Alert archive / Minnesota / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 82, NWS Twin Cities, MN

August 7, 2000Redwood County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 7, 2000, 8:56 PM CDT for Redwood County, Minnesota. It was in force for 49 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
Aug 7, 2000, 8:56 PM CDT (01:56 UTC)
Expired
Aug 7, 2000, 9:45 PM CDT
In force
49 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Redwood County, MN

What was reported inside it

TimeReportWhereRemark
Aug 7, 9:15 PM CDTThunderstorm Wind 55 EWalnut Grove, MNTrees and power lines down.
Aug 7, 9:30 PM CDTThunderstorm Wind 55 EMorgan, MNSeveral utility poles and power lines down. Minor building damage.
Aug 7, 9:30 PM CDTThunderstorm Wind 55 ELamberton, MNFew trees down, including one on house.

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.

IssuedProductOfficeLasted
Aug 7, 6:45 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 1.9 hours before the alert went out and 140 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 2000-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1134 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2000-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 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
1134 J/kg
Mixed-layer CIN
-65 J/kg
Mixed-layer LCL
1449 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
258 m²/s²
Significant tornado parameter
0.3
Supercell composite
6.1

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMPX 080157
SVRMSP
MNC127-080245-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
856 PM CDT MON AUG 7 2000

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  REDWOOD COUNTY IN SOUTHWEST MINNESOTA

* UNTIL 945 PM CDT

* AT 856 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS 3 MILES
  NORTHWEST OF WALNUT GROVE...OR ABOUT 19 MILES SOUTHEAST OF
  MARSHALL...MOVING EAST AT 50 MPH.

* SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...
  WALNUT GROVE
  WABASSO
  SEAFORTH
  LUCAN
  LAMBERTON

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
Aug 7, 8:34 PM CDTSevere Thunderstorm WarningMPXBrown41 min
Aug 7, 9:11 PM CDTSevere Thunderstorm WarningMPXBrown, Martin, Watonwan64 min
Aug 7, 9:14 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Nicollet61 min
Aug 7, 9:34 PM CDTTornado WarningMPXMartin41 min
Aug 7, 9:38 PM CDTSevere Thunderstorm WarningMPXRenville, Sibley52 min
Aug 7, 9:58 PM CDTSevere Thunderstorm WarningMPXMcLeod62 min
Aug 7, 10:14 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Le Sueur, Nicollet46 min
Aug 7, 10:21 PM CDTSevere Thunderstorm WarningMPXCarver, Scott54 min
Aug 7, 10:21 PM CDTSevere Thunderstorm WarningMPXWright54 min
Aug 7, 10:41 PM CDTSevere Thunderstorm WarningMPXHennepin64 min
Aug 7, 10:58 PM CDTSevere Thunderstorm WarningMPXLe Sueur, Rice62 min
Aug 8, 5:47 PM CDTSevere Thunderstorm WarningMPXKanabec28 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 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.