Alert archive / Wisconsin / Severe Thunderstorm Watches in 2000

Severe Thunderstorm Watch 723

September 2, 200021 counties in Minnesota; 30 counties in Wisconsin

The Storm Prediction Center issued this severe thunderstorm watch at Sep 2, 2000, 11:30 PM CDT for 21 counties in Minnesota; 30 counties in Wisconsin. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Sep 2, 2000, 11:30 PM CDT (04:30 UTC)
Expired
Sep 3, 2000, 5:00 AM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 51 counties

Blue Earth County, MN, Dakota County, MN, Dodge County, MN, Faribault County, MN, Fillmore County, MN, Freeborn County, MN, Goodhue County, MN, Houston County, MN, Le Sueur County, MN, Martin County, MN, Mower County, MN, Olmsted County, MN, Ramsey County, MN, Rice County, MN, Scott County, MN, Steele County, MN, Wabasha County, MN, Waseca County, MN, Washington County, MN, Watonwan County, MN, Winona County, MN, Barron County, WI, Buffalo County, WI, Chippewa County, WI, Clark County, WI, Dunn County, WI, Eau Claire County, WI, Florence County, WI, Forest County, WI, Jackson County, WI, La Crosse County, WI, Langlade County, WI, Lincoln County, WI, Marathon County, WI, Marinette County, WI, Menominee County, WI, Monroe County, WI, Oneida County, WI, Pepin County, WI, Pierce County, WI, Polk County, WI, Portage County, WI, Price County, WI, Rusk County, WI, Saint Croix County, WI, Sawyer County, WI, Taylor County, WI, Trempealeau County, WI, Vernon County, WI, Washburn County, WI, Wood County, WI

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Sep 2, 11:42 PM CDTSevere Thunderstorm WarningMPXDakota, Ramsey33 min
Sep 2, 11:44 PM CDTSevere Thunderstorm WarningDLHSawyer61 min
Sep 2, 11:48 PM CDTSevere Thunderstorm WarningMPXBlue Earth42 min
Sep 2, 11:53 PM CDTSevere Thunderstorm WarningMPXScott22 min
Sep 2, 11:59 PM CDTFlash Flood WarningMPXDakota3 hr
Sep 3, 12:08 AM CDTSevere Thunderstorm WarningMPXWaseca67 min
Sep 3, 1:51 AM CDTSevere Thunderstorm WarningMPXDunn, Pierce39 min
Sep 3, 3:11 AM CDTSevere Thunderstorm WarningARXMonroe49 min
Sep 3, 3:30 AM CDTSevere Thunderstorm WarningARXVernon30 min

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 4.5 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, Minneapolis, MN at 00:00Z on 2000-09-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1042 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, Minneapolis, MN at 00:00Z on 2000-09-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 527 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
1042 J/kg
Mixed-layer CIN
-543 J/kg
Mixed-layer LCL
1110 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
527 m²/s²
0-3 km storm-relative helicity
714 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.9

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
Sep 2, 7:00 PM CDTSevere Thunderstorm WatchSPCAitkin, Anoka, Benton, Carlton, Carver, Cass and 17 more6 hr

Nearby

Severe Thunderstorm Watches in Wisconsin, 2000Severe Thunderstorm Watches in Minnesota, 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.