Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 25, NWS Milwaukee, WI

June 15, 1997Green Lake County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Jun 15, 1997, 5:00 PM CDT for Green Lake County, Wisconsin. It was in force for 60 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 15, 1997, 5:00 PM CDT (22:00 UTC)
Expired
Jun 15, 1997, 6:00 PM CDT
In force
60 min
Issued by
NWS Milwaukee, WI
Area
Whole counties

County Green Lake County, WI

The radar

The Milwaukee radar (KMKX), 101 km from the middle of the area, began a volume at 22:03 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jun 15, 5:20 PM CDTThunderstorm WindGreen Lake, 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.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 10.0 hours before the alert went out and 107 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 1997-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1997-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 106 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1848 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
106 m²/s²
0-3 km storm-relative helicity
120 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.

340 
WUUS1 KMKE 152200 RRA
SVRMKE
WIC047-152300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
500 PM CDT SUN JUN 15 1997

* SEVERE THUNDERSTORM WARNING FOR
  GREEN LAKE COUNTY - CENTRAL WISCONSIN

* UNTIL 600 PM CDT
 
* SOME LOCATIONS AFFECTED
  PRINCETON
  GREEN LAKE
  MARQUETTE
  DALTON

* AT 500 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE
  OF SEVERE THUNDERSTORMS 5 MILES WEST OF PRINCETON...OR 10 MILES
  WEST OF GREEN LAKE SOUTHWEST TO 5 MILES WEST OF DALTON. THE LINE
  OF STORMS WAS RACING EAST AT 50 MPH.  EXPECT WINDS IN EXCESS OF
  50 MPH WITH THESE STORMS.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD MOVE
INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DO NOT USE
TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL
THE STORM HAS PASSED.

DAVIS/HENTZ

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 3:56 PM CDTSevere Thunderstorm WarningMKXSauk59 min
Jun 15, 4:38 PM CDTSevere Thunderstorm WarningMKXIowa62 min
Jun 15, 4:38 PM CDTSevere Thunderstorm WarningMKXColumbia, Marquette62 min
Jun 15, 4:47 PM CDTSevere Thunderstorm WarningMKXSauk58 min
Jun 15, 5:10 PM CDTSevere Thunderstorm WarningMKXDane65 min
Jun 15, 5:30 PM CDTSevere Thunderstorm WarningMKXIowa, Lafayette60 min
Jun 15, 5:33 PM CDTSevere Thunderstorm WarningMKXDodge, Fond du Lac67 min
Jun 15, 5:38 PM CDTSevere Thunderstorm WarningMKXColumbia47 min
Jun 15, 6:03 PM CDTSevere Thunderstorm WarningMKXJefferson57 min
Jun 15, 6:12 PM CDTSevere Thunderstorm WarningMKXDane48 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1997Every severe thunderstorm warning in 1997

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; radar from the NEXRAD Level II archive.