Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 75, NWS Green Bay, WI
NWS Green Bay, WI issued this severe thunderstorm warning at Jul 30, 2012, 4:36 PM CDT for Marinette County, Wisconsin. It was in force for 24 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
- Jul 30, 2012, 4:36 PM CDT (21:36 UTC)
- Expired
- Jul 30, 2012, 5:00 PM CDT
- In force
- 24 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 Marquette radar (KMQT), 96 km from the middle of the area, began a volume at 21:37 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 |
|---|---|---|---|
| Jul 30, 1:28 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.6 hours before the alert went out and 137 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.
- Mixed-layer CAPE
- 455 J/kg
- Mixed-layer CIN
- -119 J/kg
- Mixed-layer LCL
- 805 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 132 m²/s²
- 0-3 km storm-relative helicity
- 114 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.0
The text
As transmitted, in the capitals the NWS used until 2016.
614
WUUS53 KGRB 302136
SVRGRB
WIC075-302200-
/O.NEW.KGRB.SV.W.0075.120730T2136Z-120730T2200Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
436 PM CDT MON JUL 30 2012
THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTH CENTRAL MARINETTE COUNTY IN NORTHEAST WISCONSIN...
* UNTIL 500 PM CDT
* AT 433 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 5 MILES
NORTHEAST OF PEMBINE...OR 12 MILES SOUTHEAST OF IRON MOUNTAIN...AND
MOVING EAST AT 30 MPH.
* THE SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF NORTH
CENTRAL MARINETTE COUNTY...INCLUDING THE FOLLOWING LOCATIONS
KREMLIN.
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 4577 8798 4576 8796 4576 8791 4575 8787
4568 8777 4566 8782 4560 8777 4558 8778
4559 8805 4578 8803 4578 8798
TIME...MOT...LOC 2136Z 274DEG 25KT 4568 8790
WIND...HAIL 60MPH 1.00IN
$$
ECKBERG2 follow-up statements
618
WWUS53 KGRB 302142
SVSGRB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
442 PM CDT MON JUL 30 2012
WIC075-302200-
/O.CON.KGRB.SV.W.0075.000000T0000Z-120730T2200Z/
MARINETTE WI-
442 PM CDT MON JUL 30 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTH CENTRAL
MARINETTE COUNTY UNTIL 500 PM CDT...
AT 438 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 7 MILES
NORTHEAST OF PEMBINE...OR 14 MILES SOUTHEAST OF IRON MOUNTAIN...
MOVING EAST AT 30 MPH.
THE SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF NORTH
CENTRAL MARINETTE COUNTY NEAR KREMLIN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...AND DEADLY
LIGHTNING. FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF YOUR HOME OR BUSINESS.
&&
LAT...LON 4565 8798 4576 8796 4576 8791 4575 8787
4568 8777 4566 8782 4560 8777 4558 8778
TIME...MOT...LOC 2142Z 274DEG 25KT 4568 8784
WIND...HAIL 60MPH 1.00IN
$$
ECKBERG374
WWUS53 KGRB 302154
SVSGRB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
454 PM CDT MON JUL 30 2012
WIC075-302204-
/O.EXP.KGRB.SV.W.0075.000000T0000Z-120730T2200Z/
MARINETTE WI-
454 PM CDT MON JUL 30 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL MARINETTE COUNTY
WILL EXPIRE AT 500 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
HOWEVER SMALL HAIL...HEAVY RAIN AND GUSTY WINDS ARE STILL POSSIBLE
WITH THIS THUNDERSTORM.
LAT...LON 4565 8798 4576 8796 4576 8791 4575 8787
4568 8777 4566 8782 4560 8777 4558 8778
TIME...MOT...LOC 2154Z 274DEG 25KT 4567 8772
$$
ECKBERGThe office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 30, 5:28 PM CDT | Severe Thunderstorm Warning | GRB | Brown, Oconto | 47 min |
| Jul 30, 5:32 PM CDT | Special Marine Warning | GRB | 51 min | |
| Jul 30, 5:50 PM CDT | Severe Thunderstorm Warning | GRB | Brown | 40 min |
| Jul 30, 5:58 PM CDT | Severe Thunderstorm Warning | GRB | Brown, Door, Kewaunee | 62 min |
| Jul 30, 6:04 PM CDT | Special Marine Warning | GRB | 86 min | |
| Jul 30, 6:06 PM CDT | Severe Thunderstorm Warning | GRB | Door | 39 min |
| Jul 30, 6:36 PM CDT | Severe Thunderstorm Warning | GRB | Brown | 39 min |
| Jul 30, 6:44 PM CDT | Severe Thunderstorm Warning | GRB | Door | 61 min |
| Jul 30, 6:49 PM CDT | Special Marine Warning | GRB | 116 min | |
| Jul 30, 6:53 PM CDT | Severe Thunderstorm Warning | GRB | Kewaunee, Manitowoc | 37 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2012Every 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.