Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 73, NWS Milwaukee, WI

June 8, 2011Iowa County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Jun 8, 2011, 5:43 PM CDT for Iowa County, Wisconsin. It was in force for 62 min. 6 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
Jun 8, 2011, 5:43 PM CDT (22:43 UTC)
Expired
Jun 8, 2011, 6:45 PM CDT
In force
62 min
Issued by
NWS Milwaukee, WI
Area
Storm-based polygon
Hail
1.75 in
Wind
60.0 mph

County Iowa County, WI

The radar

The La Crosse radar (KARX), 116 km from the middle of the area, began a volume at 22:44 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

TimeReportWhereRemark
Jun 8, 6:00 PM CDTHAIL 0.75Highland, WIHEAVY RAIN ALSO FALLING
Jun 8, 6:12 PM CDTHAIL 1Highland, WIAS RAIN TAPERED OFF...HAIL INCREASED IN SIZE.
Jun 8, 6:14 PM CDTHAIL 1.757 N Highland, WI
Jun 8, 6:22 PM CDTHAIL 1.757 N Highland, WIGOLF BALL SIZE HAIL STILL FALLING.
Jun 8, 6:26 PM CDTFUNNEL CLOUD1 Nne Dodgeville, WI
Jun 8, 6:55 PM CDTHAIL 0.25Cobb, WI

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.

IssuedProductOfficeLasted
Jun 8, 4:49 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 10.7 hours before the alert went out and 170 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-pSkew-T log-p diagram, Davenport, at 12:00Z on 2011-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1876 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Davenport, at 12:00Z on 2011-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1876 J/kg
Mixed-layer CIN
-225 J/kg
Mixed-layer LCL
1404 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
76 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.

548 
WUUS53 KMKX 082243
SVRMKX
WIC049-082345-
/O.NEW.KMKX.SV.W.0073.110608T2243Z-110608T2345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
543 PM CDT WED JUN 8 2011

THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  IOWA COUNTY IN SOUTH CENTRAL WISCONSIN...

* UNTIL 645 PM CDT

* AT 541 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 5 MILES
  NORTHWEST OF BLACKHAWK LAKE RECREATION AREA...OR 19 MILES WEST OF
  DODGEVILLE...AND MOVING EAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  DODGEVILLE...BLACKHAWK LAKE RECREATION AREA...GOVERNOR DODGE STATE
  PARK...BLUE MOUND STATE PARK...HIGHLAND...COBB...LINDEN...LONDON...
  EDMUND...BLACKHAWK LAKE REC AREA...GOVERNOR DODGE ST PARK...
  RIDGEWAY...HOLLANDALE...BARNEVELD...ARENA AND BLUE MOUND ST PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 4316 9043 4319 9023 4316 9018 4317 9016
      4316 9008 4314 9005 4316 9005 4320 9000
      4319 8989 4320 8984 4284 8984 4291 9043
TIME...MOT...LOC 2243Z 254DEG 22KT 4306 9046
WIND...HAIL 60MPH 1.75IN

$$

MRC
5 follow-up statements
986 
WWUS53 KMKX 082253
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
553 PM CDT WED JUN 8 2011

WIC049-082345-
/O.CON.KMKX.SV.W.0073.000000T0000Z-110608T2345Z/
IOWA WI-
553 PM CDT WED JUN 8 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR IOWA COUNTY
UNTIL 645 PM CDT...

AT 551 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 6 MILES
NORTHEAST OF BLACKHAWK LAKE RECREATION AREA...OR 12 MILES NORTHWEST
OF DODGEVILLE...MOVING EAST AT 25 MPH.

LOCATIONS IMPACTED INCLUDE...
  DODGEVILLE...GOVERNOR DODGE STATE PARK...BLUE MOUND STATE PARK...
  GOVERNOR DODGE ST PARK...RIDGEWAY...HOLLANDALE...BARNEVELD...ARENA
  AND BLUE MOUND ST PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 4316 9043 4319 9023 4316 9018 4317 9016
      4316 9008 4314 9005 4316 9005 4320 9000
      4319 8989 4320 8984 4284 8984 4291 9043
TIME...MOT...LOC 2253Z 256DEG 22KT 4309 9028
WIND...HAIL 60MPH 1.75IN

$$

SEARS
820 
WWUS53 KMKX 082305
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
605 PM CDT WED JUN 8 2011

WIC049-082345-
/O.CON.KMKX.SV.W.0073.000000T0000Z-110608T2345Z/
IOWA WI-
605 PM CDT WED JUN 8 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR IOWA COUNTY
UNTIL 645 PM CDT...

AT 604 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 6 MILES
NORTHWEST OF GOVERNOR DODGE STATE PARK...OR 9 MILES NORTH OF
DODGEVILLE...MOVING EAST AT 25 MPH.

