Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 49, NWS La Crosse, WI

June 15, 1997Crawford County, Richland County, Wisconsin

NWS La Crosse, WI issued this severe thunderstorm warning at Jun 15, 1997, 3:57 PM CDT for Crawford County, Richland County, Wisconsin. It was in force for 63 min. 3 reports 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 15, 1997, 3:57 PM CDT (20:57 UTC)
Expired: Jun 15, 1997, 5:00 PM CDT
In force: 63 min
Issued by: NWS La Crosse, WI
Area: Whole counties

Counties Crawford County, WI, Richland County, WI

The radar

The La Crosse radar (KARX), 71 km from the middle of the area, began a volume at 20:57 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
Jun 15, 4:25 PM CDT	Thunderstorm Wind 56	Gays Mills, WI
Jun 15, 4:56 PM CDT	Thunderstorm Wind 52	Richland Center, WI
Jun 15, 5:10 PM CDT	Thunderstorm Wind 61	Bear Valley, 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 nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 9.0 hours before the alert went out and 188 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1379 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 164 m²/s²
0-3 km storm-relative helicity: 215 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KLSE 152058 RRA
SVRLSE
WIC023-103-152200-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
357 PM CDT SUN JUN 15 1997

* SEVERE THUNDERSTORM WARNING FOR
    CRAWFORD COUNTY - SOUTHWESTERN WISCONSIN
    RICHLAND COUNTY - SOUTHWESTERN WISCONSIN

* UNTIL 500 PM CDT
 
* SOME LOCATIONS AFFECTED
    GAYS MILLS
    RICHLAND CENTER
    PRAIRIE DU CHIEN

* AT 355 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE
  OF SEVERE THUNDERSTORMS FROM 30 MILES SOUTHEAST OF LA CROSSE...TO
  30 MILES SOUTHWEST OF DECORAH. THIS LINE OF STORMS WAS
  MOVING LINE WAS MOVING EAST AT 30 MPH.

* THESE STORMS WILL BE NEAR ROCKBRIDGE AND LYNXVILLE BY 310 PM.

THE MAIN THREAT FROM THESE STORMS IS DAMAGING WINDS. DO NOT GO
OUTDOORS.


RIECK/NELSON

The office that day

Everything else NWS La Crosse, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 15, 2:53 PM CDT	Severe Thunderstorm Warning	ARX	La Crosse, Vernon	37 min
Jun 15, 3:02 PM CDT	Severe Thunderstorm Warning	ARX	Vernon	48 min
Jun 15, 3:38 PM CDT	Tornado Warning	ARX	Vernon	32 min
Jun 15, 4:06 PM CDT	Severe Thunderstorm Warning	ARX	Juneau	54 min
Jun 15, 4:10 PM CDT	Severe Thunderstorm Warning	ARX	Grant	65 min
Jun 15, 4:20 PM CDT	Severe Thunderstorm Warning	ARX	Adams	60 min
Jun 15, 4:38 PM CDT	Severe Thunderstorm Warning	ARX	Clark	62 min
Jun 15, 5:02 PM CDT	Severe Thunderstorm Warning	ARX	Richland	18 min
Jun 15, 5:12 PM CDT	Severe Thunderstorm Warning	ARX	Grant	63 min
Jun 15, 6:38 PM CDT	Severe Thunderstorm Warning	ARX	Grant	47 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1997 Every severe thunderstorm warning in 1997

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; radar from the NEXRAD Level II archive.