Alert archive / Wisconsin / Tornado Warnings in 2007

Tornado Warning 7, NWS Green Bay, WI

June 7, 2007Marathon County, Wisconsin

NWS Green Bay, WI issued this tornado warning at Jun 7, 2007, 3:55 PM CDT for Marathon County, Wisconsin. It was in force for 47 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 7, 2007, 3:55 PM CDT (20:55 UTC)
Expired
Jun 7, 2007, 4:42 PM CDT
In force
47 min
Issued by
NWS Green Bay, WI
Area
Counties, with a storm outline in the text

County Marathon County, WI

The radar

The Green Bay radar (KGRB), 120 km from the middle of the area, began a volume at 20:56 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 7, 4:01 PM CDTTORNADO9 E Mosinee, WIHOUSE LEVELED, TREE DAMAGE. TORNADO ON THE GROUND. TIME APPROX. TORNADO STILL ON GROUND AT 407 PM.
Jun 7, 4:10 PM CDTTORNADOPike Lake, WITIME APPROX. HOUSE DESTROYED, ANOTHER LOST ROOF. ON HWY Y
Jun 7, 4:14 PM CDTTORNADOHatley, WITORNADO REPORTED LIFTED AT 415 PM. SPOTTERS CONTINUE TO FOLLOW.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 7, 11:34 AM CDTTornado Watch PDSSPC10 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.9 hours before the alert went out and 121 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 2007-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 33 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 2007-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 212 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
33 J/kg
Mixed-layer CIN
-754 J/kg
Mixed-layer LCL
992 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
212 m²/s²
0-3 km storm-relative helicity
214 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 
WFUS53 KGRB 072055
TORGRB
WIC073-072145-
/O.NEW.KGRB.TO.W.0007.070607T2055Z-070607T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
355 PM CDT THU JUN 7 2007

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN MARATHON COUNTY IN CENTRAL WISCONSIN...

* UNTIL 445 PM CDT

* AT 352 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING A TORNADO 6 MILES SOUTHEAST OF MOSINEE...OR
  ABOUT 15 MILES NORTH OF STEVENS POINT...MOVING NORTHEAST AT 50 MPH.

* THE TORNADO WILL BE NEAR...
  BEVENT BY 405 PM...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
DESTRUCTIVE HAIL AND WIDESPREAD DAMAGING WINDS.

SEEK SHELTER IMMEDIATELY. MOVE TO A SHELTER BELOW GROUND IF
AVAILABLE. OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR. DO NOT RUN OUTSIDE TO FIND THE TORNADO.

IF YOU ARE AT A LARGE OUTDOOR GATHERING...REMAIN CALM. FOLLOW THE
INSTRUCTIONS PROVIDED BY LOCAL AUTHORITIES.

LAT...LON 4469 8976 4468 8922 4511 8923 4513 8973

$$

KURIMSKI
5 follow-up statements
000 
WWUS53 KGRB 072105
SVSGRB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
405 PM CDT THU JUN 7 2007

WIC073-072145-
/O.CON.KGRB.TO.W.0007.000000T0000Z-070607T2145Z/
MARATHON WI-
405 PM CDT THU JUN 7 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR EASTERN 
MARATHON COUNTY...

AT 401 PM...DOPPLER RADAR CONTINUED TO INDICATE A TORNADO.  THIS
TORNADO WAS LOCATED 6 MILES NORTHWEST OF BEVENT...OR ABOUT 13 MILES
SOUTHEAST OF WAUSAU...MOVING NORTHEAST AT 55 MPH.

* THE TORNADO WILL BE NEAR...
  HATLEY AND RINGLE BY 410 PM...
  NORRIE BY 415 PM...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

IF YOU ARE AT A LARGE OUTDOOR GATHERING...REMAIN CALM. FOLLOW THE
INSTRUCTIONS PROVIDED BY LOCAL AUTHORITIES.

LAT...LON 4469 8976 4468 8922 4511 8923 4505 8961

$$

KURIMSKI
000 
WWUS53 KGRB 072110
SVSGRB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
410 PM CDT THU JUN 7 2007

WIC073-072145-
/O.CON.KGRB.TO.W.0007.000000T0000Z-070607T2145Z/
MARATHON WI-
410 PM CDT THU JUN 7 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR EASTERN 
MARATHON COUNTY...

AT 409 PM...TRAINED WEATHER SPOTTERS REPORTED A TORNADO.  THIS
TORNADO WAS LOCATED NEAR HATLEY...OR ABOUT 14 MILES EAST OF WAUSAU...
MOVING NORTHEAST AT 55 MPH.

* THE TORNADO WILL BE NEAR...
  HOGARTY BY 420 PM...

