Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 69, NWS Green Bay, WI
NWS Green Bay, WI issued this severe thunderstorm warning at Jul 9, 2012, 5:46 PM CDT for Brown County, Outagamie County, Shawano 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 9, 2012, 5:46 PM CDT (22:46 UTC)
- Expired
- Jul 9, 2012, 6:10 PM CDT
- In force
- 24 min
- Issued by
- NWS Green Bay, WI
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Brown County, WI, Outagamie County, WI, Shawano County, WI
The radar
The Green Bay radar (KGRB), 13 km from the middle of the area, began a volume at 22:49 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 12:00Z, 10.8 hours before the alert went out and 15 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
- 101 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 1048 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- -6 m²/s²
- 0-3 km storm-relative helicity
- 48 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.6
The text
As transmitted, in the capitals the NWS used until 2016.
680
WUUS53 KGRB 092246
SVRGRB
WIC009-087-115-092330-
/O.NEW.KGRB.SV.W.0069.120709T2246Z-120709T2330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
546 PM CDT MON JUL 9 2012
THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WESTERN BROWN COUNTY IN NORTHEAST WISCONSIN...
NORTHEASTERN OUTAGAMIE COUNTY IN NORTHEAST WISCONSIN...
EASTERN SHAWANO COUNTY IN NORTHEAST WISCONSIN...
* UNTIL 630 PM CDT
* AT 539 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS
STORM WAS LOCATED NEAR PULASKI...OR 13 MILES NORTHWEST OF GREEN
BAY...AND MOVING SOUTH AT 20 MPH.
* THE SEVERE THUNDERSTORM WILL AFFECT THE WEST SIDE OF GREEN
BAY...INCLUDING THE HOBART AND ONEIDA AREAS BY 605 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL. IF INDOORS...STAY AWAY FROM WINDOWS. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING.
&&
LAT...LON 4467 8836 4469 8824 4467 8823 4468 8811
4438 8796 4432 8827
TIME...MOT...LOC 2244Z 345DEG 18KT 4460 8821
WIND...HAIL <50MPH 1.00IN
$$
KIECKBUSCH2 follow-up statements
867
WWUS53 KGRB 092301
SVSGRB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
601 PM CDT MON JUL 9 2012
WIC115-092310-
/O.CAN.KGRB.SV.W.0069.000000T0000Z-120709T2330Z/
SHAWANO WI-
601 PM CDT MON JUL 9 2012
...THE SEVERE THUNDERSTORM WARNING FOR EXTREME EASTERN SHAWANO COUNTY
IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4455 8829 4458 8821 4459 8812 4437 8803
4432 8827
TIME...MOT...LOC 2300Z 350DEG 22KT 4450 8819
$$
WIC009-087-092330-
/O.CON.KGRB.SV.W.0069.000000T0000Z-120709T2330Z/
OUTAGAMIE WI-BROWN WI-
601 PM CDT MON JUL 9 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WESTERN BROWN
AND NORTHEASTERN OUTAGAMIE COUNTIES UNTIL 630 PM CDT...
AT 558 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS
STORM WAS LOCATED 10 MILES WEST OF GREEN BAY...MOVING SOUTH AT 25
MPH.
THE SEVERE THUNDERSTORM WILL AFFECT THE WESTERN SUBURBS OF GREEN
BAY...AND AREAS ALONG THE OUTAGAMIE AND BROWN COUNTY LINE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL. IF INDOORS...STAY AWAY FROM WINDOWS. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING.
&&
LAT...LON 4455 8829 4458 8821 4459 8812 4437 8803
4432 8827
TIME...MOT...LOC 2300Z 350DEG 22KT 4450 8819
WIND...HAIL <50MPH 1.00IN
$$
KIECKBUSCH365
WWUS53 KGRB 092310
SVSGRB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
610 PM CDT MON JUL 9 2012
WIC009-087-092320-
/O.CAN.KGRB.SV.W.0069.000000T0000Z-120709T2330Z/
OUTAGAMIE WI-BROWN WI-
610 PM CDT MON JUL 9 2012
...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL BROWN AND
NORTHEASTERN OUTAGAMIE COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
HOWEVER...SMALL HAIL...WIND GUSTS TO 40 MPH AND TORRENTIAL RAIN IS
STILL EXPECTED WITH THIS THUNDERSTORM.
LAT...LON 4455 8829 4458 8821 4459 8812 4437 8803
4432 8827
TIME...MOT...LOC 2310Z 350DEG 22KT 4444 8818
$$
KIECKBUSCHThe office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 3:12 PM CDT | Special Marine Warning | GRB | 63 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.