Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 129, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 20, 2007, 6:18 PM CDT for Polk County, Wisconsin. It was in force for 57 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
- Jun 20, 2007, 6:18 PM CDT (23:18 UTC)
- Expired
- Jun 20, 2007, 7:15 PM CDT
- In force
- 57 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
County Polk County, WI
The radar
The Minneapolis radar (KMPX), 122 km from the middle of the area, began a volume at 23:18 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.
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 20, 2:10 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
International Fa, MN (KINL), launched 12:00Z, 11.3 hours before the alert went out and 341 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
- 1400 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 114 m²/s²
- 0-3 km storm-relative helicity
- 164 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KMPX 202318 SVRMPX WIC095-210015- /O.NEW.KMPX.SV.W.0129.070620T2318Z-070621T0015Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 618 PM CDT WED JUN 20 2007 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... POLK COUNTY IN NORTHWEST WISCONSIN... * UNTIL 715 PM CDT * AT 614 PM CDT...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 LUCK...OR ABOUT 9 MILES NORTH OF BALSAM LAKE...AND MOVING EAST AT 30 MPH. * LOCATIONS IMPACTED INCLUDE... MCKINLEY... STAY INDOORS...AND AWAY FROM WINDOWS. LAT...LON 4566 9251 4552 9261 4537 9217 4564 9216 $$ KAT
2 follow-up statements
000 WWUS53 KMPX 202353 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 653 PM CDT WED JUN 20 2007 WIC095-210015- /O.CON.KMPX.SV.W.0129.000000T0000Z-070621T0015Z/ POLK WI- 653 PM CDT WED JUN 20 2007 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR POLK COUNTY... AT 651 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM...CAPABLE OF PRODUCING BASEBALL SIZE HAIL AND 65 MPH WINDS. THIS STORM WAS LOCATED 5 MILES SOUTHWEST OF CUSHING...OR ABOUT 8 MILES NORTHWEST OF ST CROIX FALLS...AND MOVING EAST AT 35 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE RANGE...MCKINLEY...CUSHING... MILLTOWN...LUCK...CENTURIA AND BALSAM LAKE. THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS LAT...LON 4564 9273 4538 9263 4537 9217 4564 9216 $$ KAT
000 WWUS53 KMPX 210002 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 702 PM CDT WED JUN 20 2007 WIC095-210015- /O.CON.KMPX.SV.W.0129.000000T0000Z-070621T0015Z/ POLK WI- 702 PM CDT WED JUN 20 2007 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR POLK COUNTY... AT 700 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM...CAPABLE OF PRODUCING BASEBALL SIZE HAIL AND 65 MPH WINDS. THIS STORM WAS LOCATED 5 MILES NORTHWEST OF CENTURIA...OR ABOUT 7 MILES NORTH OF ST CROIX FALLS...AND MOVING EAST AT 35 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE RANGE...MCKINLEY...CUSHING... MILLTOWN...LUCK...CENTURIA AND BALSAM LAKE. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. THIS STORM HAS THE POTENTIAL TO CAUSE SERIOUS INJURY AND SIGNIFICANT DAMAGE TO PROPERTY. LAT...LON 4564 9273 4538 9263 4537 9217 4564 9216 $$ KAT
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 3:45 PM CDT | Severe Thunderstorm Warning | MPX | Rusk | 45 min |
| Jun 20, 5:14 PM CDT | Severe Thunderstorm Warning | MPX | Polk | 46 min |
| Jun 20, 5:43 PM CDT | Severe Thunderstorm Warning | MPX | Barron | 62 min |
| Jun 20, 6:30 PM CDT | Severe Thunderstorm Warning | MPX | Rusk | 60 min |
| Jun 20, 6:42 PM CDT | Severe Thunderstorm Warning | MPX | Barron | 63 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2007Every severe thunderstorm warning in 2007
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; radar from the NEXRAD Level II archive.