Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 342, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 28, 2007, 3:52 AM CDT for Chippewa County, Eau Claire County, Wisconsin. It was in force for 53 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
- Aug 28, 2007, 3:52 AM CDT (08:52 UTC)
- Expired
- Aug 28, 2007, 4:45 AM CDT
- In force
- 53 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
Counties Chippewa County, WI, Eau Claire County, WI
The radar
The La Crosse radar (KARX), 112 km from the middle of the area, began a volume at 08:54 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 |
|---|---|---|---|
| Aug 28, 1:56 AM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 8.9 hours before the alert went out and 182 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
- 2564 J/kg
- Mixed-layer CIN
- -230 J/kg
- Mixed-layer LCL
- 806 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 379 m²/s²
- 0-3 km storm-relative helicity
- 526 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 8.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS53 KMPX 280853
SVRMPX
WIC017-035-280945-
/O.NEW.KMPX.SV.W.0342.070828T0852Z-070828T0945Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
352 AM CDT TUE AUG 28 2007
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CHIPPEWA COUNTY IN WEST CENTRAL WISCONSIN...
EAU CLAIRE COUNTY IN WEST CENTRAL WISCONSIN...
* UNTIL 445 AM CDT
* AT 350 AM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
THUNDERSTORMS...CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 70 MPH. THESE STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM 33 MILES NORTHWEST OF EAU CLAIRE TO 34
MILES WEST OF EAU CLAIRE...AND MOVING EAST AT 60 MPH.
* LOCATIONS IMPACTED INCLUDE...
EAU CLAIRE...
ALTOONA...
CHIPPEWA FALLS...
LAKE WISSOTA...
FALL CREEK...
AUGUSTA...
STANLEY...
INTERSTATE 94...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...AND DEADLY CLOUD TO GROUND
LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY
INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 AM CDT
TUESDAY MORNING FOR SOUTHEASTERN MINNESOTA.
LAT...LON 4513 9165 4474 9165 4467 9166 4464 9132
4460 9104 4459 9092 4479 9093 4497 9092
4501 9114
$$4 follow-up statements
000
WWUS53 KMPX 280911
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
409 AM CDT TUE AUG 28 2007
WIC017-035-280945-
/O.CON.KMPX.SV.W.0342.000000T0000Z-070828T0945Z/
CHIPPEWA WI-EAU CLAIRE WI-
409 AM CDT TUE AUG 28 2007
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 AM CDT
FOR EAU CLAIRE AND CHIPPEWA COUNTIES IN WEST CENTRAL WISCONSIN...
AT 409 AM CDT...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE
THUNDERSTORMS...CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND DAMAGING
WINDS IN EXCESS OF 65 MPH. AT THE SAME TIME...LAW ENFORCEMENT ALSO
REPORTED WIND DAMAGE IN MENOMONIE. THESE STORMS WERE LOCATED ALONG
A LINE EXTENDING FROM 12 MILES WEST OF BLOOMER TO 16 MILES SOUTHWEST
OF EAU CLAIRE...AND MOVING EAST AT 60 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE LUDINGTON...LAKE HALLIE...JIM
FALLS...EAGLETON...BRACKETT...BATEMAN...STANLEY...LAKE WISSOTA...FALL
CREEK...EAU CLAIRE...AND INTERSTATE 94.
THIS STORM HAS A HISTORY OF PRODUCING WIDESPREAD WIND DAMAGE ACROSS
THE TWIN CITIES AND INTO WESTERN WISCONSIN...INCLUDING RIVER FALL.
THIS IS A DANGEROUS SITUATION. SEEK SHELTER NOW INSIDE A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS
LAT...LON 4513 9165 4474 9165 4467 9166 4466 9146
4464 9109 4461 9092 4479 9093 4504 9092
4507 9112
$$000
WWUS53 KMPX 280921
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
420 AM CDT TUE AUG 28 2007
WIC017-035-280945-
/O.CON.KMPX.SV.W.0342.000000T0000Z-070828T0945Z/
CHIPPEWA WI-EAU CLAIRE WI-
420 AM CDT TUE AUG 28 2007
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 AM CDT
FOR EAU CLAIRE AND CHIPPEWA COUNTIES IN WEST CENTRAL WISCONSIN...
AT 420 AM CDT...LAW ENFORCEMENT REPORTED WIND DAMAGE IN MENOMONIE.
NICKEL SIZE HAIL WAS ALSO REPORTED IN DUNN COUNTY WITH THIS STORM.
