Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 2, NWS Green Bay, WI

April 15, 1992Oconto County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at Apr 15, 1992, 5:43 PM CDT for Oconto County, Wisconsin. It was in force for 62 min.

The area

The counties it named.

The facts

Issued: Apr 15, 1992, 5:43 PM CDT (22:43 UTC)
Expired: Apr 15, 1992, 6:45 PM CDT
In force: 62 min
Issued by: NWS Green Bay, WI
Area: Whole counties

County Oconto County, WI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 10.7 hours before the alert went out and 58 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 910 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 120 m²/s²
0-3 km storm-relative helicity: 212 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 
TTAA00 KGRB 152243
SVRGRB
WIC083-152345-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING 
NATIONAL WEATHER SERVICE GREEN BAY WI
543 PM CDT WED APR 15 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
AND SPECIAL MARINE WARNING EFFECTIVE UNTIL 645 PM CDT FOR 
PEOPLE IN THE FOLLOWING COUNTIES

   IN THE NORTHEAST PART OF WISCONSIN
      SOUTHERN OCONTO...SOUTHERN THE BAY OF GREEN BAY

...THIS WARNING ALSO INCLUDES THE ADJACENT COASTAL WATERS FOR THE
COUNTIES JUST MENTIONED

AT 540 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED ABOUT 15 MILES
NORTHWEST OF GREEN BAY JUST NORTH OF PULASKI.  THE STORM IS MOVING
TO THE EAST AT 35 MPH.  THE STORM WILL BE IN THE ABRAMS AREA AT
AROUND 550 PM AND WILL BE APPROACHING THE SOUTHERN BAY OF GREEN BAY
AROUND 615 PM.

THIS STORM HAS A HISTORY OF PRODUCING 3/4 INCH HAIL AS IT CROSSED
SHAWANO COUNTY.

THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH...PREPARE FOR
DAMAGING WINDS...LARGE HAIL...AND DEADLY LIGHTNING.  PEOPLE OUTSIDE
SHOULD MOVE TO SHELTER...PREFERABLY INSIDE A STRONG BUILDING.  ONCE
INSIDE...STAY AWAY FROM WINDOWS.

WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND NEAR WINDOWS.  DO NOT USE TELEPHONES
OR ELECTRICAL APPLIANCES UNTIL THE STORM HAS PASSED.  MOTORISTS
SHOULD AVOID LOW WATER CROSSINGS.

ISAACSON

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, Apr 15, 5:00 PM CDT, 43 minutes before

WIZ005-008-162330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
500 PM CDT FRI APR 10 1992

...THUNDERSTORMS WITH HEAVY RAINS AND HAIL MOVING ACROSS NORTHEAST
WISCONSIN...

AT 455 PM...WEATHER SERVICE RADAR INDICATED THUNDERSTORMS CONTAINING
HEAVY RAINS AND POSSIBLE SMALL HAIL WAS MOVING ACROSS SOUTHWEST SHAWANO
COUNTY 45 MILES NORTHWEST OF GREEN BAY NEAR MARION.  THE STORMS ARE MOVING
TO THE EAST AT 30 TO 35 MPH AND WILL BE IN THE SHAWANO AREA BY 530 PM.

THESE STORMS WILL CREATE HEAVY RAINS...SMALL HAIL...STRONG GUSTY WINDS...
AND DANGEROUS LIGHTNING.  PERSONS IN SHAWANO COUNTY SHOULD BE PREPARED TO
MOVE TO AN INDOOR SHELTER IF THREATENING WEATHER APPROACHES.

THESE STORMS WILL MOVE INTO SOUTHERN COUNTY AROUND 6 PM.  STAYED TUNED TO
YOUR NOAA WEATHER RADIO FOR FURTHER STATEMENTS.
ISAACSON

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 15, 5:15 PM CDT	Severe Thunderstorm Warning	GRB	Shawano	60 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1992 Every severe thunderstorm warning in 1992

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.