Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 152, NWS La Crosse, WI

September 10, 2000Clark County, Taylor County, Wisconsin

NWS La Crosse, WI issued this severe thunderstorm warning at Sep 10, 2000, 9:47 PM CDT for Clark County, Taylor County, Wisconsin. It was in force for 73 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: Sep 10, 2000, 9:47 PM CDT (02:47 UTC)
Expired: Sep 10, 2000, 11:00 PM CDT
In force: 73 min
Issued by: NWS La Crosse, WI
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Clark County, WI, Taylor County, WI

What was reported inside it

Time	Report	Where	Remark
Sep 10, 10:10 PM CDT	Thunderstorm Wind 52 E	Bellinger, 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

Green Bay/Straub, WI (KGRB), launched 00:00Z, 2.8 hours before the alert went out and 211 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: 2296 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 837 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 25 m²/s²
0-3 km storm-relative helicity: 115 m²/s²
Significant tornado parameter: 0.8
Supercell composite: 4.2

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KARX 110249
SVRLSE
WIC019-119-110400-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
947 PM CDT SUN SEP 10 2000

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN CLARK COUNTY IN CENTRAL WISCONSIN
  TAYLOR COUNTY IN NORTH CENTRAL WISCONSIN

* UNTIL 1100 PM CDT

* AT 947 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM PRODUCING LARGE HAIL 16 MILES WEST OF THORP...
  OR ABOUT 14 MILES EAST OF CHIPPEWA FALLS...MOVING NORTHEAST AT 40
  MPH.

* THE SEVERE THUNDERSTORM IS EXPECTED TO BE...
  NEAR THORP AT 1005 PM CDT
  NEAR OWEN AT 1020 PM CDT
  NEAR DORCHESTER AT 1040 PM CDT
  NEAR MEDFORD AT 1045 PM CDT
  NEAR CHELSEA AT 1050 PM CDT

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

NELSON

LAT...LON 4536 9091 4476 9095 4478 9030 4539 9001

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 10, 9:43 PM CDT	Severe Thunderstorm Warning	ARX	Buffalo, Trempealeau	77 min
Sep 10, 10:33 PM CDT	Severe Thunderstorm Warning	ARX	Buffalo, Trempealeau	57 min
Sep 10, 11:11 PM CDT	Severe Thunderstorm Warning	ARX	Clark, Taylor	64 min
Sep 11, 12:52 AM CDT	Severe Thunderstorm Warning	ARX	Clark	53 min
Sep 11, 2:19 AM CDT	Flash Flood Warning	ARX	Clark, Taylor	3 hr
Sep 11, 5:36 AM CDT	Severe Thunderstorm Warning	ARX	Richland, Vernon	24 min
Sep 11, 6:26 AM CDT	Severe Thunderstorm Warning	ARX	Richland	34 min
Sep 11, 4:27 PM CDT	Severe Thunderstorm Warning	ARX	Taylor	63 min
Sep 11, 4:29 PM CDT	Severe Thunderstorm Warning	ARX	Grant	61 min
Sep 11, 4:57 PM CDT	Severe Thunderstorm Warning	ARX	Clark	63 min
Sep 11, 5:01 PM CDT	Severe Thunderstorm Warning	ARX	Buffalo, Trempealeau	59 min
Sep 11, 5:13 PM CDT	Tornado Warning	ARX	Grant	32 min
Sep 11, 5:41 PM CDT	Severe Thunderstorm Warning	ARX	Grant	49 min
Sep 11, 5:46 PM CDT	Severe Thunderstorm Warning	ARX	Jackson	74 min
Sep 11, 5:56 PM CDT	Severe Thunderstorm Warning	ARX	Clark	64 min
Sep 11, 6:01 PM CDT	Flash Flood Warning	ARX	Grant	4 hr
Sep 11, 6:17 PM CDT	Severe Thunderstorm Warning	ARX	Trempealeau	28 min
Sep 11, 6:32 PM CDT	Severe Thunderstorm Warning	ARX	La Crosse, Monroe	58 min
Sep 11, 6:35 PM CDT	Severe Thunderstorm Warning	ARX	Monroe	55 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.