Alert archive / Wisconsin / Tornado Warnings in 2006

Tornado Warning 9, NWS Green Bay, WI

July 9, 2006Door County, Wisconsin

NWS Green Bay, WI issued this tornado warning at Jul 9, 2006, 2:44 PM CDT for Door County, Wisconsin. It was in force for 16 min. 1 report 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: Jul 9, 2006, 2:44 PM CDT (19:44 UTC)
Expired: Jul 9, 2006, 3:00 PM CDT
In force: 16 min
Issued by: NWS Green Bay, WI
Area: Counties, with a storm outline in the text

County Door County, WI

The radar

The Green Bay radar (KGRB), 88 km from the middle of the area, began a volume at 19:44 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

Time	Report	Where	Remark
Jul 9, 2:55 PM CDT	TSTM WND DMG	Institute, WI	POWERLINES REPORTED DOWN IN INSTITUTE. REPORTED RELAYED TO NWS FROM WFRV TV IN GREEN BAY.

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.

Issued	Product	Office	Lasted
Jul 9, 1:49 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 7.7 hours before the alert went out and 89 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: 727 J/kg
Mixed-layer CIN: -136 J/kg
Mixed-layer LCL: 888 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 63 m²/s²
0-3 km storm-relative helicity: 112 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.6

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KGRB 091944
TORGRB
WIC029-092030-
/O.NEW.KGRB.TO.W.0009.060709T1944Z-060709T2030Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
244 PM CDT SUN JUL 9 2006

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A

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

* UNTIL 330 PM CDT

* AT 240 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING A TORNADO 6 MILES WEST OF EGG HARBOR...OR
  ABOUT 10 MILES EAST OF MARINETTE...MOVING SOUTHEAST AT 30 MPH.

* THE TORNADO WILL BE NEAR...
  EGG HARBOR BY 250 PM...

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

DOPPLER RADAR INDICATES STRONG ROTATION WITH 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.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.

LAT...LON 4515 8745 4499 8755 4477 8707 4508 8688

$$

MG

1 follow-up statement

000 
WWUS53 KGRB 092000
SVSGRB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
300 PM CDT SUN JUL 9 2006

WIC029-092010-
/O.CAN.KGRB.TO.W.0009.000000T0000Z-060709T2030Z/
DOOR WI-
300 PM CDT SUN JUL 9 2006

...THE TORNADO WARNING FOR DOOR COUNTY IS CANCELLED...

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

GUSTY WINDS AND HAIL ARE STILL POSSIBLE WITH THESE THUNDERSTORMS.

LAT...LON 4515 8745 4499 8755 4477 8707 4508 8688

$$

MG

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 9, 1:28 PM CDT	Severe Thunderstorm Warning	GRB	Marinette	47 min
Jul 9, 1:50 PM CDT	Special Marine Warning	GRB		85 min
Jul 9, 2:15 PM CDT	Severe Thunderstorm Warning	GRB	Marinette	30 min
Jul 9, 2:33 PM CDT	Severe Thunderstorm Warning	GRB	Door	42 min
Jul 9, 3:08 PM CDT	Special Marine Warning	GRB		22 min
Jul 9, 3:55 PM CDT	Marine Weather Statement	GRB		50 min

Nearby

Tornado Warnings in Wisconsin, 2006 Every tornado warning in 2006 Tornadoes in 2006

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.