Alert archive / Wisconsin / Severe Thunderstorm Watches in 2005

Severe Thunderstorm Watch 459

June 11, 2005Allamakee County, Iowa; 6 counties in Minnesota; 36 counties in Wisconsin

The Storm Prediction Center issued this severe thunderstorm watch at Jun 11, 2005, 1:10 PM CDT for Allamakee County, Iowa; 6 counties in Minnesota; 36 counties in Wisconsin. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 11, 2005, 1:10 PM CDT (18:10 UTC)
Expired
Jun 11, 2005, 7:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 43 counties

Allamakee County, IA, Chisago County, MN, Houston County, MN, Kanabec County, MN, Pine County, MN, Wabasha County, MN, Winona County, MN, Adams County, WI, Barron County, WI, Buffalo County, WI, Burnett County, WI, Chippewa County, WI, Clark County, WI, Columbia County, WI, Crawford County, WI, Dane County, WI, Dunn County, WI, Eau Claire County, WI, Grant County, WI, Green County, WI, Iowa County, WI, Jackson County, WI, Jefferson County, WI, Juneau County, WI, La Crosse County, WI, Lafayette County, WI, Marquette County, WI, Monroe County, WI, Pepin County, WI, Pierce County, WI, Polk County, WI, Richland County, WI, Rock County, WI, Rusk County, WI, Saint Croix County, WI, Sauk County, WI, Sawyer County, WI, Taylor County, WI, Trempealeau County, WI, Vernon County, WI, Walworth County, WI, Washburn County, WI, Wood County, WI

The radar

The La Crosse radar (KARX), 100 km from the middle of the area, began a volume at 18:12 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.

Warnings issued inside it

18 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jun 11, 1:38 PM CDTSevere Thunderstorm WarningARXWabasha, Winona52 min
Jun 11, 2:03 PM CDTSevere Thunderstorm WarningARXBuffalo59 min
Jun 11, 2:15 PM CDTSevere Thunderstorm WarningMPXBarron, Polk, Saint Croix60 min
Jun 11, 2:31 PM CDTTornado WarningMPXBarron, Polk, Saint Croix44 min
Jun 11, 2:33 PM CDTSevere Thunderstorm WarningARXTrempealeau57 min
Jun 11, 2:45 PM CDTSevere Thunderstorm WarningMPXEau Claire45 min
Jun 11, 2:53 PM CDTTornado WarningDLHWashburn61 min
Jun 11, 3:11 PM CDTTornado WarningMPXBarron49 min
Jun 11, 3:16 PM CDTTornado WarningMPXSaint Croix29 min
Jun 11, 3:29 PM CDTSevere Thunderstorm WarningGRBWood48 min
Jun 11, 3:39 PM CDTTornado WarningDLHSawyer45 min
Jun 11, 3:46 PM CDTTornado WarningMPXBarron, Dunn, Polk, Saint Croix44 min
Jun 11, 4:00 PM CDTSevere Thunderstorm WarningMKXWalworth23 min
Jun 11, 4:08 PM CDTTornado WarningMPXChisago26 min
Jun 11, 4:27 PM CDTTornado WarningMPXBarron35 min
Jun 11, 4:40 PM CDTTornado WarningDLHPine41 min
Jun 11, 5:16 PM CDTTornado WarningDLHPine42 min
Jun 11, 6:03 PM CDTSevere Thunderstorm WarningMPXSaint Croix42 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 6.2 hours before the alert went out and 217 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 2005-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 117 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2005-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 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
117 J/kg
Mixed-layer CIN
-158 J/kg
Mixed-layer LCL
916 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
95 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 11, 12:39 PM CDTMesoscale DiscussionSPCAllamakee, Black Hawk, Bremer, Buchanan, Chickasaw, Clayton and 7 more2 hr
Jun 11, 5:04 PM CDTMesoscale DiscussionSPCKanabec, Pine86 min
Jun 11, 3:38 PM CDTMesoscale DiscussionSPCBrown, Calumet, Dodge, Florence, Fond du Lac, Forest and 20 more97 min
Jun 11, 3:55 PM CDTSevere Thunderstorm WatchSPCBrown, Calumet, Florence, Fond du Lac, Forest, Iron and 17 more7 hr
Jun 11, 6:34 PM CDTMesoscale DiscussionSPCBrown, Door, Florence, Forest, Kewaunee, Marinette and 4 more86 min

Nearby

Severe Thunderstorm Watches in Wisconsin, 2005Severe Thunderstorm Watches in Minnesota, 2005Severe Thunderstorm Watches in Iowa, 2005Every severe thunderstorm watch in 2005

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.