Alert archive / Wisconsin / Severe Thunderstorm Watches in 2000

Severe Thunderstorm Watch 272

May 12, 2000Menominee County, Michigan; 34 counties in Wisconsin

The Storm Prediction Center issued this severe thunderstorm watch at May 12, 2000, 2:30 PM CDT for Menominee County, Michigan; 34 counties in Wisconsin. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
May 12, 2000, 2:30 PM CDT (19:30 UTC)
Expired
May 12, 2000, 8:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 35 counties

Menominee County, MI, Adams County, WI, Brown County, WI, Calumet County, WI, Columbia County, WI, Dane County, WI, Dodge County, WI, Door County, WI, Fond du Lac County, WI, Green County, WI, Green Lake County, WI, Iowa County, WI, Jefferson County, WI, Juneau County, WI, Kewaunee County, WI, Lafayette County, WI, Langlade County, WI, Manitowoc County, WI, Marinette County, WI, Marquette County, WI, Menominee County, WI, Oconto County, WI, Outagamie County, WI, Ozaukee County, WI, Portage County, WI, Rock County, WI, Sauk County, WI, Shawano County, WI, Sheboygan County, WI, Walworth County, WI, Washington County, WI, Waukesha County, WI, Waupaca County, WI, Waushara County, WI, Winnebago County, WI

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 12, 2:38 PM CDTSevere Thunderstorm WarningGRBShawano62 min
May 12, 3:08 PM CDTSevere Thunderstorm WarningGRBOconto47 min
May 12, 3:16 PM CDTSevere Thunderstorm WarningGRBDoor, Kewaunee64 min
May 12, 3:35 PM CDTSevere Thunderstorm WarningMKXColumbia, Green Lake40 min
May 12, 3:55 PM CDTSevere Thunderstorm WarningMKXFond du Lac50 min
May 12, 4:25 PM CDTSevere Thunderstorm WarningGRBCalumet, Manitowoc50 min

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 7.5 hours before the alert went out and 116 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 2000-05-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 15 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 2000-05-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 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
15 J/kg
Mixed-layer CIN
-508 J/kg
Mixed-layer LCL
545 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
122 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 12, 1:30 AM CDTSevere Thunderstorm WatchSPCAllegan, Arenac, Barry, Bay, Calhoun, Clare and 39 more6 hr
May 12, 12:00 PM CDTTornado WatchSPCArenac, Bay, Benzie, Clare, Crawford, Gladwin and 24 more5 hr
May 12, 2:00 PM CDTTornado WatchSPCAllegan, Barry, Berrien, Calhoun, Cass, Clinton and 8 more6 hr
May 12, 3:45 PM CDTTornado WatchSPCAlcona, Alpena, Antrim, Arenac, Bay, Benzie and 35 more5 hr
May 11, 10:30 PM CDTTornado WatchSPCDane, Dodge, Grant, Green, Iowa, Jefferson and 8 more6 hr

Nearby

Severe Thunderstorm Watches in Wisconsin, 2000Severe Thunderstorm Watches in Michigan, 2000Every severe thunderstorm watch in 2000

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.