Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 44, NWS Milwaukee, WI

June 24, 1997Marquette County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Jun 24, 1997, 4:03 PM CDT for Marquette County, Wisconsin. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 24, 1997, 4:03 PM CDT (21:03 UTC)
Expired
Jun 24, 1997, 4:35 PM CDT
In force
32 min
Issued by
NWS Milwaukee, WI
Area
Whole counties

County Marquette County, WI

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 24, 1:45 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.1 hours before the alert went out and 127 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 1997-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1293 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 1997-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 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
1293 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
1072 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
46 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMKE 242103 RRA
SVRMKE
WIC077-242135-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
403 PM CDT TUE JUN 24 1997

* SEVERE THUNDERSTORM WARNING FOR
  MARQUETTE COUNTY - CENTRAL WISCONSIN

* UNTIL 435 PM CDT
 
* SOME LOCATIONS AFFECTED
  OXFORD
  WESTFIELD
  HARRISVILLE
  MONTELLO

* AT 400 PM LOCAL LAW ENFORCEMENT REPORTED A SEVERE THUNDERSTORM 5
  MILES SOUTHWEST OF OXFORD. THE STORM WAS MOVING NORTHEAST AT 40
  MPH.

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.

A T&ORNADO WATCH IS ALSO IN EFFECT. REMEMBER...THUNDERSTORMS CAN AND
OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING.

DAVIS/JH

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, Jun 24, 11:15 AM CDT, 4 hours 48 minutes before
WIZ046-047-051-052-054>072-251200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1115 AM CDT TUE JUN 24 1997

...LOW RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND TONIGHT
FOR SOUTHCENTRAL AND SOUTHEAST WISCONSIN...

THREAT...
DAMAGING WINDS...LOCALLY HEAVY RAINS.

DISCUSSION...
A VERY WARM MOIST AND UNSTABLE AIR MASS REMAINS OVER THE AREA. A COLD
FRONT APPROACHING WESTERN WISCONSIN IS FORECAST TO TRIGGER THUNDERSTORMS
IN THIS AIR MASS THIS AFTERNOON AND TONIGHT. SOME OF THESE STORMS
COULD BECOME SEVERE AFTER 3PM AND WILL BECOME MORE NUMEROUS OVER THE
AREA TONIGHT.

SPOTTER ACTIVATION...
STORM SPOTTER GROUPS MAY NEED TO BE ACTIVATED AFTER 3PM TODAY.
HELAMN
Special weather statement, Jun 24, 11:30 AM CDT, 4 hours 33 minutes before
WIZ046-047-051-052-054>072-251200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1115 AM CDT TUE JUN 24 1997

...LOW RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND TONIGHT
FOR SOUTHCENTRAL AND SOUTHEAST WISCONSIN...

THREAT...
DAMAGING WINDS...LOCALLY HEAVY RAINS.

DISCUSSION...
A VERY WARM MOIST AND UNSTABLE AIR MASS REMAINS OVER THE AREA. A COLD
FRONT APPROACHING WESTERN WISCONSIN IS FORECAST TO TRIGGER THUNDERSTORMS
IN THIS AIR MASS THIS AFTERNOON AND TONIGHT. SOME OF THESE STORMS
COULD BECOME SEVERE AFTER 3PM AND WILL BECOME MORE NUMEROUS OVER THE
AREA TONIGHT.

SPOTTER ACTIVATION...
STORM SPOTTER GROUPS MAY NEED TO BE ACTIVATED AFTER 3PM TODAY.
HELAMN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 24, 4:13 PM CDTSevere Thunderstorm WarningMKXGreen47 min
Jun 24, 4:46 PM CDTSevere Thunderstorm WarningMKXDane, Rock64 min
Jun 24, 4:59 PM CDTSevere Thunderstorm WarningMKXDodge, Jefferson61 min
Jun 24, 5:20 PM CDTSevere Thunderstorm WarningMKXWalworth45 min
Jun 24, 5:20 PM CDTSevere Thunderstorm WarningMKXFond du Lac45 min
Jun 24, 5:27 PM CDTSevere Thunderstorm WarningMKXWashington, Waukesha48 min
Jun 24, 5:45 PM CDTSevere Thunderstorm WarningMKXMilwaukee, Ozaukee60 min
Jun 24, 5:45 PM CDTSevere Thunderstorm WarningMKXSheboygan60 min
Jun 24, 6:04 PM CDTSevere Thunderstorm WarningMKXKenosha, Racine, Walworth61 min
Jun 24, 6:04 PM CDTSevere Thunderstorm WarningMKXWaukesha61 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; the sounding from the Mesonet's radiosonde archive.