Alert archive / Wisconsin / Tornado Watches in 1998

Tornado Watch 684

June 27, 199812 counties in Iowa; 7 counties in Minnesota; 21 counties in Wisconsin

The Storm Prediction Center issued this tornado watch at Jun 27, 1998, 7:00 PM CDT for 12 counties in Iowa; 7 counties in Minnesota; 21 counties in Wisconsin. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 27, 1998, 7:00 PM CDT (00:00 UTC)
Expired
Jun 28, 1998, 1:00 AM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 40 counties

Allamakee County, IA, Bremer County, IA, Butler County, IA, Cerro Gordo County, IA, Chickasaw County, IA, Clayton County, IA, Fayette County, IA, Floyd County, IA, Franklin County, IA, Howard County, IA, Mitchell County, IA, Winneshiek County, IA, Dodge County, MN, Fillmore County, MN, Houston County, MN, Mower County, MN, Olmsted County, MN, Wabasha County, MN, Winona County, MN, Buffalo County, WI, Chippewa County, WI, Clark County, WI, Crawford County, WI, Dunn County, WI, Eau Claire County, WI, Grant County, WI, Jackson County, WI, Juneau County, WI, La Crosse County, WI, Lincoln County, WI, Marathon County, WI, Monroe County, WI, Pepin County, WI, Pierce County, WI, Richland County, WI, Saint Croix County, WI, Taylor County, WI, Trempealeau County, WI, Vernon County, WI, Wood County, WI

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jun 27, 7:12 PM CDTFlash Flood WarningARXDodge48 min
Jun 27, 7:12 PM CDTSevere Thunderstorm WarningARXDodge48 min
Jun 27, 7:15 PM CDTTornado WarningARXMower45 min
Jun 27, 7:17 PM CDTSevere Thunderstorm WarningARXFloyd, Mitchell73 min
Jun 27, 7:25 PM CDTSevere Thunderstorm WarningARXWabasha65 min
Jun 27, 7:32 PM CDTSevere Thunderstorm WarningARXHoward58 min
Jun 27, 7:35 PM CDTSevere Thunderstorm WarningARXWinona70 min
Jun 27, 7:35 PM CDTSevere Thunderstorm WarningARXHouston70 min
Jun 27, 7:38 PM CDTSevere Thunderstorm WarningDMXCerro Gordo47 min
Jun 27, 7:41 PM CDTTornado WarningDMXCerro Gordo34 min
Jun 27, 7:43 PM CDTSevere Thunderstorm WarningMPXPepin32 min
Jun 27, 7:53 PM CDTSevere Thunderstorm WarningARXChickasaw, Winneshiek82 min
Jun 27, 7:56 PM CDTSevere Thunderstorm WarningARXFillmore64 min
Jun 27, 8:04 PM CDTSevere Thunderstorm WarningARXLa Crosse, Trempealeau86 min
Jun 27, 8:04 PM CDTSevere Thunderstorm WarningARXVernon86 min
Jun 27, 8:07 PM CDTTornado WarningARXHoward, Winneshiek53 min
Jun 27, 8:15 PM CDTTornado WarningDMXFranklin35 min
Jun 27, 8:18 PM CDTSevere Thunderstorm WarningDMXCerro Gordo32 min
Jun 27, 8:21 PM CDTSevere Thunderstorm WarningARXAllamakee69 min
Jun 27, 8:25 PM CDTSevere Thunderstorm WarningARXFloyd65 min
Jun 27, 8:36 PM CDTSevere Thunderstorm WarningARXJackson, Monroe84 min
Jun 27, 8:44 PM CDTFlash Flood WarningDMXCerro Gordo3 hr
Jun 27, 8:46 PM CDTSevere Thunderstorm WarningARXHouston29 min
Jun 27, 8:49 PM CDTTornado WarningDMXCerro Gordo21 min
Jun 27, 8:55 PM CDTSevere Thunderstorm WarningARXWinneshiek35 min
Jun 27, 9:00 PM CDTSevere Thunderstorm WarningARXJuneau75 min
Jun 27, 9:00 PM CDTSevere Thunderstorm WarningARXRichland75 min
Jun 27, 9:16 PM CDTSevere Thunderstorm WarningGRBWood54 min
Jun 27, 9:25 PM CDTSevere Thunderstorm WarningMPXPierce50 min
Jun 27, 9:28 PM CDTSevere Thunderstorm WarningARXAllamakee62 min
Jun 27, 9:31 PM CDTSevere Thunderstorm WarningARXChickasaw, Floyd74 min
Jun 27, 9:34 PM CDTSevere Thunderstorm WarningARXVernon56 min
Jun 27, 9:55 PM CDTSevere Thunderstorm WarningARXMonroe35 min
Jun 27, 10:03 PM CDTFlash Flood WarningARXChickasaw, Floyd4 hr
Jun 27, 10:03 PM CDTFlash Flood WarningARXAllamakee, Winneshiek4 hr
Jun 27, 10:03 PM CDTFlash Flood WarningARXCrawford, Richland4 hr
Jun 27, 10:08 PM CDTTornado WarningDMXButler32 min
Jun 27, 10:16 PM CDTFlash Flood WarningARXHoward4 hr
Jun 27, 10:38 PM CDTTornado WarningDMXBremer, Butler32 min
Jun 27, 10:45 PM CDTSevere Thunderstorm WarningDMXButler50 min
Jun 27, 10:51 PM CDTSevere Thunderstorm WarningARXFayette, Winneshiek54 min
Jun 27, 11:10 PM CDTSevere Thunderstorm WarningDMXBremer50 min
Jun 27, 11:55 PM CDTSevere Thunderstorm WarningARXFayette50 min

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 0.0 hours before the alert went out and 193 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 1998-06-28Temperature 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, Minneapolis, MN at 00:00Z on 1998-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 square meters per square second.1939587897Sfc1 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
2178 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
238 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

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
Jun 27, 9:00 PM CDTSevere Thunderstorm WatchSPCAdair, Adams, Audubon, Benton, Black Hawk, Boone and 38 more4 hr
Jun 28, 12:30 AM CDTSevere Thunderstorm WatchSPCBenton, Black Hawk, Buchanan, Cedar, Clinton, Delaware and 23 more5 hr
Jun 27, 9:00 PM CDTSevere Thunderstorm WatchSPCAitkin, Becker, Beltrami, Benton, Cass, Clay and 28 more5 hr
Jun 27, 9:45 PM CDTSevere Thunderstorm WatchSPCAdams, Brown, Calumet, Columbia, Dane, Dodge and 23 more5 hr

Nearby

Tornado Watches in Wisconsin, 1998Tornado Watches in Iowa, 1998Tornado Watches in Minnesota, 1998Every tornado watch in 1998

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.