Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 9, NWS Green Bay, WI

May 16, 1992Shawano County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at May 16, 1992, 6:31 PM CDT for Shawano County, Wisconsin. It was in force for 59 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 16, 1992, 6:31 PM CDT (23:31 UTC)
Expired: May 16, 1992, 7:30 PM CDT
In force: 59 min
Issued by: NWS Green Bay, WI
Area: Whole counties

County Shawano County, WI

What was reported inside it

Time	Report	Where	Remark
May 16, 7:35 PM CDT	Thunderstorm Wind 0	Shawano, 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, 11.5 hours before the alert went out and 63 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: NaN m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 141 m²/s²
0-3 km storm-relative helicity: 169 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 162331
SVRGRB
WIC115-170030-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE GREEN BAY WI
631 PM CDT SAT MAY 16 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 730 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE NORTHEAST PART OF WISCONSIN
      SHAWANO

AT 630 PM...WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM
LOCATED 45 MILES NORTHWEST OF GREEN BAY NEAR MARION IN SHAWANO
COUNTY.

THE STORM IS MOVING TO THE EAST AT 35 TO 40 MPH AND WILL BE
AFFECTING THE PULASKI AREA AROUND 715 PM.

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.

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.

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, May 16, 6:04 PM CDT, 27 minutes before

WIZ005-008-009-012-013-DDHHMM-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
605 PM CDT SAT MAY 16 1992

...TORNADO WATCH IN EFFECT FOR NORTHEAST WISCONSIN UNTIL 9 PM...
...STRONG THUNDERSTORMS CONTINUE TO RUMBLE ACROSS PORTIONS OF NORTHEAST
WISCONSIN...
...URBAN AND SMALL STREAM FLOOD ADVISORY UNTIL 7 PM FOR SHAWANO...OCONTO
AND MENOMINEE COUNTIES...

AT 555 PM...WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS CONTINUE
TO MOVE ACROSS PORTIONS OF NORTHEAST WISCONSIN FROM 60 MILES NORTHWEST
OF GREEN BAY...OR NEAR MATTOON IN NORTHWEST SHAWANO COUNTY...TO 40 MILES
NORTH OF GREEN BAY...OR NEAR PESHTIGO IN MARINETTE COUNTY.  THESE STORMS
CONTINUE TO MOVE TO THE EAST AT 35 TO 40 MPH.

THESE STORMS WILL PRODUCE BRIEF HEAVY RAINS...STRONG GUSTY WINDS...
DANGEROUS LIGHTNING...AND SMALL HAIL.  IF THREATENING WEATHER APPROACHES...
SEEK INDOOR SHELTER.
THE THUNDERSTORMS ARE BEING PRODUCED BY A STORM CENTER IN NORTHERN
MINNESOTA AND COLD FRONT MOVING INTO CENTRAL MINNESOTA EARLY THIS
EVENING.  SHOWERS AND THUNDERSTORMS...SOME SEVERE...ARE LIKELY TONIGHT
ACROSS THE REGION.

TEMPERATURES WILL REMAIN MILD FOR MID MAY...DROPPING ONLY INTO THE
60S BEFORE MIDNIGHT.  WINDS HOWEVER WILL REMAIN STRONG FROM THE SOUTH
AT SPEEDS OF 15 TO 30 MPH.

STAYED TUNED TO YOUR NOAA WEATHER RADIO FOR FURTHER UPDATES...WARNINGS
AND STATEMENTS.

ISAACSON

The office that day

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

Issued	Product	Office	Counties	Lasted
May 16, 3:44 PM CDT	Severe Thunderstorm Warning	GRB	Juneau	31 min
May 16, 3:45 PM CDT	Severe Thunderstorm Warning	GRB	Menominee	45 min
May 16, 4:06 PM CDT	Severe Thunderstorm Warning	GRB	Shawano	69 min
May 16, 4:20 PM CDT	Severe Thunderstorm Warning	GRB	Marinette, Oconto	55 min
May 16, 6:21 PM CDT	Severe Thunderstorm Warning	GRB	Menominee, Oconto	69 min
May 16, 6:50 PM CDT	Flash Flood Warning	GRB	Menominee, Shawano	3 hr

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.