Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 21, NWS Milwaukee, WI

June 17, 1996Sauk County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Jun 17, 1996, 2:22 PM CDT for Sauk County, Wisconsin. It was in force for 2 hr. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 17, 1996, 2:22 PM CDT (19:22 UTC)
Expired
Jun 17, 1996, 4:30 PM CDT
In force
2 hr
Issued by
NWS Milwaukee, WI
Area
Whole counties

County Sauk County, WI

What was reported inside it

TimeReportWhereRemark
Jun 17, 2:40 PM CDTTornado F0Prairie Du Sac, WI
Jun 17, 2:50 PM CDTTornado F1Prairie Du Sac, WI
Jun 17, 3:10 PM CDTThunderstorm WindBaraboo, WI

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 7.4 hours before the alert went out and 189 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 1996-06-17Temperature 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 12:00Z on 1996-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
502 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
235 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.

The office that day

Everything else NWS Milwaukee, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 16, 9:43 PM CDTSevere Thunderstorm WarningMKXSauk62 min
Jun 17, 1:21 AM CDTSevere Thunderstorm WarningMKXRock39 min
Jun 17, 3:00 AM CDTFlash Flood WarningMKXColumbia, Dane, Sauk3 hr
Jun 17, 3:00 AM CDTFlash Flood WarningMKXGreen, Rock3 hr
Jun 17, 3:00 AM CDTFlash Flood WarningMKXIowa, Lafayette3 hr
Jun 17, 2:22 PM CDTFlash Flood WarningMKXSauk2 hr
Jun 17, 2:46 PM CDTTornado WarningMKXSauk29 min
Jun 17, 2:55 PM CDTTornado WarningMKXColumbia50 min
Jun 17, 4:07 PM CDTFlash Flood WarningMKXColumbia2 hr
Jun 17, 4:46 PM CDTFlash Flood WarningMKXSauk119 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1996Every severe thunderstorm warning in 1996

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.