AT 419 AM CDT...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE
THUNDERSTORMS...CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND DAMAGING
WINDS IN EXCESS OF 65 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 5 MILES NORTH OF BLOOMER TO 5 MILES SOUTH OF BLOOMER
TO 6 MILES SOUTHWEST OF EAU CLAIRE...AND MOVING EAST AT 60 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE LUDINGTON...LAKE HALLIE...JIM
FALLS...HOLCOMBE...EAGLETON...BATEMAN...STANLEY...LAKE WISSOTA...FALL
CREEK...EAU CLAIRE...AND INTERSTATE 94.
THIS STORM HAS A HISTORY OF PRODUCING WIDESPREAD WIND DAMAGE. THIS
IS A DANGEROUS SITUATION. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE
AND STAY AWAY FROM WINDOWS
LAT...LON 4513 9165 4474 9165 4475 9147 4469 9094
4528 9092 4528 9103 4520 9148
$$000
WWUS53 KMPX 280938
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
435 AM CDT TUE AUG 28 2007
WIC017-035-280945-
/O.CON.KMPX.SV.W.0342.000000T0000Z-070828T0945Z/
CHIPPEWA WI-EAU CLAIRE WI-
435 AM CDT TUE AUG 28 2007
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 AM CDT
FOR EAU CLAIRE AND CHIPPEWA COUNTIES IN WEST CENTRAL WISCONSIN...
AT 432 AM CDT...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE
THUNDERSTORMS...CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND DAMAGING
WINDS IN EXCESS OF 70 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 10 MILES WEST OF HOLCOMBE TO JIM FALLS TO 5 MILES
SOUTHEAST OF ALTOONA...AND MOVING EAST AT 45 MPH. IN EAU CLAIRE
COUNTY...THE THUNDERSTORMS SHOULD REMAIN OVER THE NORTHERN MOST PART
OF THE COUNTY.
OTHER LOCATIONS IN THE WARNING INCLUDE LUDINGTON...LAKE HALLIE...JIM
FALLS...HOLCOMBE...EAGLETON...BATEMAN...STANLEY...LAKE WISSOTA...
CORNELL AND CHIPPEWA FALLS.
CORNELL AND HOLCOMBE APPEAR TO BE DIRECTLY IN THE PATH OF THE
STRONGEST WINDS POSSIBLY REACHING 70 TO 75 MPH.
THIS STORM HAS A HISTORY OF PRODUCING WIND DAMAGE IN RIVER FALLS AND
MENOMONIE. THIS IS A DANGEROUS SITUATION. SEEK SHELTER NOW INSIDE A
STURDY STRUCTURE AND STAY AWAY FROM WINDOWS
LAT...LON 4519 9150 4475 9147 4477 9111 4483 9093
4530 9094 4528 9113 4525 9139
$$000
WWUS53 KMPX 280952
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
452 AM CDT TUE AUG 28 2007
WIC017-035-281002-
/O.EXP.KMPX.SV.W.0342.000000T0000Z-070828T0945Z/
CHIPPEWA WI-EAU CLAIRE WI-
452 AM CDT TUE AUG 28 2007
...THE SEVERE THUNDERSTORM WARNING FOR EAU CLAIRE AND CHIPPEWA
COUNTIES IN WEST CENTRAL WISCONSIN EXPIRES AT 445 AM CDT...
SEVERE STORMS HAVE MOVED OUT OF THE AREA AND ADDITIONAL DEVELOPMENT
IS NOT EXPECTED THROUGH DAYBREAK. THUS THE WARNING WAS ALLOWED TO
EXPIRE.
REPORT ANY SEVERE WEATHER TO YOUR LOCAL LAW ENFORCEMENT FOR RELAY TO
THE NATIONAL WEATHER SERVICE.
LAT...LON 4519 9150 4475 9147 4477 9111 4483 9093
4530 9094 4528 9113 4525 9139
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 12:03 AM CDT | Severe Thunderstorm Warning | MPX | Rusk | 57 min |
| Aug 28, 1:52 AM CDT | Severe Thunderstorm Warning | MPX | Barron, Polk | 53 min |
| Aug 28, 3:20 AM CDT | Severe Thunderstorm Warning | MPX | Pierce, Saint Croix | 43 min |
| Aug 28, 3:40 AM CDT | Severe Thunderstorm Warning | MPX | Dunn | 49 min |
| Aug 28, 1:31 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa | 44 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.