Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 8, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Mar 25, 2007, 5:51 PM CDT for Chippewa County, Eau Claire County, Wisconsin. It was in force for 54 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
- Mar 25, 2007, 5:51 PM CDT (22:51 UTC)
- Expired
- Mar 25, 2007, 6:45 PM CDT
- In force
- 54 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), 129 km from the middle of the area, began a volume at 22:52 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 |
|---|---|---|---|
| Mar 25, 6:00 PM CDT | TSTM WND DMG | 9 Wsw Chippewa Falls, WI | TREE DOWN ACROSS THE ROAD |
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 |
|---|---|---|---|
| Mar 25, 2:54 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 10.9 hours before the alert went out and 181 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
- 33 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 645 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 232 m²/s²
- 0-3 km storm-relative helicity
- 272 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 252253
SVRMPX
WIC017-035-252345-
/O.NEW.KMPX.SV.W.0008.070325T2251Z-070325T2345Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
551 PM CDT SUN MAR 25 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 645 PM CDT
* AT 548 PM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
THUNDERSTORMS...CAPABLE OF PRODUCING WINDS IN EXCESS OF 65 MPH.
THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 15 MILES
WEST OF BLOOMER TO 12 MILES WEST OF EAU CLAIRE TO 22 MILES
SOUTHWEST OF EAU CLAIRE...AND MOVING EAST AT 40 MPH.
* LOCATIONS IMPACTED INCLUDE...
EAU CLAIRE...
BLOOMER...
CHIPPEWA FALLS...
LAKE HALLIE...
FALL CREEK...
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING. PREPARE TO MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE
SUCH AS A BASEMENT OR SMALL INTERIOR ROOM IF A TORNADO IS SPOTTED.
STAY INDOORS...AND AWAY FROM WINDOWS.
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
LAT...LON 4519 9167 4462 9164 4462 9095 4497 9095
4528 9095
$$
MB/RJN2 follow-up statements
000
WWUS53 KMPX 252332
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
630 PM CDT SUN MAR 25 2007
WIC017-035-252345-
/O.CON.KMPX.SV.W.0008.000000T0000Z-070325T2345Z/
CHIPPEWA WI-EAU CLAIRE WI-
630 PM CDT SUN MAR 25 2007
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM CDT
FOR EAU CLAIRE AND CHIPPEWA COUNTIES IN WEST CENTRAL WISCONSIN...
AT 626 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE
THUNDERSTORMS...CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS.
THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM JIM FALLS TO
NEAR FALL CREEK TO FOSTER...AND MOVING NORTHEAST AT 40 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE LUDINGTON...LAKE HALLIE...JIM
FALLS...HOLCOMBE...FOSTER...EAGLETON...BRACKETT...BATEMAN...ALLEN...
STANLEY...NEW AUBURN...LAKE WISSOTA...FALL CREEK...EAU CLAIRE...
CORNELL...CHIPPEWA FALLS...CADOTT...BOYD...BLOOMER...AUGUSTA AND
ALTOONA.
LAT...LON 4519 9167 4462 9164 4462 9095 4497 9095
4528 9095
$$
MDB000
WWUS53 KMPX 252343
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
642 PM CDT SUN MAR 25 2007
WIC017-035-252352-
/O.EXP.KMPX.SV.W.0008.000000T0000Z-070325T2345Z/
CHIPPEWA WI-EAU CLAIRE WI-
642 PM CDT SUN MAR 25 2007
...THE SEVERE THUNDERSTORM WARNING FOR EAU CLAIRE AND CHIPPEWA
COUNTIES IN WEST CENTRAL WISCONSIN EXPIRES AT 645 PM CDT...
HOWEVER...SMALL HAIL...AND HEAVY RAIN REMAIN POSSIBLE THROUGH 730
PM...IN EAU CLAIRE AND CHIPPEWA COUNTIES. SOME DRAINAGE PROBLEMS MAY
RESULT IN HIGH WATER...AS WELL.
LAT...LON 4519 9167 4462 9164 4462 9095 4497 9095
4528 9095
$$
RJN/MDBThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 25, 4:25 PM CDT | Tornado Warning | MPX | Pierce | 50 min |
| Mar 25, 5:24 PM CDT | Severe Thunderstorm Warning | MPX | Dunn, Pepin | 51 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.