Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 36, NWS Green Bay, WI
NWS Green Bay, WI issued this severe thunderstorm warning at Jun 18, 2012, 3:28 PM CDT for 4 counties in Wisconsin. It was in force for 47 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
- Jun 18, 2012, 3:28 PM CDT (20:28 UTC)
- Expired
- Jun 18, 2012, 4:15 PM CDT
- In force
- 47 min
- Issued by
- NWS Green Bay, WI
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Menominee County, WI, Portage County, WI, Shawano County, WI, Waupaca County, WI
The radar
The Green Bay radar (KGRB), 84 km from the middle of the area, began a volume at 20:31 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 |
|---|---|---|---|
| Jun 18, 12:24 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.5 hours before the alert went out and 85 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
- 67 J/kg
- Mixed-layer CIN
- -387 J/kg
- Mixed-layer LCL
- 1455 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 382 m²/s²
- 0-3 km storm-relative helicity
- 524 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
013
WUUS53 KGRB 182028
SVRGRB
WIC078-097-115-135-182115-
/O.NEW.KGRB.SV.W.0036.120618T2028Z-120618T2115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
328 PM CDT MON JUN 18 2012
THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTH CENTRAL MENOMINEE COUNTY IN NORTHEAST WISCONSIN...
NORTHEASTERN PORTAGE COUNTY IN CENTRAL WISCONSIN...
SHAWANO COUNTY IN NORTHEAST WISCONSIN...
NORTHERN WAUPACA COUNTY IN NORTHEAST WISCONSIN...
* UNTIL 415 PM CDT
* AT 326 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 9 MILES
NORTHWEST OF AMHERST...OR 11 MILES NORTHEAST OF STEVENS POINT...AND
MOVING NORTHEAST AT 45 MPH.
AT 320 PM...PENNY SIZE HAIL WAS REPORTED IN PLOVER WITH THIS STORM.
* LOCATIONS IMPACTED INCLUDE...
SHAWANO...KESHENA...ROSHOLT...PERU...NORTHLAND...BIG FALLS...
TIGERTON AND SPLIT ROCK.
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 4447 8941 4463 8948 4468 8933 4468 8923
4472 8923 4493 8860 4470 8847
TIME...MOT...LOC 2028Z 247DEG 39KT 4458 8933
WIND...HAIL 60MPH 1.00IN
$$
MPC3 follow-up statements
994
WWUS53 KGRB 182035
SVSGRB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
335 PM CDT MON JUN 18 2012
WIC078-097-115-135-182115-
/O.CON.KGRB.SV.W.0036.000000T0000Z-120618T2115Z/
MENOMINEE WI-WAUPACA WI-SHAWANO WI-PORTAGE WI-
335 PM CDT MON JUN 18 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN
PORTAGE...SHAWANO...NORTHERN WAUPACA AND SOUTH CENTRAL MENOMINEE
COUNTIES UNTIL 415 PM CDT...
AT 331 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 10 MILES
NORTH OF AMHERST...OR 15 MILES EAST OF STEVENS POINT...MOVING
NORTHEAST AT 45 MPH.
LOCATIONS IMPACTED INCLUDE...
SHAWANO...KESHENA...NORTHLAND...BIG FALLS...TIGERTON...SPLIT
ROCK...MARION AND CAROLINE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM HAS EXHIBITED SOME WEAK ROTATION. TORNADOES CAN DEVELOP
QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE... SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.
