Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 113, NWS La Crosse, WI
NWS La Crosse, WI issued this severe thunderstorm warning at Jun 20, 1998, 6:42 PM CDT for Richland County, Wisconsin. It was in force for 63 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jun 20, 1998, 6:42 PM CDT (23:42 UTC)
- Expired
- Jun 20, 1998, 7:45 PM CDT
- In force
- 63 min
- Issued by
- NWS La Crosse, WI
- Area
- Whole counties
County Richland County, WI
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 20, 7:16 PM CDT | Hail 0.75 | Cazenovia, 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 |
|---|---|---|---|
| Jun 20, 1:45 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 11.7 hours before the alert went out and 195 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
- 110 J/kg
- Mixed-layer CIN
- -232 J/kg
- Mixed-layer LCL
- 2029 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
933 WUUS1 KLSE 202345 RRA SVRLSE WIC103-210045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LA CROSSE WI 642 PM CDT SAT JUN 20 1998 THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... RICHLAND COUNTY IN SOUTHWESTERN WISCONSIN * UNTIL 745 PM CDT * AT 640 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM NEAR LA FARGE OR ABOUT 35 MILES SOUTHEAST OF LA CROSSE TO NEAR FENNIMORE ABOUT 35 MILES NORTH OF DUBUQUE... MOVING EAST AT 25 MPH. * THIS LINE OF SEVERE THUNDERSTORMS WILL BE NEAR... RICHLAND CENTER AND YUBA AROUND 650 PM CDT GOTHAM AROUND 705 PM CDT GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. TMC/KRC
The office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 4:50 PM CDT | Severe Thunderstorm Warning | ARX | Crawford, Vernon | 60 min |
| Jun 20, 5:35 PM CDT | Severe Thunderstorm Warning | ARX | Grant | 60 min |
| Jun 20, 5:44 PM CDT | Severe Thunderstorm Warning | ARX | Richland | 61 min |
| Jun 20, 5:48 PM CDT | Severe Thunderstorm Warning | ARX | Crawford, Vernon | 57 min |
| Jun 20, 6:09 PM CDT | Tornado Warning | ARX | Vernon | 51 min |
| Jun 20, 6:34 PM CDT | Severe Thunderstorm Warning | ARX | Grant | 16 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 1998Every severe thunderstorm warning in 1998
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.