Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 133, NWS Twin Cities, MN

September 10, 2000Eau Claire County, Wisconsin

NWS Twin Cities, MN issued this severe thunderstorm warning at Sep 10, 2000, 9:19 PM CDT for Eau Claire County, Wisconsin. It was in force for 41 min. 2 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
Sep 10, 2000, 9:19 PM CDT (02:19 UTC)
Expired
Sep 10, 2000, 10:00 PM CDT
In force
41 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Eau Claire County, WI

What was reported inside it

TimeReportWhereRemark
Sep 10, 9:28 PM CDTHail 0.88Eau Claire, WI
Sep 10, 9:50 PM CDTHail 1.75Eau Claire, 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

Minneapolis, MN (KMPX), launched 00:00Z, 2.3 hours before the alert went out and 183 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-pSkew-T log-p diagram, Minneapolis, MN at 00:00Z on 2000-09-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2000-09-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 117 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
2354 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
117 m²/s²
0-3 km storm-relative helicity
203 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.

202 
WUUS53 KMPX 110219
SVRMSP
WIC035-110300-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
919 PM CDT SUN SEP 10 2000

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAU CLAIRE COUNTY IN WEST CENTRAL WISCONSIN

* UNTIL 1000 PM CDT

* AT 919 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH LARGE HAIL 5 MILES WEST OF EAU CLAIRE...
  MOVING EAST AT 20 MPH.

* SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...
  FALL CREEK
  EAU CLAIRE
  ALTOONA

LARGE HAIL AND DAMAGING WINDS ARE LIKELY WITH THIS STORM. TAKE COVER
IN A STURDY BUILDING AND STAY AWAY FROM WINDOWS.

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 10, 8:59 PM CDTSevere Thunderstorm WarningMPXDunn, Saint Croix46 min
Sep 10, 9:03 PM CDTSevere Thunderstorm WarningMPXChippewa42 min
Sep 10, 9:37 PM CDTSevere Thunderstorm WarningMPXPierce, Saint Croix53 min
Sep 10, 9:43 PM CDTSevere Thunderstorm WarningMPXChippewa, Dunn, Eau Claire62 min
Sep 10, 11:28 PM CDTSevere Thunderstorm WarningMPXEau Claire32 min
Sep 10, 11:57 PM CDTSevere Thunderstorm WarningMPXEau Claire48 min
Sep 11, 12:40 AM CDTFlash Flood WarningMPXChippewa, Eau Claire2 hr
Sep 11, 1:39 AM CDTFlash Flood WarningMPXDunn, Pierce81 min
Sep 11, 2:55 AM CDTFlash Flood WarningMPXChippewa, Dunn, Eau Claire, Pierce2 hr
Sep 11, 3:13 PM CDTSevere Thunderstorm WarningMPXDunn, Pierce, Saint Croix47 min
Sep 11, 3:24 PM CDTTornado WarningMPXDunn36 min
Sep 11, 3:41 PM CDTTornado WarningMPXChippewa, Eau Claire49 min
Sep 11, 3:56 PM CDTTornado WarningMPXDunn19 min
Sep 11, 4:03 PM CDTSevere Thunderstorm WarningMPXRusk42 min
Sep 11, 4:16 PM CDTTornado WarningMPXDunn14 min
Sep 11, 4:26 PM CDTTornado WarningMPXChippewa, Eau Claire49 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2000Every 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.