Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 1, NWS Green Bay, WI
NWS Green Bay, WI issued this severe thunderstorm warning at May 3, 2012, 5:58 AM CDT for Vilas County, Wisconsin. It was in force for 34 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
- May 3, 2012, 5:58 AM CDT (10:58 UTC)
- Expired
- May 3, 2012, 6:32 AM CDT
- In force
- 34 min
- Issued by
- NWS Green Bay, WI
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Vilas County, WI
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 00:00Z, 11.0 hours before the alert went out and 194 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
- 86 J/kg
- Mixed-layer CIN
- -138 J/kg
- Mixed-layer LCL
- 1790 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 95 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
076
WUUS53 KGRB 031058
SVRGRB
WIC125-031145-
/O.NEW.KGRB.SV.W.0001.120503T1058Z-120503T1145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
558 AM CDT THU MAY 3 2012
THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
VILAS COUNTY IN NORTH CENTRAL WISCONSIN...
* UNTIL 645 AM CDT
* AT 556 AM 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 7 MILES
SOUTH OF MERCER...OR 22 MILES NORTHEAST OF PARK FALLS...AND MOVING
NORTHEAST AT 50 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
WINCHESTER AROUND 610 AM CDT.
BOULDER JUNCTION AROUND 615 AM CDT.
OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
MANITOWISH WATERS AND PRESQUE ISLE.
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 THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
&&
LAT...LON 4614 8909 4607 8893 4602 8893 4598 8899
4598 8904 4594 8905 4589 8913 4590 8917
4588 8918 4588 8930 4590 8930 4590 9005
4598 9005 4599 8994 4630 8993
TIME...MOT...LOC 1057Z 243DEG 46KT 4607 9002
WIND...HAIL 60MPH 1.00IN
$$
KALLAS2 follow-up statements
473
WWUS53 KGRB 031114
SVSGRB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
614 AM CDT THU MAY 3 2012
WIC125-031145-
/O.CON.KGRB.SV.W.0001.000000T0000Z-120503T1145Z/
VILAS WI-
614 AM CDT THU MAY 3 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR VILAS COUNTY
UNTIL 645 AM CDT...
AT 612 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR LAC
DU FLAMBEAU...OR 28 MILES WEST OF EAGLE RIVER...MOVING EAST AT 50
MPH.
THE SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF VILAS
COUNTY...INCLUDING THE FOLLOWING LOCATIONS SAYNER...STAR LAKE AND
CONOVER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...AND DEADLY
LIGHTNING. FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF YOUR HOME OR BUSINESS.
TO REPORT SEVERE WEATHER...CONTACT THE NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN GREEN BAY.
&&
LAT...LON 4614 8909 4607 8893 4602 8893 4598 8899
4598 8904 4594 8905 4589 8913 4590 8917
4588 8918 4588 8930 4590 8930 4590 9005
4598 9005 4599 8994 4630 8993
TIME...MOT...LOC 1114Z 263DEG 41KT 4599 8978
WIND...HAIL 60MPH 1.00IN
$$
KALLAS448
WWUS53 KGRB 031132
SVSGRB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
632 AM CDT THU MAY 3 2012
WIC125-031142-
/O.CAN.KGRB.SV.W.0001.000000T0000Z-120503T1145Z/
VILAS WI-
632 AM CDT THU MAY 3 2012
...THE SEVERE THUNDERSTORM WARNING FOR VILAS COUNTY 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...HEAVY RAIN IS STILL POSSIBLE WITH THIS THUNDERSTORM.
LAT...LON 4614 8909 4607 8893 4602 8893 4598 8899
4598 8904 4594 8905 4589 8913 4590 8917
4588 8918 4588 8930 4590 8930 4590 9005
4598 9005 4599 8994 4630 8993
TIME...MOT...LOC 1132Z 263DEG 41KT 4601 8949
$$
KALLASThe office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 2, 7:55 PM CDT | Marine Dense Fog Advisory | GRB | 8 hr | |
| May 3, 1:48 AM CDT | Flash Flood Warning | GRB | Winnebago | 3 hr |
| May 3, 2:13 AM CDT | Flash Flood Warning | GRB | Calumet, Manitowoc | 6 hr |
| May 3, 4:57 AM CDT | Flash Flood Warning | GRB | Winnebago | 3 hr |
| May 3, 7:40 AM CDT | Areal Flood Warning | GRB | Calumet, Winnebago | 4 hr |
| May 3, 7:58 AM CDT | Severe Thunderstorm Warning | GRB | Portage, Waushara | 47 min |
| May 3, 8:08 AM CDT | Areal Flood Advisory | GRB | Portage, Wood | 114 min |
| May 3, 8:37 AM CDT | Severe Thunderstorm Warning | GRB | Waushara | 25 min |
| May 3, 10:12 AM CDT | Areal Flood Advisory | GRB | Brown, Kewaunee, Manitowoc | 80 min |
| May 3, 10:36 AM CDT | Special Marine Warning | GRB | 71 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.