Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 76, NWS Green Bay, WI

August 19, 1994Green County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at Aug 19, 1994, 3:44 PM CDT for Green County, Wisconsin. It was in force for 46 min.

The area

The counties it named.

The facts

Issued
Aug 19, 1994, 3:44 PM CDT (20:44 UTC)
Expired
Aug 19, 1994, 4:30 PM CDT
In force
46 min
Issued by
NWS Green Bay, WI
Area
Whole counties

County Green County, WI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.7 hours before the alert went out and 234 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 1994-08-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 15 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 1994-08-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -19 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
15 J/kg
Mixed-layer CIN
-245 J/kg
Mixed-layer LCL
690 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
-19 m²/s²
0-3 km storm-relative helicity
27 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS1 KMSN 192044 RRA
SVRMSN
WIC045-192130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MADISON WI
344 PM CDT FRI AUG 19 1994
 
THE NATIONAL WEATHER SERVICE IN MADISON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  430 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL WISCONSIN
 
   ...GREEN COUNTY
 
THE SEVERE THUNDERSTORM WARNING FOR GREEN COUNTY HAS BEEN EXTENDED UNTIL
430 PM CDT.
 
AT 339 PM CDT 1 INCH TO LARGER THAN GOLFBALL SIZED HAIL WAS REPORTED BY
GREEN COUNTY SHERIFF WEST OF MONROE OR 40 MILES SOUTHWEST OF MADISON.
THE SEVERE THUNDERSTORM WAS MOVING TO THE EAST AT 30 MILES AN HOUR.
 
SOME CITIES IN THE PATH OF THIS SEVERE THUNDERSTORM ARE MONROE...JUDA...
AND BRODHEAD.
 
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
PIERCE
&

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, Aug 19, 2:13 PM CDT, 1 hour 31 minutes before
WIZ011>013-019>022-031-037>040-048>050-192015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
213 PM CDT FRI AUG 19 1994

...STRONG THUNDERSTORMS APPROACHING NORTHEAST WISCONSIN...

AT 210 PM INTENSE THUNDERSTORMS WERE LOCATED 15 MILES NORTH OF
WAUSAU...NEAR MERRILL...AND WERE MOVING EAST AT 30 MPH.  SMALL
HAIL...WINDS TO 40 MPH AND HEAVY RAINS ARE LIKELY WITH THESE STORMS.
CITIES IN THE PATH OF THESE STORMS INCLUDE ANTIGO IN LANGLADE COUNTY
AND ANIWA IN SHAWANO COUNTY.

NO SEVERE WEATHER HAS BEEN REPORTED AT THIS TIME.  HOWEVER...THESE
STORMS ARE BEING MONITORED AND MAY REACH SEVERE LIMITS THIS AFTERNOON.

MOEDE
Special weather statement, Aug 19, 2:15 PM CDT, 1 hour 29 minutes before
WIZ011>013-019>022-031-037>040-048>050-192015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
213 PM CDT FRI AUG 19 1994

...STRONG THUNDERSTORMS APPROACHING NORTHEAST WISCONSIN...

AT 210 PM INTENSE THUNDERSTORMS WERE LOCATED 15 MILES NORTH OF
WAUSAU...NEAR MERRILL...AND WERE MOVING EAST AT 30 MPH.  SMALL
HAIL...WINDS TO 40 MPH AND HEAVY RAINS ARE LIKELY WITH THESE STORMS.
CITIES IN THE PATH OF THESE STORMS INCLUDE ANTIGO IN LANGLADE COUNTY
AND ANIWA IN SHAWANO COUNTY.

NO SEVERE WEATHER HAS BEEN REPORTED AT THIS TIME.  HOWEVER...THESE
STORMS ARE BEING MONITORED AND MAY REACH SEVERE LIMITS THIS AFTERNOON.

MOEDE
Special weather statement, Aug 19, 2:38 PM CDT, 1 hour 6 minutes before
WIZ019-192040-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
238 PM CDT FRI AUG 19 1994

...SEVERE THUNDERSTORMS APPROACHING WESTERN LANGLADE COUNTY...

AT 235 PM WEATHER RADAR INDICATED SEVERE THUNDERSTORMS OVER
SOUTHERN LINCOLN COUNTY ABOUT 5 MILES WEST OF THE TOWN OF MERRILL
OR 30 MILES WEST OF THE CITY OF ANTIGO.  THESE STORMS WERE MOVING EAST
AT 30 MILES AN HOUR AND WILL MOVE INTO WESTERN LANGLADE COUNTY BY 3 PM
AND BE NEAR ANTIGO BY 330 PM.

THESE STORMS WILL PRODUCE LARGE HAIL...STRONG WINDS AND DEADLY
LIGHTNING.

PEOPLE IN WESTERN LANGLADE COUNTY SHOULD BE READY TO MOVE TO A PLACE
OF SAFETY WHEN THESE THUNDERSTORMS REACH YOUR LOCATION.

WWUS35KTLH.U
Special weather statement, Aug 19, 2:40 PM CDT, 1 hour 4 minutes before
WIZ019-192040-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
238 PM CDT FRI AUG 19 1994

...SEVERE THUNDERSTORMS APPROACHING WESTERN LANGLADE COUNTY...

AT 235 PM WEATHER RADAR INDICATED SEVERE THUNDERSTORMS OVER
SOUTHERN LINCOLN COUNTY ABOUT 5 MILES WEST OF THE TOWN OF MERRILL
OR 30 MILES WEST OF THE CITY OF ANTIGO.  THESE STORMS WERE MOVING EAST
AT 30 MILES AN HOUR AND WILL MOVE INTO WESTERN LANGLADE COUNTY BY 3 PM
AND BE NEAR ANTIGO BY 330 PM.

THESE STORMS WILL PRODUCE LARGE HAIL...STRONG WINDS AND DEADLY
LIGHTNING.

PEOPLE IN WESTERN LANGLADE COUNTY SHOULD BE READY TO MOVE TO A PLACE
OF SAFETY WHEN THESE THUNDERSTORMS REACH YOUR LOCATION.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 18, 8:37 PM CDTSevere Thunderstorm WarningGRBRock68 min
Aug 19, 10:08 AM CDTSevere Thunderstorm WarningGRBIowa, Richland, Sauk52 min
Aug 19, 12:13 PM CDTSevere Thunderstorm WarningGRBDane25 min
Aug 19, 1:56 PM CDTSevere Thunderstorm WarningGRBIowa64 min
Aug 19, 2:41 PM CDTSevere Thunderstorm WarningGRBDane64 min
Aug 19, 2:57 PM CDTSevere Thunderstorm WarningGRBGreen63 min
Aug 19, 3:03 PM CDTSevere Thunderstorm WarningGRBIowa42 min
Aug 19, 3:38 PM CDTSevere Thunderstorm WarningGRBRock57 min
Aug 19, 4:25 PM CDTSevere Thunderstorm WarningGRBGreen, Rock74 min
Aug 19, 4:25 PM CDTSevere Thunderstorm WarningGRBShawano51 min
Aug 19, 4:25 PM CDTSevere Thunderstorm WarningGRBWaupaca65 min
Aug 19, 5:25 PM CDTSevere Thunderstorm WarningGRBBrown, Outagamie, Waupaca50 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.