Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 33, NWS La Crosse, WI

May 18, 2000Buffalo County, Trempealeau County, Wisconsin

NWS La Crosse, WI issued this severe thunderstorm warning at May 18, 2000, 6:08 AM CDT for Buffalo County, Trempealeau County, Wisconsin. It was in force for 67 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 18, 2000, 6:08 AM CDT (11:08 UTC)
Expired: May 18, 2000, 7:15 AM CDT
In force: 67 min
Issued by: NWS La Crosse, WI
Area: Whole counties

Counties Buffalo County, WI, Trempealeau County, WI

The radar

The La Crosse radar (KARX), 65 km from the middle of the area, began a volume at 11:09 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.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 11.1 hours before the alert went out and 171 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: 707 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 42 m²/s²
0-3 km storm-relative helicity: 182 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 
WUUS53 KARX 181108
SVRLSE
WIC011-121-181215-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
608 AM CDT THU MAY 18 2000

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BUFFALO COUNTY IN WEST CENTRAL WISCONSIN
  TREMPEALEAU COUNTY IN WEST CENTRAL WISCONSIN

* UNTIL 715 AM CDT

* AT 608 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 5 MILES SOUTHWEST OF MARSHLAND...OR ABOUT 3
  MILES SOUTHEAST OF WINONA. THIS ACTIVITY WAS MOVING NORTH AT 35
  MPH.

* THE SEVERE THUNDERSTORM WILL BE...
  NEAR MARSHLAND AT 610 AM CDT
  NEAR DODGE AT 615 AM CDT
  NEAR ARCADIA AT 630 AM CDT
  NEAR CHIMNEY ROCK AND ELK CREEK AT 655 AM CDT
  NEAR STRUM AND ELEVA AT 710 AM CDT

LARGE DESTRUCTIVE HAIL IS THE MAIN THREAT WITH THESE STORMS. FOR YOUR
PROTECTION...SEEK SHELTER IN A STURDY BUILDING AND STAY AWAY FROM
WINDOWS.

KRC

The office that day

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

Issued	Product	Office	Counties	Lasted
May 18, 5:41 AM CDT	Severe Thunderstorm Warning	ARX	Vernon	34 min
May 18, 5:51 AM CDT	Severe Thunderstorm Warning	ARX	Grant	39 min
May 18, 6:28 AM CDT	Severe Thunderstorm Warning	ARX	Grant	32 min
May 18, 7:12 AM CDT	Severe Thunderstorm Warning	ARX	Vernon	33 min
May 18, 7:33 AM CDT	Severe Thunderstorm Warning	ARX	La Crosse	42 min
May 18, 7:58 AM CDT	Severe Thunderstorm Warning	ARX	Jackson, Monroe	62 min
May 18, 1:20 PM CDT	Severe Thunderstorm Warning	ARX	Grant	40 min
May 18, 2:00 PM CDT	Severe Thunderstorm Warning	ARX	Grant	30 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2000 Every severe thunderstorm warning in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.