Alert archive / Minnesota / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 262, NWS Twin Cities, MN

October 4, 2006Le Sueur County, Rice County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Oct 4, 2006, 12:17 AM CDT for Le Sueur County, Rice County, Minnesota. It was in force for 58 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Oct 4, 2006, 12:17 AM CDT (05:17 UTC)
Expired
Oct 4, 2006, 1:15 AM CDT
In force
58 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

Counties Le Sueur County, MN, Rice County, MN

The radar

The Minneapolis radar (KMPX), 44 km from the middle of the area, began a volume at 05:18 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 nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 5.3 hours before the alert went out and 45 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 2006-10-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 746 joules per kilogram.LCLLFCEL10008507005003002001001 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 2006-10-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 296 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
746 J/kg
Mixed-layer CIN
-217 J/kg
Mixed-layer LCL
880 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
296 m²/s²
0-3 km storm-relative helicity
530 m²/s²
Significant tornado parameter
0.0
Supercell composite
23.9

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMPX 040518
SVRMPX
MNC079-131-040615-
/O.NEW.KMPX.SV.W.0262.061004T0517Z-061004T0615Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1217 AM CDT WED OCT 4 2006

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

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

* UNTIL 115 AM CDT

* AT 1214 AM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...  
  CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS NEAR        
  MONTGOMERY...OR ABOUT 14 MILES NORTHWEST OF FARIBAULT...AND MOVING 
  EAST AT 35 MPH.

* THE SEVERE THUNDERSTORM WILL AFECT AREAS NEAR LONSDALE.

LAT...LON 4454 9360 4435 9359 4437 9318 4447 9329
      4454 9329

$$

MDB
2 follow-up statements
000 
WWUS53 KMPX 040530
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1229 AM CDT WED OCT 4 2006

MNC079-131-040615-
/O.CON.KMPX.SV.W.0262.000000T0000Z-061004T0615Z/
LE SUEUR MN-RICE MN-
1229 AM CDT WED OCT 4 2006

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 AM CDT
FOR RICE AND LE SUEUR COUNTIES...

AT 1227 AM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE 
THUNDERSTORM...CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS STORM 
WAS LOCATED NEAR LONSDALE...OR ABOUT 14 MILES NORTHWEST OF 
FARIBAULT...AND MOVING EAST-NORTHEAST AT 30 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE MONTGOMERY.

ANOTHER STORM CAPABLE OF PRODUCING QUARTER SIZE HAIL WAS LOCATED 
JUST EAST OF LE CENTER IN LE SUEUR COUNTY AND MOVING EAST-NORTHEAST 
AT 30 MPH.

LAT...LON 4454 9360 4435 9359 4437 9318 4447 9329
      4454 9329

$$
MDB
000 
WWUS53 KMPX 040544
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1243 AM CDT WED OCT 4 2006

MNC079-131-040615-
/O.CON.KMPX.SV.W.0262.000000T0000Z-061004T0615Z/
LE SUEUR MN-RICE MN-
1243 AM CDT WED OCT 4 2006

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 AM CDT
FOR RICE AND LE SUEUR COUNTIES...

AT 1240 AM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE 
THUNDERSTORM...CAPABLE OF PRODUCING NICKEL SIZE HAIL.  THIS STORM 
WAS LOCATED NEAR MONTGOMERY...OR ABOUT 15 MILES NORTHWEST OF 
FARIBAULT...AND MOVING EAST-NORTHEAST AT 30 MPH.

ANOTHER STORM CAPABLE OF PRODUCING NICKEL SIZE HAIL WAS JUST EAST OF 
ST. PETER AND MOVING EAST-NORTHEAST AT 30 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE MONTGOMERY AND LE CENTER.

LAT...LON 4454 9361 4435 9360 4437 9318 4447 9329
      4454 9329

$$

MDB

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 3, 10:04 PM CDTSevere Thunderstorm WarningMPXDakota, Hennepin26 min
Oct 3, 10:33 PM CDTSevere Thunderstorm WarningMPXLe Sueur27 min
Oct 3, 10:44 PM CDTSevere Thunderstorm WarningMPXScott46 min
Oct 3, 10:49 PM CDTSevere Thunderstorm WarningMPXAnoka, Hennepin, Sherburne, Wright56 min
Oct 3, 11:10 PM CDTSevere Thunderstorm WarningMPXDakota50 min
Oct 3, 11:29 PM CDTSevere Thunderstorm WarningMPXScott34 min
Oct 3, 11:32 PM CDTSevere Thunderstorm WarningMPXWashington28 min
Oct 3, 11:59 PM CDTSevere Thunderstorm WarningMPXDakota46 min
Oct 4, 1:26 AM CDTSevere Thunderstorm WarningMPXMartin49 min
Oct 4, 1:49 AM CDTSevere Thunderstorm WarningMPXBlue Earth, Watonwan41 min
Oct 4, 2:00 AM CDTSevere Thunderstorm WarningMPXFaribault60 min
Oct 4, 2:35 AM CDTSevere Thunderstorm WarningMPXSteele, Waseca37 min
Oct 4, 2:43 AM CDTSevere Thunderstorm WarningMPXFreeborn62 min
Oct 4, 2:29 PM CDTFrost AdvisoryMPXAnoka, Benton, Chisago, Douglas, Isanti, Kanabec and 12 more15 hr

Nearby

Severe Thunderstorm Warnings in Minnesota, 2006Every severe thunderstorm warning in 2006

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.