Alert archive / Wisconsin / Tornado Warnings in 2011
Tornado Warning 12, NWS Milwaukee, WI
NWS Milwaukee, WI issued this tornado warning at Jun 21, 2011, 3:44 PM CDT for Fond du Lac County, Green Lake County, Wisconsin. It was in force for 31 min. 1 report 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 21, 2011, 3:44 PM CDT (20:44 UTC)
- Expired
- Jun 21, 2011, 4:15 PM CDT
- In force
- 31 min
- Issued by
- NWS Milwaukee, WI
- Area
- Storm-based polygon
Counties Fond du Lac County, WI, Green Lake County, WI
The radar
The Green Bay radar (KGRB), 89 km from the middle of the area, began a volume at 20:44 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 21, 3:56 PM CDT | TORNADO | Ripon, WI | RELAYED BY LAW ENFORCEMENT...LOCATED SOUTH OF RIPON |
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 21, 2:11 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.7 hours before the alert went out and 88 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
- 56 J/kg
- Mixed-layer CIN
- -282 J/kg
- Mixed-layer LCL
- 464 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 168 m²/s²
- 0-3 km storm-relative helicity
- 261 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.8
The text
As transmitted, in the capitals the NWS used until 2016.
323
WFUS53 KMKX 212044
TORMKX
WIC039-047-212115-
/O.NEW.KMKX.TO.W.0012.110621T2044Z-110621T2115Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
344 PM CDT TUE JUN 21 2011
THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A
* TORNADO WARNING FOR...
WEST CENTRAL FOND DU LAC COUNTY IN EAST CENTRAL WISCONSIN...
NORTHEASTERN GREEN LAKE COUNTY IN SOUTH CENTRAL WISCONSIN...
* UNTIL 415 PM CDT
* AT 341 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR BRANDON...OR 6 MILES SOUTH OF RIPON...AND
MOVING NORTH AT 35 MPH.
* LOCATIONS IMPACTED INCLUDE...
RIPON AND WEST ROSENDALE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. THE SAFEST PLACE TO BE DURING A TORNADO IS IN A
BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE.
AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO
THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING
DEBRIS.
&&
LAT...LON 4398 8888 4390 8888 4390 8864 4370 8873
4374 8896 4399 8893 4399 8889
TIME...MOT...LOC 2044Z 190DEG 30KT 4379 8884
$$
DAVIS2 follow-up statements
358 WWUS53 KMKX 212058 SVSMKX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 358 PM CDT TUE JUN 21 2011 WIC047-212108- /O.CAN.KMKX.TO.W.0012.000000T0000Z-110621T2115Z/ GREEN LAKE WI- 358 PM CDT TUE JUN 21 2011 ...THE TORNADO WARNING FOR NORTHEASTERN GREEN LAKE COUNTY IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. LAT...LON 4376 8878 4377 8889 4390 8888 4390 8864 TIME...MOT...LOC 2058Z 207DEG 12KT 4382 8882 $$ WIC039-212115- /O.CON.KMKX.TO.W.0012.000000T0000Z-110621T2115Z/ FOND DU LAC WI- 358 PM CDT TUE JUN 21 2011 ...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN FOND DU LAC COUNTY UNTIL 415 PM CDT... AT 355 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR RIPON...MOVING NORTHEAST AT 15 MPH. PUBLIC REPORTED A TORNADO SOUTHEAST OF RIPON AROUND 355 PM. THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF NORTHWESTERN FOND DU LAC COUNTY...INCLUDING THE FOLLOWING LOCATIONS WEST ROSENDALE. PRECAUTIONARY/PREPAREDNESS ACTIONS... HEAVY RAINFALL MAY OBSCURE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE TORNADO. TAKE COVER NOW. && LAT...LON 4376 8878 4377 8889 4390 8888 4390 8864 TIME...MOT...LOC 2058Z 207DEG 12KT 4382 8882 $$ MRC
738 WWUS53 KMKX 212115 SVSMKX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 415 PM CDT TUE JUN 21 2011 WIC039-212126- /O.EXP.KMKX.TO.W.0012.000000T0000Z-110621T2115Z/ FOND DU LAC WI- 415 PM CDT TUE JUN 21 2011 ...THE TORNADO WARNING FOR NORTHWESTERN FOND DU LAC COUNTY HAS EXPIRED... THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF THE WARNED AREA. LAT...LON 4376 8878 4377 8889 4390 8888 4390 8864 TIME...MOT...LOC 2058Z 207DEG 12KT 4382 8882 $$ MRC
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 8:10 PM CDT | Dense Fog Advisory | MKX | Kenosha, Milwaukee, Ozaukee, Racine, Sheboygan, Washington and 1 more | 16 hr |
| Jun 21, 1:40 AM CDT | Areal Flood Advisory | MKX | Waukesha | 3 hr |
| Jun 21, 12:05 PM CDT | Dense Fog Advisory | MKX | Ozaukee, Sheboygan | 10 hr |
| Jun 21, 2:38 PM CDT | Special Marine Warning | MKX | 82 min | |
| Jun 21, 2:42 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Jefferson, Walworth, Washington, Waukesha | 33 min |
| Jun 21, 2:45 PM CDT | Tornado Warning | MKX | Marquette | 30 min |
| Jun 21, 3:06 PM CDT | Tornado Warning | MKX | Green Lake, Marquette | 24 min |
| Jun 21, 3:10 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Milwaukee, Ozaukee, Washington, Waukesha | 50 min |
| Jun 21, 3:14 PM CDT | Tornado Warning | MKX | Dodge, Fond du Lac, Green Lake | 31 min |
| Jun 21, 3:24 PM CDT | Areal Flood Advisory | MKX | Green Lake, Marquette | 3 hr |
| Jun 21, 3:27 PM CDT | Tornado Warning | MKX | Green Lake, Marquette | 33 min |
| Jun 21, 3:41 PM CDT | Marine Dense Fog Advisory | MKX | 6 hr | |
| Jun 21, 3:42 PM CDT | Areal Flood Advisory | MKX | Milwaukee, Ozaukee, Washington, Waukesha | 3 hr |
| Jun 21, 3:47 PM CDT | Severe Thunderstorm Warning | MKX | Fond du Lac, Ozaukee, Sheboygan, Washington | 43 min |
| Jun 21, 3:48 PM CDT | Special Marine Warning | MKX | 62 min | |
| Jun 21, 3:59 PM CDT | Tornado Warning | MKX | Green Lake | 31 min |
| Jun 21, 4:49 PM CDT | Special Marine Warning | MKX | 40 min | |
| Jun 21, 6:57 PM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Racine | 33 min |
Nearby
Tornado Warnings in Wisconsin, 2011Every tornado warning in 2011Tornadoes 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.