Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 193, NWS Twin Cities, MN

June 29, 2005Le Sueur County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 29, 2005, 8:44 PM CDT for Le Sueur County, Minnesota. It was in force for 61 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jun 29, 2005, 8:44 PM CDT (01:44 UTC)
Expired: Jun 29, 2005, 9:45 PM CDT
In force: 61 min
Issued by: NWS Twin Cities, MN
Area: Counties, with a storm outline in the text

County Le Sueur County, MN

The radar

The Minneapolis radar (KMPX), 50 km from the middle of the area, began a volume at 01:46 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.

What was reported inside it

Time	Report	Where	Remark
Jun 29, 9:35 PM CDT	TORNADO	1 W Heidelberg, MN	TORNADO ON THE GROUND 1 MILE WEST OF HEIDELBERG. MOVING NORTHEAST.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

Issued	Product	Office	Lasted
Jun 29, 8:00 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 1.7 hours before the alert went out and 49 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: 2111 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 970 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 283 m²/s²
0-3 km storm-relative helicity: 415 m²/s²
Significant tornado parameter: 3.1
Supercell composite: 18.6

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMPX 300146
SVRMPX
MNC079-300245-
/O.NEW.KMPX.SV.W.0193.050630T0144Z-050630T0245Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
844 PM CDT WED JUN 29 2005

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LE SUEUR COUNTY IN SOUTH CENTRAL MINNESOTA

* UNTIL 945 PM CDT

* AT 842 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
  CAPABLE OF PRODUCING LARGE HAIL. THIS STORM WAS LOCATED 14 MILES
  WEST OF LE CENTER...OR ABOUT OVER ST PETER...AND MOVING EAST AT 30
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  LE CENTER...
  ST PETER...
  CLEVELAND...
  KILKENNY...
  MONTGOMERY...
  HEIDELBERG...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

LAT...LON 4444 9392 4426 9395 4433 9355 4453 9355
      4454 9378

$$

KAT

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 29, 7:06 PM CDT	Tornado Warning	MPX	Watonwan	24 min
Jun 29, 7:12 PM CDT	Severe Thunderstorm Warning	MPX	Morrison, Todd	63 min
Jun 29, 7:29 PM CDT	Tornado Warning	MPX	Watonwan	31 min
Jun 29, 7:32 PM CDT	Severe Thunderstorm Warning	MPX	Brown	43 min
Jun 29, 7:40 PM CDT	Tornado Warning	MPX	Brown	35 min
Jun 29, 7:48 PM CDT	Severe Thunderstorm Warning	MPX	Renville	57 min
Jun 29, 7:52 PM CDT	Severe Thunderstorm Warning	MPX	Martin	38 min
Jun 29, 7:56 PM CDT	Tornado Warning	MPX	Blue Earth	49 min
Jun 29, 8:05 PM CDT	Severe Thunderstorm Warning	MPX	Watonwan	55 min
Jun 29, 8:08 PM CDT	Severe Thunderstorm Warning	MPX	Nicollet	52 min
Jun 29, 8:15 PM CDT	Severe Thunderstorm Warning	MPX	Morrison	62 min
Jun 29, 8:22 PM CDT	Severe Thunderstorm Warning	MPX	Redwood	23 min
Jun 29, 8:25 PM CDT	Tornado Warning	MPX	Nicollet	50 min
Jun 29, 8:28 PM CDT	Severe Thunderstorm Warning	MPX	Martin	62 min
Jun 29, 8:35 PM CDT	Severe Thunderstorm Warning	MPX	Brown	55 min
Jun 29, 8:41 PM CDT	Severe Thunderstorm Warning	MPX	McLeod, Renville, Sibley	64 min
Jun 29, 8:56 PM CDT	Severe Thunderstorm Warning	MPX	Faribault	64 min
Jun 29, 8:59 PM CDT	Severe Thunderstorm Warning	MPX	Watonwan	44 min
Jun 29, 9:02 PM CDT	Severe Thunderstorm Warning	MPX	Mille Lacs	58 min
Jun 29, 9:04 PM CDT	Severe Thunderstorm Warning	MPX	Blue Earth	56 min
Jun 29, 9:05 PM CDT	Tornado Warning	MPX	Kanabec, Mille Lacs	55 min
Jun 29, 9:14 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Chisago, Washington	61 min
Jun 29, 9:23 PM CDT	Tornado Warning	MPX	Le Sueur	37 min
Jun 29, 9:30 PM CDT	Severe Thunderstorm Warning	MPX	Dakota, Rice	60 min
Jun 29, 9:32 PM CDT	Tornado Warning	MPX	Scott	45 min
Jun 29, 9:35 PM CDT	Severe Thunderstorm Warning	MPX	Carver	55 min
Jun 29, 9:44 PM CDT	Flash Flood Warning	MPX	Mille Lacs, Morrison	3 hr
Jun 29, 9:56 PM CDT	Severe Thunderstorm Warning	MPX	Hennepin	49 min
Jun 29, 9:57 PM CDT	Severe Thunderstorm Warning	MPX	Waseca	48 min
Jun 29, 10:19 PM CDT	Severe Thunderstorm Warning	MPX	Steele	41 min
Jun 29, 10:26 PM CDT	Severe Thunderstorm Warning	MPX	Goodhue, Rice	49 min
Jun 29, 10:28 PM CDT	Severe Thunderstorm Warning	MPX	Dakota, Ramsey, Washington	39 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2005 Every severe thunderstorm warning in 2005

Sources

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