN LAKE COUNTY AND WILL MOVE INTO THE AREA NORTH OF ALTO IN FOND 
DU LAC COUNTY AROUND 540 PM.  

LOCATIONS IMPACTED INCLUDE...
  NORTH FOND DU LAC...FOND DU LAC...ROSENDALE...FOND DU LAC
  AIRPORT...LAMARTINE...TAYCHEEDAH...PEEBLES...PIPE...JOHNSBURG...
  MOUNT CALVARY...CALVARY...ST. CLOUD...SAINT CLOUD AND MARYTOWN.

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 4394 8817 4375 8816 4368 8888 4390 8888
      4390 8841 4394 8840
TIME...MOT...LOC 2218Z 254DEG 36KT 4384 8873
WIND...HAIL 60MPH 1.00IN

$$

CRAVEN

123 
WWUS53 KMKX 282234
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
534 PM CDT MON MAY 28 2012

WIC039-282300-
/O.CON.KMKX.SV.W.0034.000000T0000Z-120528T2300Z/
FOND DU LAC WI-
534 PM CDT MON MAY 28 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHERN FOND
DU LAC COUNTY UNTIL 600 PM CDT...

AT 530 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 5 MILES
NORTHWEST OF NORTH FOND DU LAC...MOVING EAST AT 40 MPH.

ANOTHER SEVERE THUNDERSTORM WAS LOCATED 5 MILES NORTHWEST OF ALTO IN 
WESTERN FOND DU LAC COUNTY AND WILL ALSO BE MOVING THROUGH THE 
WARNED AREA.  

LOCATIONS IMPACTED INCLUDE...
  NORTH FOND DU LAC...FOND DU LAC...FOND DU LAC AIRPORT...
  TAYCHEEDAH...PEEBLES...PIPE...JOHNSBURG...MOUNT CALVARY...
  CALVARY...MARYTOWN...ST. CLOUD AND SAINT CLOUD.

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 4394 8817 4379 8816 4371 8888 4390 8888
      4390 8841 4394 8840
TIME...MOT...LOC 2234Z 260DEG 35KT 4385 8852
WIND...HAIL 60MPH 1.00IN

$$

CRAVEN

498 
WWUS53 KMKX 282244
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
544 PM CDT MON MAY 28 2012

WIC039-282300-
/O.CON.KMKX.SV.W.0034.000000T0000Z-120528T2300Z/
FOND DU LAC WI-
544 PM CDT MON MAY 28 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN
FOND DU LAC COUNTY UNTIL 600 PM CDT...

AT 539 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
NORTH FOND DU LAC...MOVING EAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  PIPE...JOHNSBURG...MOUNT CALVARY...CALVARY...MARYTOWN...ST. CLOUD
  AND SAINT CLOUD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

LAT...LON 4394 8817 4379 8816 4376 8845 4390 8851
      4390 8841 4394 8840
TIME...MOT...LOC 2245Z 260DEG 35KT 4387 8837
WIND...HAIL 60MPH 1.75IN

$$

CRAVEN

241 
WWUS53 KMKX 282303
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
603 PM CDT MON MAY 28 2012

WIC039-282313-
/O.EXP.KMKX.SV.W.0034.000000T0000Z-120528T2300Z/
FOND DU LAC WI-
603 PM CDT MON MAY 28 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN FOND DU LAC
COUNTY HAS EXPIRED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.  HOWEVER HEAVY RAIN IS STILL POSSIBLE WITH THIS THUNDERSTORM.

LAT...LON 4394 8817 4379 8816 4376 8845 4390 8851
      4390 8841 4394 8840
TIME...MOT...LOC 2244Z 260DEG 35KT 4387 8838

$$

CRAVEN

The office that day

Everything else NWS Milwaukee, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 28, 3:49 PM CDT	Severe Thunderstorm Warning	MKX	Columbia, Sauk	32 min
May 28, 4:07 PM CDT	Severe Thunderstorm Warning	MKX	Marquette	38 min
May 28, 4:33 PM CDT	Severe Thunderstorm Warning	MKX	Green Lake	42 min
May 28, 4:54 PM CDT	Severe Thunderstorm Warning	MKX	Dane	51 min
May 28, 5:05 PM CDT	Severe Thunderstorm Warning	MKX	Dane, Green, Rock	55 min
May 28, 5:33 PM CDT	Special Marine Warning	MKX		117 min
May 28, 5:39 PM CDT	Severe Thunderstorm Warning	MKX	Dane, Dodge, Jefferson, Rock, Walworth	51 min
May 28, 6:23 PM CDT	Severe Thunderstorm Warning	MKX	Dodge, Jefferson, Ozaukee, Sheboygan, Washington, Waukesha	52 min
May 28, 6:27 PM CDT	Severe Thunderstorm Warning	MKX	Green, Jefferson, Milwaukee, Rock, Walworth, Waukesha	48 min
May 28, 6:29 PM CDT	Special Marine Warning	MKX		91 min
May 28, 6:42 PM CDT	Small Craft Advisory	MKX		2 hr

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2012 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.