Alert archive / Wisconsin / Tornado Warnings in 2005

Tornado Warning 35, NWS Green Bay, WI

August 18, 2005Outagamie County, Wisconsin

NWS Green Bay, WI issued this tornado warning at Aug 18, 2005, 8:02 PM CDT for Outagamie County, Wisconsin. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 18, 2005, 8:02 PM CDT (01:02 UTC)
Expired
Aug 18, 2005, 8:30 PM CDT
In force
28 min
Issued by
NWS Green Bay, WI
Area
Counties, with a storm outline in the text

County Outagamie County, WI

The radar

The Green Bay radar (KGRB), 32 km from the middle of the area, began a volume at 01:04 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.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 1.0 hours before the alert went out and 32 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 00:00Z on 2005-08-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 7 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 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 00:00Z on 2005-08-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.1939Sfc1 km3 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
7 J/kg
Mixed-layer CIN
-105 J/kg
Mixed-layer LCL
832 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
161 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 190102
TORGRB
WIC087-190130-
/O.NEW.KGRB.TO.W.0035.050819T0102Z-050819T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
802 PM CDT THU AUG 18 2005

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A

* TORNADO WARNING FOR...
  OUTAGAMIE COUNTY IN NORTHEAST WISCONSIN

* UNTIL 830 PM CDT

* AT 759 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING A TORNADO 14 MILES WEST OF BLACK CREEK...OR
  ABOUT 18 MILES EAST OF WAUPACA...MOVING NORTHEAST AT 15 MPH.

* THE TORNADO WILL BE NEAR...
  LEEMAN BY 830 PM...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

ANOTHER CIRCULATION NORTH OF MENASHA WILL AFFECT SOUTHERN OUTAGAMIE 
COUNTY NEAR APPLETON. ANY OF THESE STORMS MAY PRODUCE A TORNADO AT 
ANY TIME.

LAT...LON 4459 8871 4425 8871 4426 8820 4458 8820

$$

KURIMSKI
2 follow-up statements
000 
WWUS53 KGRB 190112
SVSGRB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
812 PM CDT THU AUG 18 2005

WIC087-190130-
/O.CON.KGRB.TO.W.0035.000000T0000Z-050819T0130Z/
OUTAGAMIE WI-
812 PM CDT THU AUG 18 2005

...A TORNADO WARNING CONTINUES UNTIL 830 PM CDT FOR OUTAGAMIE
COUNTY...

AT 808 PM...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD.  THIS
TORNADO WAS LOCATED NEAR KIMBERLY...OR ABOUT NEAR APPLETON...MOVING
NORTHEAST AT 25 MPH.

THE TORNADO WILL BE NEAR...
  FREEDOM BY 820 PM...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4459 8871 4425 8871 4426 8820 4458 8820

$$

KURIMSKI
000 
WWUS53 KGRB 190128
SVSGRB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
828 PM CDT THU AUG 18 2005

WIC087-190138-
/O.EXP.KGRB.TO.W.0035.000000T0000Z-050819T0130Z/
OUTAGAMIE WI-
828 PM CDT THU AUG 18 2005

...THE TORNADO WARNING FOR OUTAGAMIE COUNTY EXPIRES AT 830 PM CDT...

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

HEAVY RAIN IS STILL POSSIBLE WITH ADDITIONAL THUNDERSTORMS.

LAT...LON 4459 8871 4425 8871 4426 8820 4458 8820

$$

KURIMSKI

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 18, 7:45 PM CDTTornado WarningGRBOutagamie, Waupaca30 min
Aug 18, 7:48 PM CDTTornado WarningGRBWinnebago27 min
Aug 18, 9:46 PM CDTSpecial Marine WarningGRB91 min

Nearby

Tornado Warnings in Wisconsin, 2005Every tornado warning in 2005Tornadoes in 2005

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; radar from the NEXRAD Level II archive.