Alert archive / Wisconsin / Severe Thunderstorm Watches in 2005

Severe Thunderstorm Watch 538

June 27, 200511 counties in Michigan; 13 counties in Wisconsin

The Storm Prediction Center issued this severe thunderstorm watch at Jun 27, 2005, 4:55 PM EDT for 11 counties in Michigan; 13 counties in Wisconsin. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Jun 27, 2005, 4:55 PM EDT (20:55 UTC)
Expired
Jun 28, 2005, 12:00 AM EDT
In force
7 hr
Issued by
the Storm Prediction Center
All 24 counties

Alger County, MI, Baraga County, MI, Delta County, MI, Dickinson County, MI, Gogebic County, MI, Iron County, MI, Leelanau County, MI, Marquette County, MI, Menominee County, MI, Ontonagon County, MI, Schoolcraft County, MI, Ashland County, WI, Bayfield County, WI, Florence County, WI, Forest County, WI, Iron County, WI, Langlade County, WI, Lincoln County, WI, Marinette County, WI, Oneida County, WI, Price County, WI, Rusk County, WI, Sawyer County, WI, Vilas County, WI

The radar

The Marquette radar (KMQT), 119 km from the middle of the area, began a volume at 20:57 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

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

IssuedProductOfficeCountiesLasted
Jun 27, 5:23 PM EDTSevere Thunderstorm WarningMQTOntonagon67 min
Jun 27, 5:30 PM EDTSevere Thunderstorm WarningGRBOneida, Vilas37 min
Jun 27, 5:43 PM EDTSevere Thunderstorm WarningMQTGogebic32 min
Jun 27, 5:54 PM EDTSevere Thunderstorm WarningMQTIron96 min
Jun 27, 7:16 PM EDTSevere Thunderstorm WarningMQTMarquette59 min
Jun 27, 7:21 PM EDTSevere Thunderstorm WarningMQTIron54 min
Jun 27, 7:23 PM EDTSevere Thunderstorm WarningDLHIron39 min
Jun 27, 8:06 PM EDTSevere Thunderstorm WarningMPXRusk54 min
Jun 27, 8:47 PM EDTSevere Thunderstorm WarningDLHAshland, Iron, Price60 min
Jun 27, 9:06 PM EDTSevere Thunderstorm WarningDLHSawyer39 min
Jun 27, 9:13 PM EDTSevere Thunderstorm WarningMPXRusk62 min
Jun 27, 9:34 PM EDTSevere Thunderstorm WarningDLHBayfield, Douglas41 min
Jun 27, 9:49 PM EDTSevere Thunderstorm WarningDLHSawyer31 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, 8.9 hours before the alert went out and 212 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 2005-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 344 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 2005-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -62 square meters per square second.1939Sfc1 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
344 J/kg
Mixed-layer CIN
-154 J/kg
Mixed-layer LCL
1480 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-62 m²/s²
0-3 km storm-relative helicity
-40 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 27, 2:14 PM EDTMesoscale DiscussionSPCDickinson, Iron2 hr
Jun 27, 4:37 PM EDTMesoscale DiscussionSPCBaraga, Gogebic, Houghton, Iron, Ontonagon83 min
Jun 27, 2:25 PM EDTSevere Thunderstorm WatchSPCBurnett, Douglas5 hr
Jun 27, 3:00 PM EDTSevere Thunderstorm WatchSPCBarron, Buffalo, Dunn, Pepin, Pierce, Polk and 1 more7 hr
Jun 27, 6:45 PM EDTSevere Thunderstorm WatchSPCBarron, Burnett, Chippewa, Douglas, Dunn, Eau Claire and 6 more3 hr
Jun 27, 7:02 PM EDTMesoscale DiscussionSPCBarron, Buffalo, Chippewa, Crawford, Dunn, Eau Claire and 7 more118 min

Nearby

Severe Thunderstorm Watches in Wisconsin, 2005Severe Thunderstorm Watches in Michigan, 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.