&&
LAT...LON 4447 8941 4463 8948 4468 8933 4468 8923
4472 8923 4493 8860 4470 8847
TIME...MOT...LOC 2035Z 247DEG 39KT 4461 8923
WIND...HAIL 60MPH 1.75IN
$$
MPC773 WWUS53 KGRB 182052 SVSGRB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 352 PM CDT MON JUN 18 2012 WIC097-182102- /O.CAN.KGRB.SV.W.0036.000000T0000Z-120618T2115Z/ PORTAGE WI- 352 PM CDT MON JUN 18 2012 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN PORTAGE COUNTY IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. LAT...LON 4454 8913 4472 8922 4493 8860 4470 8847 TIME...MOT...LOC 2052Z 247DEG 39KT 4468 8899 $$ WIC078-115-135-182115- /O.CON.KGRB.SV.W.0036.000000T0000Z-120618T2115Z/ MENOMINEE WI-WAUPACA WI-SHAWANO WI- 352 PM CDT MON JUN 18 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SHAWANO... NORTHERN WAUPACA AND SOUTH CENTRAL MENOMINEE COUNTIES UNTIL 415 PM CDT... AT 348 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 11 MILES SOUTHEAST OF WITTENBERG...OR 22 MILES NORTH OF WAUPACA...MOVING NORTHEAST AT 45 MPH. LOCATIONS IMPACTED INCLUDE... SHAWANO...KESHENA...MARION...CAROLINE...TILLEDA...LEOPOLIS...PELLA AND LYNDHURST. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...AND DEADLY LIGHTNING. FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. && LAT...LON 4454 8913 4472 8922 4493 8860 4470 8847 TIME...MOT...LOC 2052Z 247DEG 39KT 4468 8899 WIND...HAIL 60MPH 1.75IN $$ MPC
352 WWUS53 KGRB 182114 SVSGRB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 414 PM CDT MON JUN 18 2012 WIC078-115-135-182124- /O.EXP.KGRB.SV.W.0036.000000T0000Z-120618T2115Z/ MENOMINEE WI-WAUPACA WI-SHAWANO WI- 414 PM CDT MON JUN 18 2012 ...THE SEVERE THUNDERSTORM WARNING FOR SHAWANO...NORTHERN WAUPACA AND SOUTH CENTRAL MENOMINEE COUNTIES WILL EXPIRE AT 415 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 UP TO THE SIZE OF PENNIES IS STILL POSSIBLE WITH THIS THUNDERSTORM. LAT...LON 4454 8913 4472 8922 4493 8860 4470 8847 TIME...MOT...LOC 2114Z 247DEG 39KT 4477 8868 $$ MPC
The office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 4:03 AM CDT | Special Marine Warning | GRB | 87 min | |
| Jun 18, 1:34 PM CDT | Severe Thunderstorm Warning | GRB | Langlade, Lincoln, Oneida | 56 min |
| Jun 18, 2:14 PM CDT | Severe Thunderstorm Warning | GRB | Lincoln, Marathon | 46 min |
| Jun 18, 2:28 PM CDT | Severe Thunderstorm Warning | GRB | Forest, Langlade, Lincoln, Oconto | 47 min |
| Jun 18, 2:58 PM CDT | Severe Thunderstorm Warning | GRB | Marathon | 47 min |
| Jun 18, 3:22 PM CDT | Tornado Warning | GRB | Marathon | 23 min |
| Jun 18, 3:41 PM CDT | Tornado Warning | GRB | Langlade, Marathon, Menominee, Shawano | 34 min |
| Jun 18, 3:44 PM CDT | Severe Thunderstorm Warning | GRB | Marinette | 31 min |
| Jun 18, 3:47 PM CDT | Special Marine Warning | GRB | 88 min | |
| Jun 18, 3:48 PM CDT | Severe Thunderstorm Warning | GRB | Marathon, Shawano | 42 min |
| Jun 18, 3:55 PM CDT | Severe Thunderstorm Warning | GRB | Outagamie, Portage, Shawano, Waupaca | 41 min |
| Jun 18, 3:58 PM CDT | Severe Thunderstorm Warning | GRB | Marinette, Oconto | 47 min |
| Jun 18, 4:07 PM CDT | Severe Thunderstorm Warning | GRB | Langlade, Menominee, Shawano | 20 min |
| Jun 18, 4:19 PM CDT | Tornado Warning | GRB | Marinette, Oconto | 26 min |
| Jun 18, 4:45 PM CDT | Special Marine Warning | GRB | 90 min | |
| Jun 18, 4:51 PM CDT | Severe Thunderstorm Warning | GRB | Calumet, Winnebago | 39 min |
| Jun 18, 5:12 PM CDT | Special Marine Warning | GRB | 75 min | |
| Jun 18, 5:30 PM CDT | Severe Thunderstorm Warning | GRB | Brown, Calumet, Manitowoc, Outagamie, Winnebago | 45 min |
| Jun 18, 5:31 PM CDT | Special Marine Warning | GRB | 89 min | |
| Jun 18, 6:08 PM CDT | Severe Thunderstorm Warning | GRB | Calumet, Manitowoc, Winnebago | 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.