Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1988

Severe Thunderstorm Warning 4, NWS Green Bay, WI

May 8, 1988Iowa County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at May 8, 1988, 4:30 PM CDT for Iowa County, Wisconsin. It was in force for 45 min. 1 report 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
May 8, 1988, 4:30 PM CDT (21:30 UTC)
Expired
May 8, 1988, 5:15 PM CDT
In force
45 min
Issued by
NWS Green Bay, WI
Area
Whole counties

County Iowa County, WI

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
May 8, 4:45 PM CDTTornado F1Iowa, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.5 hours before the alert went out and 232 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 1988-05-08Temperature 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 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 1988-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 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
1662 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
141 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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, May 8, 3:28 PM CDT, 1 hour 2 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
330 PM CDT SUN MAY 8 1988

...TORNADO WATCH REMAINS IN EFFECT UNTIL 9PM CDT...
RADAR INDICATED AT 330 PM CDT STRONG THUNDERSTORMS WITH VERY HEAVY
RAIN...STRONG WINDS AND DANGEROUS LIGHTNING MOVING INTO THE CENTRAL
PORTIONS OF WISCONSIN. NORTHEAST AND EAST CENTRAL WISCONSIN CAN
EXPECT THESE THUNDERSTORMS TO MOVE IN FROM THE WEST AS THE AFTERNOON
WEARS ON. LATE AFTERNOON AND EVENING SHOULD SHOW SCATTERED SHOWERS AND
THUNDERSTORMS OVER NORTHEAST AND EAST CENTRAL WISCONSIN.
SOME OF THESE STORMS WILL PRODUCE DAMANAGING WINDS...HEAVY RAINS AND
DANGEROUS LIGHTNING. PERSONS SHOULD REMAIN ON THE ALERT FOR SEVERE
WEATHER AND LISTENING FORT LATER STATEMENTS AND POSSIBLE WARNINGS.
PLH

The office that day

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

IssuedProductOfficeCountiesLasted
May 8, 4:15 PM CDTTornado WarningGRBRichland45 min
May 8, 4:21 PM CDTSevere Thunderstorm WarningGRBIowa39 min
May 8, 4:42 PM CDTSevere Thunderstorm WarningGRBSauk48 min
May 8, 5:01 PM CDTTornado WarningGRBJuneau, Sauk29 min
May 8, 5:05 PM CDTTornado WarningGRBDane, Green40 min
May 8, 5:26 PM CDTTornado WarningGRBColumbia49 min
May 8, 5:37 PM CDTSevere Thunderstorm WarningGRBGreen Lake, Marquette68 min
May 8, 5:37 PM CDTSevere Thunderstorm WarningGRBAdams68 min
May 8, 6:11 PM CDTSevere Thunderstorm WarningGRBWaushara34 min
May 8, 6:28 PM CDTSevere Thunderstorm WarningGRBWaupaca62 min
May 8, 6:41 PM CDTSevere Thunderstorm WarningGRBOutagamie, Winnebago64 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1988Every severe thunderstorm warning in 1988

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.