Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 16, NWS Green Bay, WI
NWS Green Bay, WI issued this severe thunderstorm warning at May 24, 2012, 6:36 PM CDT for Lincoln County, Marathon County, Wood County, Wisconsin. It was in force for 24 min. 3 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
- May 24, 2012, 6:36 PM CDT (23:36 UTC)
- Expired
- May 24, 2012, 7:00 PM CDT
- In force
- 24 min
- Issued by
- NWS Green Bay, WI
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
Counties Lincoln County, WI, Marathon County, WI, Wood County, WI
The radar
The Green Bay radar (KGRB), 156 km from the middle of the area, began a volume at 23:38 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 |
|---|---|---|---|
| May 24, 6:45 PM CDT | TSTM WND DMG | Stratford, WI | 12 INCH DIAMETER TREES DOWN |
| May 24, 6:48 PM CDT | TSTM WND DMG | 2 Wnw Halder, WI | TREES AND BRANCHES BLOWN DOWN NEAR STRATFORD |
| May 24, 7:07 PM CDT | TORNADO | Rib Mountain, WI | CONFIRMED TORNADO BY LAW ENFORCEMENT. |
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 |
|---|---|---|---|
| May 24, 2:22 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 11.6 hours before the alert went out and 158 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
- 2072 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 102 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
913
WUUS53 KGRB 242336
SVRGRB
WIC069-073-141-250000-
/O.NEW.KGRB.SV.W.0016.120524T2336Z-120525T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
636 PM CDT THU MAY 24 2012
THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
LINCOLN COUNTY IN NORTH CENTRAL WISCONSIN...
WESTERN MARATHON COUNTY IN CENTRAL WISCONSIN...
NORTHWESTERN WOOD COUNTY IN CENTRAL WISCONSIN...
* UNTIL 700 PM CDT
* AT 633 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM 11 MILES EAST OF MEDFORD TO 13 MILES EAST OF ABBOTSFORD TO
PITTSVILLE...AND MOVING NORTHEAST AT 65 MPH. NICKEL SIZE HAIL MAY
ALSO ACCOMPANY THESE DAMAGING WINDS.
* SEVERE THUNDERSTORMS WILL BE NEAR...
TOMAHAWK...RIB MOUNTAIN...MOSINEE AND MERRILL AROUND 655 PM CDT.
WAUSAU AROUND 700 PM CDT.
OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE RIB
FALLS...MARATHON CITY...LITTLE CHICAGO...HAMBURG...HALDER...RIB
MOUNTAIN STATE PARK...PINE RIVER...MOON...IRMA AND BROKAW.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORNADOES CAN DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH 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.
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.
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY
LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
&&
LAT...LON 4476 9030 4503 9032 4504 9020 4513 9019
4513 9005 4546 9003 4546 8942 4512 8942
4512 8953 4469 8965 4468 8985 4440 9032
TIME...MOT...LOC 2336Z 231DEG 55KT 4519 9008 4497 9000
4452 9010
WIND...HAIL 60MPH 0.88IN
$$
KALLAS2 follow-up statements
484
WWUS53 KGRB 242346
SVSGRB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
646 PM CDT THU MAY 24 2012
WIC069-073-141-250000-
/O.CON.KGRB.SV.W.0016.000000T0000Z-120525T0000Z/
LINCOLN WI-MARATHON WI-WOOD WI-
646 PM CDT THU MAY 24 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHWESTERN
WOOD...WESTERN MARATHON AND LINCOLN COUNTIES UNTIL 700 PM CDT...
AT 643 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM 13 MILES EAST OF RIB LAKE TO 14 MILES NORTHWEST OF RIB MOUNTAIN
TO 8 MILES SOUTHEAST OF MARSHFIELD...MOVING NORTHEAST AT 65 MPH.
NICKEL SIZE HAIL MAY ALSO ACCOMPANY THESE DAMAGING WINDS.
SEVERE THUNDERSTORMS WILL BE NEAR...
TOMAHAWK AND MERRILL AROUND 655 PM CDT.
RIB MOUNTAIN...MOSINEE AND WAUSAU AROUND 700 PM CDT.
OTHER LOCATIONS IMPACTED BY SEVERE THUNDERSTORMS INCLUDE MOON...
IRMA...PINE RIVER...BROKAW...RIB MOUNTAIN STATE PARK...EVERGREEN...
KNOWLTON...ROTHSCHILD AND BLOOMVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORNADOES CAN DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT
IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED ACT QUICKLY AND MOVE TO
A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR
SMALL INTERIOR ROOM.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...AND DEADLY
LIGHTNING. FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF YOUR HOME OR BUSINESS.
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY
LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
&&
LAT...LON 4476 9030 4503 9032 4504 9020 4513 9019
4513 9005 4546 9003 4546 8942 4512 8942
4512 8953 4469 8965 4468 8985 4440 9032
TIME...MOT...LOC 2346Z 231DEG 55KT 4528 8990 4502 8988
4462 8999
WIND...HAIL 60MPH 0.88IN
$$
KALLAS005
WWUS53 KGRB 242355
SVSGRB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
655 PM CDT THU MAY 24 2012
WIC141-250004-
/O.CAN.KGRB.SV.W.0016.000000T0000Z-120525T0000Z/
WOOD WI-
655 PM CDT THU MAY 24 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN WOOD COUNTY IS
CANCELLED...
THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE
WARNED AREA.
LAT...LON 4513 8997 4546 8994 4546 8942 4513 8942
4512 8953 4469 8965 4469 9005
TIME...MOT...LOC 2354Z 231DEG 55KT 4535 8975 4509 8974
4469 8985
$$
WIC069-073-250000-
/O.CON.KGRB.SV.W.0016.000000T0000Z-120525T0000Z/
LINCOLN WI-MARATHON WI-
655 PM CDT THU MAY 24 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL
MARATHON AND LINCOLN COUNTIES UNTIL 700 PM CDT...
AT 652 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM 9 MILES SOUTH OF TOMAHAWK TO 9 MILES SOUTHWEST OF MERRILL TO 12
MILES SOUTHWEST OF MOSINEE...MOVING NORTHEAST AT 65 MPH. NICKEL SIZE
HAIL MAY ALSO ACCOMPANY THESE DAMAGING WINDS.
SEVERE THUNDERSTORMS WILL BE NEAR...
RIB MOUNTAIN...MOSINEE...WAUSAU AND MERRILL AROUND 700 PM CDT.
OTHER LOCATIONS IMPACTED BY SEVERE THUNDERSTORMS INCLUDE PINE
RIVER...BROKAW...RIB MOUNTAIN STATE PARK...MOON...IRMA...EVERGREEN...
KNOWLTON...ROTHSCHILD AND BLOOMVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...AND DEADLY
LIGHTNING. FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF YOUR HOME OR BUSINESS.
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY
LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
&&
LAT...LON 4513 8997 4546 8994 4546 8942 4513 8942
4512 8953 4469 8965 4469 9005
TIME...MOT...LOC 2354Z 231DEG 55KT 4535 8975 4509 8974
4469 8985
WIND...HAIL 60MPH 0.88IN
$$
KALLASThe office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 4:06 AM CDT | Wind Advisory | GRB | Brown, Calumet, Door, Florence, Forest, Kewaunee and 16 more | 19 hr |
| May 24, 5:50 PM CDT | Severe Thunderstorm Warning | GRB | Oneida, Vilas | 55 min |
| May 24, 6:59 PM CDT | Severe Thunderstorm Warning | GRB | Lincoln, Marathon | 35 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.