Alert archive / Wisconsin / Tornado Warnings in 2002
Tornado Warning 22, NWS La Crosse, WI
NWS La Crosse, WI issued this tornado warning at Sep 30, 2002, 6:57 PM CDT for Clark County, Wisconsin. It was in force for 48 min. 6 reports 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
- Sep 30, 2002, 6:57 PM CDT (23:57 UTC)
- Expired
- Sep 30, 2002, 7:45 PM CDT
- In force
- 48 min
- Issued by
- NWS La Crosse, WI
- Area
- Counties, with a storm outline in the text
County Clark County, WI
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 30, 7:00 PM CDT | Hail 1 | Loyal, WI | |
| Sep 30, 7:00 PM CDT | Thunderstorm Wind 58 E | Loyal, WI | |
| Sep 30, 7:02 PM CDT | Tornado F0 | Loyal, WI | |
| Sep 30, 7:15 PM CDT | Hail 1.75 | Loyal, WI | |
| Sep 30, 7:18 PM CDT | Hail 0.75 | Spencer, WI | |
| Sep 30, 7:30 PM CDT | Thunderstorm Wind 50 E | Spencer, WI |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 30, 3:05 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 12.0 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
- 460 J/kg
- Mixed-layer CIN
- -228 J/kg
- Mixed-layer LCL
- 1152 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 321 m²/s²
- 0-3 km storm-relative helicity
- 377 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 7.8
The text
As transmitted, in the capitals the NWS used until 2016.
795 WFUS53 KARX 302357 TORLSE WIC019-010045- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE LA CROSSE WI 656 PM CDT MON SEP 30 2002 THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A * TORNADO WARNING FOR... CLARK COUNTY IN CENTRAL WISCONSIN * UNTIL 745 PM CDT * AT 656 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A DEVELOPING TORNADO 5 MILES NORTHWEST OF NEILLSVILLE MOVING EAST AT 40 MPH. * THE DEVELOPING TORNADO IS EXPECTED TO BE... NEAR LOYAL AT 705 PM CDT... TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR! LAT...LON 4467 9079 4451 9066 4485 8969 4509 8988 BOYNE
The office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 29, 9:43 PM CDT | Severe Thunderstorm Warning | ARX | Buffalo | 32 min |
| Sep 29, 11:17 PM CDT | Severe Thunderstorm Warning | ARX | Clark, Jackson | 58 min |
| Sep 30, 5:18 PM CDT | Severe Thunderstorm Warning | ARX | Buffalo | 27 min |
| Sep 30, 5:22 PM CDT | Severe Thunderstorm Warning | ARX | Taylor | 38 min |
| Sep 30, 5:53 PM CDT | Severe Thunderstorm Warning | ARX | Taylor | 37 min |
| Sep 30, 5:58 PM CDT | Severe Thunderstorm Warning | ARX | Trempealeau | 32 min |
| Sep 30, 6:04 PM CDT | Severe Thunderstorm Warning | ARX | Jackson | 26 min |
| Sep 30, 6:28 PM CDT | Severe Thunderstorm Warning | ARX | Jackson | 62 min |
| Sep 30, 6:30 PM CDT | Severe Thunderstorm Warning | ARX | Taylor | 45 min |
| Sep 30, 6:45 PM CDT | Tornado Warning | ARX | Taylor | 30 min |
| Sep 30, 6:53 PM CDT | Severe Thunderstorm Warning | ARX | Clark | 52 min |
| Sep 30, 6:53 PM CDT | Severe Thunderstorm Warning | ARX | Clark |
Nearby
Tornado Warnings in Wisconsin, 2002Every tornado warning in 2002Tornadoes in 2002
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.