Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 13, NWS Green Bay, WI

June 13, 1990Green Lake County, Marquette County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at Jun 13, 1990, 12:47 AM CDT for Green Lake County, Marquette County, Wisconsin. It was in force for 43 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: Jun 13, 1990, 12:47 AM CDT (05:47 UTC)
Expired: Jun 13, 1990, 1:30 AM CDT
In force: 43 min
Issued by: NWS Green Bay, WI
Area: Whole counties

Counties Green Lake County, WI, Marquette 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

Time	Report	Where	Remark
Jun 13, 1:30 AM CDT	Thunderstorm Wind 0	Marquette, 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 00:00Z, 5.8 hours before the alert went out and 116 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: 1537 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 1340 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 85 m²/s²
0-3 km storm-relative helicity: 152 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 6.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMSN 130547
SVRMSN
WIC047-077-130630-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE MADISON WI
1247 AM CDT WED JUN 13 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 130 AM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE SOUTH CENTRAL PART OF WISCONSIN
      GREEN-LAKE...MARQUETTE

AT 1240 AM THIS WEDNESDAY MORNING RADAR DETECTED A SEVERE
THUNDERSTORM 15 MILES NORTHWEST OF PORTAGE.  DAMAGING WINDS
OF 55 MPH TOPPLING TREES HAVE BEEN REPORTED WITH THIS STORM
AND HAIL IS LIKELY.

MOVEMENT OF THE STORM HAS BECOME MORE NORTHEASTWARD IN THE
LAST ONE-HALF HOUR.

CITIES IN THE PATH OF THIS STORM ARE MONTICELLO AND GREEN LAKE.

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.

NOAH

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 13, 12:24 AM CDT	Severe Thunderstorm Warning	GRB	Adams, Juneau	51 min
Jun 13, 1:37 AM CDT	Severe Thunderstorm Warning	GRB	Adams, Juneau	53 min
Jun 13, 1:37 AM CDT	Severe Thunderstorm Warning	GRB	Marquette	53 min
Jun 13, 2:06 AM CDT	Severe Thunderstorm Warning	GRB	Waushara	39 min
Jun 13, 2:45 AM CDT	Severe Thunderstorm Warning	GRB	Adams, Marquette, Waushara	45 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1990 Every severe thunderstorm warning in 1990

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.