LOCATIONS IMPACTED INCLUDE...
  DODGEVILLE...GOVERNOR DODGE STATE PARK...BLUE MOUND STATE PARK...
  GOVERNOR DODGE ST PARK...RIDGEWAY...ARENA...BARNEVELD AND BLUE
  MOUND ST PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 4316 9043 4319 9024 4316 9018 4317 9014
      4316 9008 4314 9005 4316 9005 4320 9000
      4319 8991 4320 8984 4291 8984 4292 9043
TIME...MOT...LOC 2306Z 266DEG 20KT 4309 9018
WIND...HAIL 60MPH 1.75IN

$$

SEARS
635 
WWUS53 KMKX 082317
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
617 PM CDT WED JUN 8 2011

WIC049-082345-
/O.CON.KMKX.SV.W.0073.000000T0000Z-110608T2345Z/
IOWA WI-
617 PM CDT WED JUN 8 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR IOWA COUNTY
UNTIL 645 PM CDT...

AT 613 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
GOVERNOR DODGE STATE PARK...OR 8 MILES NORTH OF DODGEVILLE...MOVING
EAST AT 35 MPH.

LOCATIONS IMPACTED INCLUDE...
  BLUE MOUND STATE PARK...RIDGEWAY...BARNEVELD...ARENA AND BLUE MOUND
  ST PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 4316 9043 4319 9024 4316 9018 4317 9014
      4316 9008 4314 9005 4316 9005 4320 9000
      4319 8991 4320 8984 4291 8984 4292 9043
TIME...MOT...LOC 2316Z 258DEG 30KT 4308 9010
WIND...HAIL 60MPH 1.75IN

$$

SEARS
463 
WWUS53 KMKX 082325
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
625 PM CDT WED JUN 8 2011

WIC049-082345-
/O.CON.KMKX.SV.W.0073.000000T0000Z-110608T2345Z/
IOWA WI-
625 PM CDT WED JUN 8 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR IOWA COUNTY
UNTIL 645 PM CDT...

AT 623 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 6 MILES
SOUTH OF SPRING GREEN...OR 10 MILES NORTHEAST OF DODGEVILLE...MOVING
EAST AT 35 MPH.

LOCATIONS IMPACTED INCLUDE...
  BLUE MOUND STATE PARK...BARNEVELD...ARENA AND BLUE MOUND ST PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 4316 9043 4319 9024 4316 9018 4317 9014
      4316 9008 4314 9005 4316 9005 4320 9000
      4319 8991 4320 8984 4291 8984 4292 9043
TIME...MOT...LOC 2325Z 258DEG 29KT 4310 9001
WIND...HAIL 60MPH 1.75IN

$$
SEARS
328 
WWUS53 KMKX 082334
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
634 PM CDT WED JUN 8 2011

WIC049-082345-
/O.CON.KMKX.SV.W.0073.000000T0000Z-110608T2345Z/
IOWA WI-
634 PM CDT WED JUN 8 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR IOWA COUNTY
UNTIL 645 PM CDT...

AT 632 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 7 MILES
SOUTHEAST OF SPRING GREEN...OR 11 MILES NORTHEAST OF DODGEVILLE...
MOVING EAST AT 25 MPH.

LOCATIONS IMPACTED INCLUDE...
  BLUE MOUND STATE PARK...BARNEVELD...ARENA AND BLUE MOUND ST PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 4316 9043 4319 9024 4316 9018 4317 9014
      4316 9008 4314 9005 4316 9005 4320 9000
      4319 8991 4320 8984 4291 8984 4292 9043
TIME...MOT...LOC 2334Z 264DEG 22KT 4309 8998
WIND...HAIL 60MPH 1.75IN

$$

SEARS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 3:34 AM CDTSmall Craft AdvisoryMKX15 hr
Jun 8, 7:04 AM CDTSpecial Marine WarningMKX86 min
Jun 8, 10:37 AM CDTSevere Thunderstorm WarningMKXFond du Lac, Green Lake38 min
Jun 8, 4:57 PM CDTSevere Thunderstorm WarningMKXIowa48 min
Jun 8, 5:51 PM CDTSevere Thunderstorm WarningMKXSauk39 min
Jun 8, 5:55 PM CDTFlash Flood WarningMKXIowa3 hr
Jun 8, 6:01 PM CDTSevere Thunderstorm WarningMKXIowa, Sauk44 min
Jun 8, 6:11 PM CDTSevere Thunderstorm WarningMKXMarquette49 min
Jun 8, 6:26 PM CDTAreal Flood AdvisoryMKXColumbia, Sauk3 hr
Jun 8, 6:28 PM CDTSevere Thunderstorm WarningMKXColumbia, Dane, Sauk47 min
Jun 8, 6:43 PM CDTSevere Thunderstorm WarningMKXDane, Iowa, Sauk62 min
Jun 8, 6:49 PM CDTAreal Flood AdvisoryMKXDane2 hr
Jun 8, 6:50 PM CDTSevere Thunderstorm WarningMKXColumbia, Green Lake, Marquette55 min
Jun 8, 6:56 PM CDTSevere Thunderstorm WarningMKXColumbia, Sauk37 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2011Every severe thunderstorm warning in 2011

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.