Alert archive / Minnesota / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 61, NWS Twin Cities, MN

June 10, 2001McLeod County, Sibley County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 10, 2001, 2:05 AM CDT for McLeod County, Sibley County, Minnesota. It was in force for 55 min. No storm report in the archive falls 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.

The facts

Issued
Jun 10, 2001, 2:05 AM CDT (07:05 UTC)
Expired
Jun 10, 2001, 3:00 AM CDT
In force
55 min
Issued by
NWS Twin Cities, MN
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties McLeod County, MN, Sibley County, MN

The radar

The Minneapolis radar (KMPX), 97 km from the middle of the area, began a volume at 07:06 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 10, 2:00 AM CDTSevere Thunderstorm WatchSPC3 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 7.1 hours before the alert went out and 95 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 2001-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 141 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 2001-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 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
141 J/kg
Mixed-layer CIN
-99 J/kg
Mixed-layer LCL
1787 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

617 
WUUS53 KMPX 100708
SVRMSP
MNC013-015-043-085-091-103-143-165-100800-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
205 AM CDT SUN JUN 10 2001

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MARTIN COUNTY IN MINNESOTA
  WATONWAN COUNTY IN MINNESOTA
  NICOLLET COUNTY IN MINNESOTA
  SIBLEY COUNTY IN MINNESOTA
  MCLEOD COUNTY IN MINNESOTA
  BROWN COUNTY IN MINNESOTA
  BLUE EARTH COUNTY IN MINNESOTA
  FARIBAULT COUNTY IN MINNESOTA

* UNTIL 300 AM CDT

* AT 205 AM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH DAMAGING
  WINDS ALONG A LINE EXTENDING FROM 19 MILES NORTHWEST OF GIBBON TO
  16 MILES WEST OF DUNNELL...OR ALONG A LINE EXTENDING FROM 9 MILES
  SOUTHEAST OF OLIVIA TO 32 MILES WEST OF FAIRMONT...MOVING EAST AT
  35 MPH.

* SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...
  FAIRMONT.
  NEW ULM.
  ST JAMES.
  MADELIA.
  GAYLORD.

LAT...LON 4470 9457 4353 9485 4353 9420 4476 9405
$$
 RJN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 9, 11:17 PM CDTSevere Thunderstorm WarningMPXMcLeod, Renville, Sibley58 min
Jun 10, 12:09 AM CDTSevere Thunderstorm WarningMPXStearns, Todd51 min
Jun 10, 12:22 AM CDTSevere Thunderstorm WarningMPXChippewa, Lac qui Parle, Swift, Yellow Medicine53 min
Jun 10, 12:23 AM CDTSevere Thunderstorm WarningMPXMcLeod, Meeker52 min
Jun 10, 12:53 AM CDTTornado WarningMPXLac qui Parle, Yellow Medicine37 min
Jun 10, 1:20 AM CDTSevere Thunderstorm WarningMPXChippewa, Redwood, Renville, Yellow Medicine55 min
Jun 10, 1:20 AM CDTSevere Thunderstorm WarningMPXLac qui Parle, Swift55 min
Jun 10, 2:05 AM CDTSevere Thunderstorm WarningMPXBlue Earth, Faribault, Martin, Watonwan55 min
Jun 10, 2:05 AM CDTSevere Thunderstorm WarningMPXBrown, Nicollet55 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2001Every severe thunderstorm warning in 2001

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.