Alert archive / Wisconsin / Tornado Warnings in 2011

Tornado Warning 4, NWS Milwaukee, WI

May 22, 2011Marquette County, Wisconsin

NWS Milwaukee, WI issued this tornado warning at May 22, 2011, 2:57 PM CDT for Marquette County, Wisconsin. It was in force for 29 min. 7 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 22, 2011, 2:57 PM CDT (19:57 UTC)
Expired
May 22, 2011, 3:26 PM CDT
In force
29 min
Issued by
NWS Milwaukee, WI
Area
Storm-based polygon

County Marquette County, WI

The radar

The Milwaukee radar (KMKX), 123 km from the middle of the area, began a volume at 19:56 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
May 22, 3:00 PM CDTHAIL 2Westfield, WI
May 22, 3:01 PM CDTHAIL 1Westfield, WI
May 22, 3:01 PM CDTHAIL 2Westfield, WI
May 22, 3:05 PM CDTHAIL 4.251 E Westfield, WI
May 22, 3:10 PM CDTHAIL 2.751 S Westfield, WI
May 22, 3:20 PM CDTHAIL 1.755 W Neshkoro, WI
May 22, 3:20 PM CDTHAIL 1.757 W Neshkoro, WINORTH SIDE OF CRYSTAL LAKE

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
May 22, 2:04 PM CDTTornado WatchSPC9 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.0 hours before the alert went out and 125 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, Green Bay/Straub, WI at 12:00Z on 2011-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 351 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, Green Bay/Straub, WI at 12:00Z on 2011-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 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
351 J/kg
Mixed-layer CIN
-121 J/kg
Mixed-layer LCL
1006 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
-1 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.4

Open this sounding in Storm Lab

The text

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

566 
WFUS53 KMKX 221957
TORMKX
WIC077-222045-
/O.NEW.KMKX.TO.W.0004.110522T1957Z-110522T2045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
257 PM CDT SUN MAY 22 2011

THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN MARQUETTE COUNTY IN SOUTH CENTRAL WISCONSIN...

* UNTIL 345 PM CDT

* AT 256 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED 9 MILES SOUTHWEST OF WESTFIELD...OR 14 MILES
  NORTHEAST OF WISCONSIN DELLS...AND MOVING NORTHEAST AT 40 MPH.

* THIS TORNADIC STORM WILL BE NEAR...
  WESTFIELD AROUND 310 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
LAWRENCE...HARRISVILLE...SPRINGFIELD CORNERS AND NESHKORO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. THE SAFEST PLACE TO BE DURING A TORNADO IS IN A
BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE.
AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO
THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING
DEBRIS.

&&

LAT...LON 4396 8920 4374 8949 4372 8956 4375 8959
      4389 8959 4398 8951 4399 8918
TIME...MOT...LOC 1958Z 220DEG 37KT 4379 8955

$$

GEHRING
1 follow-up statement
797 
WWUS53 KMKX 222026
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
326 PM CDT SUN MAY 22 2011

WIC077-222036-
/O.CAN.KMKX.TO.W.0004.000000T0000Z-110522T2045Z/
MARQUETTE WI-
326 PM CDT SUN MAY 22 2011

...THE TORNADO WARNING FOR NORTHERN MARQUETTE COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 10 PM CDT.


LAT...LON 4396 8920 4374 8949 4372 8956 4375 8959
      4389 8959 4398 8951 4399 8918
TIME...MOT...LOC 2026Z 215DEG 36KT 4403 8931

$$

DDV

The office that day

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

IssuedProductOfficeCountiesLasted
May 22, 12:00 AM CDTDense Fog AdvisoryMKXKenosha, Milwaukee, Ozaukee, Racine, Sheboygan7 hr
May 22, 2:16 PM CDTSevere Thunderstorm WarningMKXSauk14 min
May 22, 2:49 PM CDTSevere Thunderstorm WarningMKXMarquette41 min
May 22, 3:16 PM CDTSevere Thunderstorm WarningMKXGreen Lake, Marquette14 min
May 22, 4:04 PM CDTSevere Thunderstorm WarningMKXGreen Lake26 min
May 22, 4:41 PM CDTSevere Thunderstorm WarningMKXColumbia, Dane, Dodge34 min
May 22, 5:21 PM CDTSevere Thunderstorm WarningMKXDane, Dodge, Jefferson39 min
May 22, 5:41 PM CDTSevere Thunderstorm WarningMKXJefferson, Rock49 min
May 22, 5:48 PM CDTSpecial Marine WarningMKX42 min
May 22, 5:54 PM CDTSevere Thunderstorm WarningMKXSauk51 min
May 22, 5:59 PM CDTSevere Thunderstorm WarningMKXDodge, Washington46 min
May 22, 6:00 PM CDTSevere Thunderstorm WarningMKXJefferson, Rock, Walworth, Waukesha45 min
May 22, 6:09 PM CDTTornado WarningMKXSauk51 min
May 22, 6:25 PM CDTSevere Thunderstorm WarningMKXOzaukee, Sheboygan, Washington35 min
May 22, 6:28 PM CDTSpecial Marine WarningMKX92 min
May 22, 6:31 PM CDTSevere Thunderstorm WarningMKXJefferson, Waukesha24 min
May 22, 6:39 PM CDTSevere Thunderstorm WarningMKXColumbia, Sauk36 min

Nearby

Tornado Warnings in Wisconsin, 2011Every tornado warning in 2011Tornadoes 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.