Alert archive / Wisconsin / Tornado Warnings in 2007
Tornado Warning 18, NWS La Crosse, WI
NWS La Crosse, WI issued this tornado warning at Jul 3, 2007, 5:41 PM CDT for Vernon County, Wisconsin. It was in force for 34 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
- Jul 3, 2007, 5:41 PM CDT (22:41 UTC)
- Expired
- Jul 3, 2007, 6:15 PM CDT
- In force
- 34 min
- Issued by
- NWS La Crosse, WI
- Area
- Counties, with a storm outline in the text
County Vernon County, WI
The radar
The La Crosse radar (KARX), 54 km from the middle of the area, began a volume at 22:42 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 |
|---|---|---|---|
| Jul 3, 6:00 PM CDT | TSTM WND DMG | 1 Nw Valley, WI | 6 INCH TREE LIMBS DOWN ALONG COUNTY HWY P |
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 |
|---|---|---|---|
| Jul 3, 12:10 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 10.7 hours before the alert went out and 216 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
- 1146 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 163 m²/s²
- 0-3 km storm-relative helicity
- 194 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KARX 032241 TORARX WIC123-032315- /O.NEW.KARX.TO.W.0018.070703T2241Z-070703T2315Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE LA CROSSE WI 541 PM CDT TUE JUL 3 2007 THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A * TORNADO WARNING FOR... NORTHEASTERN VERNON COUNTY IN SOUTHWEST WISCONSIN... * UNTIL 615 PM CDT * AT 538 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO NEAR ROCKTON...OR ABOUT 14 MILES NORTHEAST OF VIROQUA... MOVING SOUTHEAST AT 30 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... WILDCAT MOUNTAIN STATE PARK AND ROCKTON AROUND 540 PM... MOUNT TABOR AND VALLEY AROUND 545 PM... BARTONS CORNERS AND WHITE CITY AROUND 550 PM... HILLSBORO AND BENDERS CORNERS AROUND 600 PM... TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR AND STAY AWAY FROM WINDOWS A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM TUESDAY EVENING. LAT...LON 4372 9072 4356 9068 4356 9033 4373 9032 $$ SHEA
3 follow-up statements
000 WWUS53 KARX 032252 SVSARX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LA CROSSE WI 552 PM CDT TUE JUL 3 2007 WIC123-032315- /O.CON.KARX.TO.W.0018.000000T0000Z-070703T2315Z/ VERNON WI- 552 PM CDT TUE JUL 3 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR NORTHEASTERN VERNON COUNTY... AT 551 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR HIGHWAY 82 AND COUNTY A...OR 18 MILES EAST OF VIROQUA...MOVING SOUTHEAST AT 25 MPH. * THE TORNADO WILL BE NEAR... WHITE CITY AND TRIPPVILLE AROUND 600 PM... HILLSBORO AND BENDERS CORNERS AROUND 610 PM... PLEASE REPORT ANY SEVERE WEATHER TO YOUR LOCAL LAW ENFORCEMENT OFFICE AND TELL THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE. LAT...LON 4372 9072 4356 9068 4356 9033 4373 9032 $$ 04
000 WWUS53 KARX 032302 SVSARX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LA CROSSE WI 602 PM CDT TUE JUL 3 2007 WIC123-032315- /O.CON.KARX.TO.W.0018.000000T0000Z-070703T2315Z/ VERNON WI- 602 PM CDT TUE JUL 3 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR NORTHEASTERN VERNON COUNTY... AT 559 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR HIGHWAY 82 AND COUNTY A...OR 18 MILES NORTH OF RICHLAND CENTER...MOVING SOUTHEAST AT 20 MPH. * THE TORNADO WILL BE NEAR... HILLSBORO AROUND 610 PM... BENDERS CORNERS AROUND 615 PM... PLEASE REPORT ANY SEVERE WEATHER TO YOUR LOCAL LAW ENFORCEMENT OFFICE AND TELL THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE. LAT...LON 4372 9072 4356 9068 4356 9033 4373 9032 $$ 04
000 WWUS53 KARX 032312 SVSARX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LA CROSSE WI 611 PM CDT TUE JUL 3 2007 WIC081-032320- /O.EXP.KARX.SV.W.0067.000000T0000Z-070703T2315Z/ MONROE WI- 611 PM CDT TUE JUL 3 2007 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN MONROE COUNTY EXPIRES AT 615 PM... THE STORMS WHICH PROMPTED THIS WARNING HAVE WEAKENED AND NO LONGER APPEAR CAPABLE OF PRODUCING SEVERE WEATHER. STORMS ARE STILL POSSIBLE THOUGH OVER THE NEXT FEW HOURS SO STAY INDOORS FROM THE LIGHTNING THREAT. OTHER SEVERE THUNDERSTORMS ARE STILL POSSIBLE THROUGH THE EVENING. A TORNADO WATCH IS IN EFFECT UNTIL MIDNIGHT. LAT...LON 4406 9091 4372 9091 4373 9032 4396 9031 $$ SHEA
The office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 4:07 PM CDT | Severe Thunderstorm Warning | ARX | Trempealeau | 38 min |
| Jul 3, 5:09 PM CDT | Severe Thunderstorm Warning | ARX | La Crosse, Monroe | 66 min |
| Jul 3, 5:12 PM CDT | Severe Thunderstorm Warning | ARX | Adams | 33 min |
| Jul 3, 6:42 PM CDT | Severe Thunderstorm Warning | ARX | Richland | 48 min |
Nearby
Tornado Warnings in Wisconsin, 2007Every tornado warning in 2007Tornadoes 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.