Alert archive / Wisconsin / Severe Thunderstorm Watches in 2005

Severe Thunderstorm Watch 667

July 24, 20058 counties in Michigan; 25 counties in Wisconsin

The Storm Prediction Center issued this severe thunderstorm watch at Jul 24, 2005, 12:35 AM EDT for 8 counties in Michigan; 25 counties in Wisconsin. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jul 24, 2005, 12:35 AM EDT (04:35 UTC)
Expired
Jul 24, 2005, 7:00 AM EDT
In force
6 hr
Issued by
the Storm Prediction Center
All 33 counties

Baraga County, MI, Delta County, MI, Dickinson County, MI, Gogebic County, MI, Iron County, MI, Marquette County, MI, Menominee County, MI, Ontonagon County, MI, Ashland County, WI, Barron County, WI, Bayfield County, WI, Chippewa County, WI, Clark County, WI, Door County, WI, Douglas County, WI, Dunn County, WI, Florence County, WI, Forest County, WI, Iron County, WI, Langlade County, WI, Lincoln County, WI, Marathon County, WI, Marinette County, WI, Menominee County, WI, Oconto County, WI, Oneida County, WI, Price County, WI, Rusk County, WI, Sawyer County, WI, Shawano County, WI, Taylor County, WI, Vilas County, WI, Washburn County, WI

The radar

The Duluth radar (KDLH), 193 km from the middle of the area, began a volume at 04:34 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

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

IssuedProductOfficeCountiesLasted
Jul 24, 12:53 AM EDTSevere Thunderstorm WarningDLHAshland, Bayfield36 min
Jul 24, 1:43 AM EDTSevere Thunderstorm WarningMQTOntonagon47 min
Jul 24, 2:18 AM EDTSevere Thunderstorm WarningGRBVilas27 min
Jul 24, 2:24 AM EDTSevere Thunderstorm WarningGRBDoor40 min
Jul 24, 2:40 AM EDTSevere Thunderstorm WarningMQTBaraga50 min
Jul 24, 3:30 AM EDTSevere Thunderstorm WarningMQTMarquette60 min
Jul 24, 3:30 AM EDTFlash Flood WarningDLHAshland, Bayfield, Iron4 hr
Jul 24, 5:09 AM EDTSevere Thunderstorm WarningGRBMarinette42 min
Jul 24, 5:14 AM EDTSevere Thunderstorm WarningMQTMenominee46 min
Jul 24, 6:53 AM EDTFlash Flood WarningDLHAshland, Bayfield, Iron4 hr

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 00:00Z, 4.6 hours before the alert went out and 226 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 00:00Z on 2005-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 00:00Z on 2005-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 225 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1000 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
225 m²/s²
0-3 km storm-relative helicity
293 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
Jul 24, 12:02 AM EDTMesoscale DiscussionSPCAntrim, Baraga, Benzie, Charlevoix, Cheboygan, Clare and 23 more118 min
Jul 24, 2:57 AM EDTMesoscale DiscussionSPCAntrim, Benzie, Clare, Delta, Dickinson, Gladwin and 25 more2 hr
Jul 24, 3:40 AM EDTSevere Thunderstorm WatchSPCAlcona, Alpena, Antrim, Arenac, Bay, Benzie and 34 more7 hr
Jul 24, 5:59 AM EDTMesoscale DiscussionSPCAntrim, Arenac, Barry, Bay, Benzie, Branch and 45 more91 min
Jul 24, 8:30 AM EDTSevere Thunderstorm WatchSPCBarry, Branch, Calhoun, Clinton, Eaton, Genesee and 14 more4 hr
Jul 24, 10:22 AM EDTMesoscale DiscussionSPCArenac, Bay, Genesee, Gladwin, Gratiot, Huron and 15 more53 min
Jul 24, 4:46 PM EDTMesoscale DiscussionSPCArenac, Barry, Bay, Branch, Calhoun, Clinton and 25 more119 min
Jul 24, 7:26 PM EDTMesoscale DiscussionSPCCrawford, Grant, Iowa, Lafayette, Richland64 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.