A TORNADO IS ON THE GROUND IF YOU ARE IN THE PATH OF THIS TORNADO...
SEEK SHELTER IMMEDIATELY. IF NO UNDERGROUND SHELTER IS AVAILABLE...
MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR.

LAT...LON 4469 8976 4468 8922 4511 8923 4505 8961

$$

KURIMSKI
000 
WWUS53 KGRB 072131
SVSGRB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
431 PM CDT THU JUN 7 2007

WIC073-072145-
/O.CON.KGRB.TO.W.0007.000000T0000Z-070607T2145Z/
MARATHON WI-
431 PM CDT THU JUN 7 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR EASTERN 
MARATHON COUNTY...

AT 426 PM...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE 
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. ALTHOUGH THE INITIAL 
STORM HAS MOVED OUT OF THE COUNTY...ADDITIONAL THUNDERSTORMS COULD 
PRODUCE TORNADOES.  THE MOST DANGEROUS PART OF THE STORM WAS 
LOCATED NEAR BEVENT...OR ABOUT 18 MILES SOUTHEAST OF WAUSAU...MOVING 
NORTHEAST AT 75 MPH.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

IF YOU ARE AT A LARGE OUTDOOR GATHERING...REMAIN CALM. FOLLOW THE
INSTRUCTIONS PROVIDED BY LOCAL AUTHORITIES.

LAT...LON 4469 8976 4468 8922 4511 8923 4505 8961

$$

KURIMSKI
000 
WWUS53 KGRB 072140
SVSGRB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
438 PM CDT THU JUN 7 2007

WIC073-072145-
/O.CON.KGRB.TO.W.0007.000000T0000Z-070607T2145Z/
MARATHON WI-
438 PM CDT THU JUN 7 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR EASTERN 
MARATHON COUNTY...

AT 434 PM...THE STORM WHICH PRODUCED THE TORNADO OVER EASTERN 
MARATHON COUNTY EARLIER HAS MOVED EAST OF THE COUNTY...HOWEVER 
STRONG STORMS WILL LINGER OVER FAR EASTERN MARATHON COUNTY THROUGH 
445 PM. 

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  HOGARTY.

LAT...LON 4469 8976 4468 8922 4511 8923 4505 8961

$$
000 
WWUS53 KGRB 072142
SVSGRB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
442 PM CDT THU JUN 7 2007

WIC073-072152-
/O.CAN.KGRB.TO.W.0007.000000T0000Z-070607T2145Z/
MARATHON WI-
442 PM CDT THU JUN 7 2007

...THE TORNADO WARNING FOR EASTERN MARATHON COUNTY IS CANCELLED...

THE SEVERE THUNDERSTORM THAT PROMPTED THE WARNING HAS MOVED OUT OF 
THE AREA.

LAT...LON 4469 8976 4468 8922 4511 8923 4505 8961

$$

HELMAN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 4:23 AM CDTWind AdvisoryGRBBrown, Calumet, Door, Florence, Forest, Kewaunee and 16 more15 hr
Jun 7, 2:47 PM CDTSevere Thunderstorm WarningGRBWood58 min
Jun 7, 3:02 PM CDTTornado WarningGRBWood43 min
Jun 7, 3:09 PM CDTSevere Thunderstorm WarningGRBVilas36 min
Jun 7, 3:39 PM CDTSevere Thunderstorm WarningGRBMarathon66 min
Jun 7, 3:46 PM CDTTornado WarningGRBWood44 min
Jun 7, 4:09 PM CDTTornado WarningGRBShawano36 min
Jun 7, 4:25 PM CDTTornado WarningGRBWood20 min
Jun 7, 4:26 PM CDTTornado WarningGRBPortage40 min
Jun 7, 4:29 PM CDTTornado WarningGRBLanglade, Menominee46 min
Jun 7, 4:42 PM CDTSevere Thunderstorm WarningGRBShawano33 min
Jun 7, 4:51 PM CDTTornado WarningGRBOconto39 min
Jun 7, 5:10 PM CDTTornado WarningGRBMarinette41 min
Jun 7, 5:15 PM CDTTornado WarningGRBShawano29 min
Jun 7, 5:48 PM CDTSevere Thunderstorm WarningGRBWaushara27 min
Jun 7, 5:49 PM CDTSevere Thunderstorm WarningGRBOconto23 min
Jun 7, 5:56 PM CDTSpecial Marine WarningGRB73 min
Jun 7, 6:02 PM CDTSevere Thunderstorm WarningGRBOutagamie, Winnebago43 min
Jun 7, 6:16 PM CDTSevere Thunderstorm WarningGRBMarinette22 min
Jun 7, 6:50 PM CDTMarine Weather StatementGRB85 min
Jun 7, 6:54 PM CDTSpecial Marine WarningGRB61 min

Nearby

Tornado Warnings in Wisconsin, 2007Every tornado warning in 2007Tornadoes in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.