Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 44, NWS Green Bay, WI

July 7, 1994Dane County, Green County, Rock County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at Jul 7, 1994, 1:27 PM CDT for Dane County, Green County, Rock County, Wisconsin. It was in force for 63 min.

The area

The counties it named.

The facts

Issued
Jul 7, 1994, 1:27 PM CDT (18:27 UTC)
Expired
Jul 7, 1994, 2:30 PM CDT
In force
63 min
Issued by
NWS Green Bay, WI
Area
Whole counties

Counties Dane County, WI, Green County, WI, Rock County, WI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 6.5 hours before the alert went out and 212 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 1994-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 537 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 1994-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 square meters per square second.1939Sfc1 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
537 J/kg
Mixed-layer CIN
-68 J/kg
Mixed-layer LCL
739 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
43 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, Jul 7, 1:15 PM CDT, 12 minutes before
WIZ031-038-039-048-049-071915-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
115 PM CDT THU JUL 7 1994

...STRONG THUNDERSTORMS PUSHING INTO EAST-CENTRAL WISCONSIN...

AT 1PM CDT WEATHER SERVICE RADAR SHOWED STRONG THUNDERSTORMS
MOVING INTO OUTAGAMIE...WINNEBAGO AND WAUPACA COUNTIES. THE STRONGEST
STORMS IN THIS AREA WERE 40 MILES WEST AND SOUTHWEST OF THE CITY OF
GREEN BAY.

SOME TOWNS IN THE PATH OF THESE STORMS ARE NEW LONDON AND SHIOCTON
IN OUTAGAMIE COUNTY AND OSHKOSH IN WINNEBAGO BY ABOUT 120 PM CDT.

TORRENTIAL RAINS...DANGEROUS LIGHTNING AND SMALL HAIL ARE LIKELY
WITH THESE STORMS.

HEAVY RAINS HAVE SATURATED THE GROUND AND ADDITIONAL RAIN WILL PRODUCE
MORE FLOODING.  PERSONS LIVING IN FLOOD PRONE AREAS SHOULD MOVE TO
HIGHER GROUND.

PLH

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 6, 7:36 PM CDTTornado WarningGRBAdams24 min
Jul 6, 7:49 PM CDTTornado WarningGRBGreen Lake11 min
Jul 6, 7:57 PM CDTTornado WarningGRBWinnebago33 min
Jul 6, 8:28 PM CDTSevere Thunderstorm WarningGRBWaushara62 min
Jul 7, 2:26 PM CDTTornado WarningGRBDane, Iowa64 min
Jul 7, 2:51 PM CDTTornado WarningGRBColumbia, Sauk54 min
Jul 7, 3:54 PM CDTTornado WarningGRBGreen Lake, Marquette66 min
Jul 7, 4:26 PM CDTTornado WarningGRBWaushara64 min
Jul 7, 4:51 PM CDTTornado WarningGRBAdams, Juneau69 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1994Every severe thunderstorm warning in 1994

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.