Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 21, NWS Green Bay, WI

May 24, 2007Menominee County, Shawano County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at May 24, 2007, 4:29 PM CDT for Menominee County, Shawano County, Wisconsin. It was in force for 24 min. 2 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: May 24, 2007, 4:29 PM CDT (21:29 UTC)
Expired: May 24, 2007, 4:53 PM CDT
In force: 24 min
Issued by: NWS Green Bay, WI
Area: Counties, with a storm outline in the text

Counties Menominee County, WI, Shawano County, WI

The radar

The Green Bay radar (KGRB), 57 km from the middle of the area, began a volume at 21:32 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
May 24, 4:32 PM CDT	TSTM WND DMG	1 N Keshena, WI	TREES DOWN ALONG HWY 47 TO ZOAR. TREES ALSO DOWN NORTH SIDE OF LEGEND LAKE.
May 24, 4:34 PM CDT	TSTM WND GST 60	Shawano, WI	SHED DAMAGED AND TREES DOWN ON EAST SIDE OF TOWN. STRONG WINDS STARTED ON WEST SIDE OF TOWN AT 421 PM.

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
May 24, 2:25 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.5 hours before the alert went out and 59 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: 17 J/kg
Mixed-layer CIN: -149 J/kg
Mixed-layer LCL: 1336 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 118 m²/s²
0-3 km storm-relative helicity: 95 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 
WUUS53 KGRB 242130
SVRGRB
WIC078-115-242230-
/O.NEW.KGRB.SV.W.0021.070524T2129Z-070524T2230Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
429 PM CDT THU MAY 24 2007

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MENOMINEE COUNTY IN NORTHEAST WISCONSIN...
  EASTERN SHAWANO COUNTY IN NORTHEAST WISCONSIN...

* UNTIL 530 PM CDT

* AT 427 PM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
  THUNDERSTORMS CAPABLE OF PRODUCING WINDS TO 60 MPH.  THESE STORMS
  WERE LOCATED ALONG A LINE EXTENDING FROM NEOPIT TO SHAWANO...OR
  ALONG A LINE EXTENDING FROM 17 MILES NORTHWEST OF SHAWANO TO
  SHAWANO...AND MOVING NORTHEAST AT 60 MPH.

* LOCATIONS IMPACTED INCLUDE...
  KESHENA

LAT...LON 4509 8896 4461 8857 4461 8827 4484 8825
      4487 8849 4511 8849

$$

TH

2 follow-up statements

000 
WWUS53 KGRB 242144
SVSGRB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
443 PM CDT THU MAY 24 2007

WIC078-115-242230-
/O.CON.KGRB.SV.W.0021.000000T0000Z-070524T2230Z/
MENOMINEE WI-SHAWANO WI-
443 PM CDT THU MAY 24 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM CDT 
FOR EASTERN SHAWANO AND MENOMINEE COUNTIES...

AT 440 PM...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE
THUNDERSTORMS CAPABLE OF PRODUCING WINDS TO 60 MPH.  THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM 13 MILES NORTHEAST OF NEOPIT
TO 8 MILES NORTHWEST OF PULCIFER...OR ALONG A LINE EXTENDING FROM 24
MILES EAST OF ANTIGO TO 13 MILES NORTHEAST OF SHAWANO...MOVING
NORTHEAST AT 60 MPH.

LAT...LON 4509 8898 4461 8859 4461 8829 4484 8827
      4487 8851 4511 8851

$$

TH

000 
WWUS53 KGRB 242153
SVSGRB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
452 PM CDT THU MAY 24 2007

WIC078-115-242202-
/O.CAN.KGRB.SV.W.0021.000000T0000Z-070524T2230Z/
MENOMINEE WI-SHAWANO WI-
452 PM CDT THU MAY 24 2007

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN SHAWANO AND MENOMINEE 
COUNTIES IS CANCELLED...

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

LAT...LON 4509 8898 4461 8859 4461 8829 4484 8827
      4487 8851 4511 8851

$$

HELMAN/SRF

The office that day

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

Issued	Product	Office	Counties	Lasted
May 24, 10:46 AM CDT	Wind Advisory	GRB	Brown, Calumet, Kewaunee, Manitowoc, Outagamie, Waushara and 1 more	5 hr
May 24, 2:34 PM CDT	Severe Thunderstorm Warning	GRB	Lincoln, Marathon	41 min
May 24, 3:03 PM CDT	Severe Thunderstorm Warning	GRB	Oneida	27 min
May 24, 3:26 PM CDT	Severe Thunderstorm Warning	GRB	Oneida, Vilas	49 min
May 24, 3:30 PM CDT	Severe Thunderstorm Warning	GRB	Portage, Waushara	45 min
May 24, 3:46 PM CDT	Severe Thunderstorm Warning	GRB	Waupaca	44 min
May 24, 4:07 PM CDT	Severe Thunderstorm Warning	GRB	Shawano	28 min
May 24, 4:25 PM CDT	Severe Thunderstorm Warning	GRB	Florence, Forest	45 min
May 24, 4:33 PM CDT	Special Marine Warning	GRB		100 min
May 24, 4:42 PM CDT	Severe Thunderstorm Warning	GRB	Oconto	26 min
May 24, 4:50 PM CDT	Severe Thunderstorm Warning	GRB	Florence, Marinette	36 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2007 Every severe thunderstorm warning 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.