Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 28, NWS Green Bay, WI

May 28, 2012Marinette County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at May 28, 2012, 4:43 PM CDT for Marinette County, Wisconsin. It was in force for 10 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: May 28, 2012, 4:43 PM CDT (21:43 UTC)
Expired: May 28, 2012, 4:53 PM CDT
In force: 10 min
Issued by: NWS Green Bay, WI
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Marinette County, WI

The radar

The Green Bay radar (KGRB), 93 km from the middle of the area, began a volume at 21:46 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 watch it was issued in

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

Issued	Product	Office	Lasted
May 28, 12:54 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.7 hours before the alert went out and 95 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: 42 J/kg
Mixed-layer CIN: -178 J/kg
Mixed-layer LCL: 1757 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 133 m²/s²
0-3 km storm-relative helicity: 158 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.

999 
WUUS53 KGRB 282143
SVRGRB
WIC075-282215-
/O.NEW.KGRB.SV.W.0028.120528T2143Z-120528T2215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
443 PM CDT MON MAY 28 2012

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAST CENTRAL MARINETTE COUNTY IN NORTHEAST WISCONSIN...

* UNTIL 515 PM CDT

* AT 436 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 7 MILES
  EAST OF CRIVITZ...OR 14 MILES NORTHWEST OF MENOMINEE...AND MOVING
  NORTHEAST AT 45 MPH.

* THE SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF EAST
  CENTRAL MARINETTE COUNTY...INCLUDING THE FOLLOWING LOCATIONS
  MCALLISTER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...AND DEADLY
LIGHTNING. FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF YOUR HOME OR BUSINESS.

&&

LAT...LON 4528 8769 4520 8773 4516 8772 4513 8780
      4529 8797 4536 8787 4535 8785 4536 8782
      4535 8776 4539 8769 4537 8765 4534 8764
TIME...MOT...LOC 2143Z 238DEG 40KT 4527 8778
WIND...HAIL 60MPH 1.00IN

$$

TH

2 follow-up statements

326 
WWUS53 KGRB 282150
SVSGRB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
450 PM CDT MON MAY 28 2012

WIC075-282215-
/O.CON.KGRB.SV.W.0028.000000T0000Z-120528T2215Z/
MARINETTE WI-
450 PM CDT MON MAY 28 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EAST CENTRAL
MARINETTE COUNTY UNTIL 515 PM CDT...

AT 446 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 11 MILES
SOUTHWEST OF STEPHENSON...OR 13 MILES NORTHWEST OF MENOMINEE...MOVING
NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF EXTREME EASTERN MARINETTE COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...AND DEADLY
LIGHTNING. FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF YOUR HOME OR BUSINESS.

&&

LAT...LON 4528 8769 4520 8773 4516 8772 4521 8781
      4535 8786 4536 8782 4535 8776 4539 8769
      4537 8765 4534 8764
TIME...MOT...LOC 2149Z 238DEG 40KT 4531 8770
WIND...HAIL 60MPH 1.00IN

$$

TH

609 
WWUS53 KGRB 282153
SVSGRB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
453 PM CDT MON MAY 28 2012

WIC075-282203-
/O.CAN.KGRB.SV.W.0028.000000T0000Z-120528T2215Z/
MARINETTE WI-
453 PM CDT MON MAY 28 2012

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL MARINETTE COUNTY
IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

LAT...LON 4528 8769 4520 8773 4516 8772 4521 8781
      4535 8786 4536 8782 4535 8776 4539 8769
      4537 8765 4534 8764
TIME...MOT...LOC 2153Z 238DEG 40KT 4533 8765

$$

TH

The office that day

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

Issued	Product	Office	Counties	Lasted
May 28, 2:37 PM CDT	Severe Thunderstorm Warning	GRB	Marinette, Menominee, Oconto	53 min
May 28, 3:10 PM CDT	Severe Thunderstorm Warning	GRB	Portage, Shawano, Waupaca	35 min
May 28, 3:42 PM CDT	Severe Thunderstorm Warning	GRB	Menominee, Oconto, Shawano	35 min
May 28, 3:45 PM CDT	Special Marine Warning	GRB		60 min
May 28, 4:16 PM CDT	Special Marine Warning	GRB		44 min
May 28, 4:32 PM CDT	Severe Thunderstorm Warning	GRB	Outagamie, Shawano, Waupaca	28 min
May 28, 4:39 PM CDT	Severe Thunderstorm Warning	GRB	Portage, Waupaca, Waushara, Winnebago	51 min
May 28, 5:24 PM CDT	Severe Thunderstorm Warning	GRB	Outagamie, Waupaca	21 min
May 28, 5:31 PM CDT	Special Marine Warning	GRB		59 min
May 28, 6:02 PM CDT	Severe Thunderstorm Warning	GRB	Door	32 min
May 28, 6:21 PM CDT	Severe Thunderstorm Warning	GRB	Manitowoc	26 min
May 28, 6:25 PM CDT	Special Marine Warning	GRB		95 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2012 Every severe thunderstorm warning in 2012

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.