Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 95, NWS Green Bay, WI
NWS Green Bay, WI issued this severe thunderstorm warning at Aug 2, 2012, 1:44 AM CDT for 4 counties in Wisconsin. It was in force for 46 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
- Aug 2, 2012, 1:44 AM CDT (06:44 UTC)
- Expired
- Aug 2, 2012, 2:30 AM CDT
- In force
- 46 min
- Issued by
- NWS Green Bay, WI
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Outagamie County, WI, Waupaca County, WI, Waushara County, WI, Winnebago County, WI
The radar
The Green Bay radar (KGRB), 69 km from the middle of the area, began a volume at 06:46 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 |
|---|---|---|---|
| Aug 2, 2:05 AM CDT | TSTM WND GST 58 | 1 Nw Appleton, WI | MEASURED IN GRAND CHUTE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 00:00Z, 6.7 hours before the alert went out and 69 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
- 271 J/kg
- Mixed-layer CIN
- -393 J/kg
- Mixed-layer LCL
- 2015 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 152 m²/s²
- 0-3 km storm-relative helicity
- 307 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
280 WUUS53 KGRB 020644 SVRGRB WIC087-135-137-139-020730- /O.NEW.KGRB.SV.W.0095.120802T0644Z-120802T0730Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREEN BAY WI 144 AM CDT THU AUG 2 2012 THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHWESTERN OUTAGAMIE COUNTY IN NORTHEAST WISCONSIN... SOUTHERN WAUPACA COUNTY IN NORTHEAST WISCONSIN... NORTHEASTERN WAUSHARA COUNTY IN CENTRAL WISCONSIN... NORTHERN WINNEBAGO COUNTY IN EAST CENTRAL WISCONSIN... * UNTIL 230 AM CDT * AT 141 AM 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 8 MILES WEST OF NEW LONDON TO REDGRANITE...AND MOVING EAST AT 50 MPH. AT 133 AM...A 54 MPH WIND GUST WAS REPORTED IN WAUPACA WITH THESE STORMS. * LOCATIONS IMPACTED INCLUDE... APPLETON...FREMONT...LAKE POYGAN...NEW LONDON...MENASHA...METZ... TUSTIN AND BORTH. 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 4415 8924 4445 8914 4435 8838 4400 8843 TIME...MOT...LOC 0644Z 283DEG 44KT 4439 8886 4404 8896 WIND...HAIL 60MPH <.75IN $$ MPC
3 follow-up statements
104 WWUS53 KGRB 020658 SVSGRB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 158 AM CDT THU AUG 2 2012 WIC087-135-137-139-020730- /O.CON.KGRB.SV.W.0095.000000T0000Z-120802T0730Z/ WAUSHARA WI-OUTAGAMIE WI-WAUPACA WI-WINNEBAGO WI- 158 AM CDT THU AUG 2 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHERN WINNEBAGO...SOUTH CENTRAL WAUPACA...SOUTHWESTERN OUTAGAMIE AND NORTHEASTERN WAUSHARA COUNTIES UNTIL 230 AM CDT... AT 154 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM NEW LONDON TO 7 MILES NORTH OF RUSH LAKE...MOVING EAST AT 50 MPH. LOCATIONS IMPACTED INCLUDE... APPLETON...MENASHA...STEPHENSVILLE...REIGHMOOR...BUTTE DES MORTS... LARSEN...LAKE BUTTE DES MORTS AND MIKESVILLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...AND DEADLY LIGHTNING. FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. && LAT...LON 4413 8906 4443 8897 4435 8838 4400 8843 TIME...MOT...LOC 0659Z 283DEG 44KT 4434 8861 4399 8871 WIND...HAIL 60MPH <.75IN $$ MPC
705 WWUS53 KGRB 020714 SVSGRB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 214 AM CDT THU AUG 2 2012 WIC135-137-020724- /O.CAN.KGRB.SV.W.0095.000000T0000Z-120802T0730Z/ WAUSHARA WI-WAUPACA WI- 214 AM CDT THU AUG 2 2012 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL WAUPACA AND NORTHEASTERN WAUSHARA COUNTIES IS CANCELLED... THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED AREA. LAT...LON 4414 8874 4439 8870 4435 8838 4408 8842 TIME...MOT...LOC 0714Z 283DEG 44KT 4429 8836 4395 8846 $$ WIC087-139-020730- /O.CON.KGRB.SV.W.0095.000000T0000Z-120802T0730Z/ OUTAGAMIE WI-WINNEBAGO WI- 214 AM CDT THU AUG 2 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN WINNEBAGO AND SOUTHWESTERN OUTAGAMIE COUNTIES UNTIL 230 AM CDT... AT 211 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM APPLETON TO OSHKOSH...MOVING EAST AT 50 MPH. IN ADDITION...AT 205 AM...A 58 MPH WIND GUST WAS REPORTED AT 1 NORTHWEST OF APPLETON WITH THESE STORMS. LOCATIONS IMPACTED INCLUDE... PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...AND DEADLY LIGHTNING. FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. && LAT...LON 4414 8874 4439 8870 4435 8838 4408 8842 TIME...MOT...LOC 0714Z 283DEG 44KT 4429 8836 4395 8846 WIND...HAIL 60MPH <.75IN $$ MPC
969 WWUS53 KGRB 020724 SVSGRB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 224 AM CDT THU AUG 2 2012 WIC087-139-020735- /O.EXP.KGRB.SV.W.0095.000000T0000Z-120802T0730Z/ OUTAGAMIE WI-WINNEBAGO WI- 224 AM CDT THU AUG 2 2012 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN WINNEBAGO AND SOUTHWESTERN OUTAGAMIE COUNTIES WILL EXPIRE AT 230 AM CDT... THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY. LAT...LON 4414 8874 4439 8870 4435 8838 4408 8842 TIME...MOT...LOC 0725Z 283DEG 44KT 4425 8818 4392 8828 $$ MPC
The office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 12:30 AM CDT | Severe Thunderstorm Warning | GRB | Portage, Wood | 45 min |
| Aug 2, 1:05 AM CDT | Severe Thunderstorm Warning | GRB | Portage, Waupaca, Waushara, Wood | 40 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.