Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 41, NWS Green Bay, WI
NWS Green Bay, WI issued this severe thunderstorm warning at Jun 6, 2011, 9:24 AM CDT for Winnebago County, Wisconsin. It was in force for 35 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
- Jun 6, 2011, 9:24 AM CDT (14:24 UTC)
- Expired
- Jun 6, 2011, 9:59 AM CDT
- In force
- 35 min
- Issued by
- NWS Green Bay, WI
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
County Winnebago County, WI
The radar
The Green Bay radar (KGRB), 78 km from the middle of the area, began a volume at 14:26 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 |
|---|---|---|---|
| Jun 6, 9:49 AM CDT | HAIL 0.5 | Pickett, WI | |
| Jun 6, 9:54 AM CDT | HAIL 1 | Pickett, WI |
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 |
|---|---|---|---|
| Jun 6, 7:00 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 2.4 hours before the alert went out and 77 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1658 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 123 m²/s²
- 0-3 km storm-relative helicity
- 150 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
177 WUUS53 KGRB 061424 SVRGRB WIC139-061530- /O.NEW.KGRB.SV.W.0041.110606T1424Z-110606T1530Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREEN BAY WI 924 AM CDT MON JUN 6 2011 THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN WINNEBAGO COUNTY IN EAST CENTRAL WISCONSIN... * UNTIL 1030 AM CDT * AT 924 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR BERLIN...AND MOVING EAST AT 30 MPH. * LOCATIONS IMPACTED INCLUDE... RUSH LAKE AND PICKETT. 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 4389 8888 4407 8889 4393 8840 4389 8840 TIME...MOT...LOC 1423Z 289DEG 28KT 4396 8893 WIND...HAIL <50MPH 1.00IN $$ TDH
2 follow-up statements
185 WWUS53 KGRB 061440 SVSGRB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 940 AM CDT MON JUN 6 2011 WIC139-061530- /O.CON.KGRB.SV.W.0041.000000T0000Z-110606T1530Z/ WINNEBAGO WI- 940 AM CDT MON JUN 6 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN WINNEBAGO COUNTY UNTIL 1030 AM CDT... AT 942 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR RUSH LAKE...OR 7 MILES NORTHEAST OF RIPON... MOVING EAST AT 30 MPH. THE SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF SOUTHERN WINNEBAGO COUNTY...INCLUDING THE FOLLOWING LOCATIONS...FISK. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE HAIL. IF INDOORS...STAY AWAY FROM WINDOWS. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING. && LAT...LON 4389 8888 4407 8889 4393 8840 4389 8840 TIME...MOT...LOC 1440Z 289DEG 28KT 4392 8876 WIND...HAIL <50MPH 1.00IN $$ TDH
700 WWUS53 KGRB 061459 SVSGRB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 959 AM CDT MON JUN 6 2011 WIC139-061509- /O.CAN.KGRB.SV.W.0041.000000T0000Z-110606T1530Z/ WINNEBAGO WI- 959 AM CDT MON JUN 6 2011 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN WINNEBAGO COUNTY IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. LAT...LON 4389 8888 4407 8889 4393 8840 4389 8840 TIME...MOT...LOC 1459Z 289DEG 28KT 4387 8857 $$ TDH
The office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 6, 8:12 AM CDT | Severe Thunderstorm Warning | GRB | Waushara | 63 min |
| Jun 6, 9:38 AM CDT | Severe Thunderstorm Warning | GRB | Marathon | 67 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2011Every severe thunderstorm warning in 2011
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.