Alert archive / Minnesota / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 261, NWS Twin Cities, MN

October 3, 2006Dakota County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Oct 3, 2006, 11:59 PM CDT for Dakota County, Minnesota. It was in force for 46 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 3, 2006, 11:59 PM CDT (04:59 UTC)
Expired: Oct 4, 2006, 12:45 AM CDT
In force: 46 min
Issued by: NWS Twin Cities, MN
Area: Counties, with a storm outline in the text

County Dakota County, MN

The radar

The Minneapolis radar (KMPX), 46 km from the middle of the area, began a volume at 05:01 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.

Issued	Product	Office	Lasted
Oct 3, 3:34 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 5.0 hours before the alert went out and 48 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: 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 040500
SVRMPX
MNC037-040545-
/O.NEW.KMPX.SV.W.0261.061004T0459Z-061004T0545Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1159 PM CDT TUE OCT 3 2006

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DAKOTA COUNTY IN EAST CENTRAL MINNESOTA...

* UNTIL 1245 AM CDT

* AT 1157 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...  
  CAPABLE OF PRODUCING NICKEL SIZE HAIL.  THIS STORM WAS LOCATED     
  JUST WEST OF HAMPTON...OR ABOUT 16 MILES SOUTH OF EAGAN...AND      
  MOVING EAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  HAMPTON...
  MIESVILLE...

STAY INDOORS...AND AWAY FROM WINDOWS.

LAT...LON 4468 9329 4449 9325 4456 9281 4472 9276

$$

JPR/MDB

1 follow-up statement

000 
WWUS53 KMPX 040546
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1245 AM CDT WED OCT 4 2006

MNC037-040555-
/O.EXP.KMPX.SV.W.0261.000000T0000Z-061004T0545Z/
DAKOTA MN-
1245 AM CDT WED OCT 4 2006

...THE SEVERE THUNDERSTORM WARNING FOR DAKOTA COUNTY EXPIRES AT 1245
AM CDT...

THUNDERSTORMS WILL CONTINUE ACROSS SOUTHEASTERN PARTS OF THE COUNTY 
THROUGH 2 AM. THESE STORMS WILL BRING HEAVY RAIN...SMALL HAIL...AND 
POSSIBLY WIND GUSTS TO AROUND 40 MPH.

LAT...LON 4468 9329 4449 9325 4456 9281 4472 9276

$$

MDB

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 3, 10:04 PM CDT	Severe Thunderstorm Warning	MPX	Dakota, Hennepin	26 min
Oct 3, 10:33 PM CDT	Severe Thunderstorm Warning	MPX	Le Sueur	27 min
Oct 3, 10:44 PM CDT	Severe Thunderstorm Warning	MPX	Scott	46 min
Oct 3, 10:49 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Hennepin, Sherburne, Wright	56 min
Oct 3, 11:10 PM CDT	Severe Thunderstorm Warning	MPX	Dakota	50 min
Oct 3, 11:29 PM CDT	Severe Thunderstorm Warning	MPX	Scott	34 min
Oct 3, 11:32 PM CDT	Severe Thunderstorm Warning	MPX	Washington	28 min
Oct 4, 12:17 AM CDT	Severe Thunderstorm Warning	MPX	Le Sueur, Rice	58 min
Oct 4, 1:26 AM CDT	Severe Thunderstorm Warning	MPX	Martin	49 min
Oct 4, 1:49 AM CDT	Severe Thunderstorm Warning	MPX	Blue Earth, Watonwan	41 min
Oct 4, 2:00 AM CDT	Severe Thunderstorm Warning	MPX	Faribault	60 min
Oct 4, 2:35 AM CDT	Severe Thunderstorm Warning	MPX	Steele, Waseca	37 min
Oct 4, 2:43 AM CDT	Severe Thunderstorm Warning	MPX	Freeborn	62 min
Oct 4, 2:29 PM CDT	Frost Advisory	MPX	Anoka, Benton, Chisago, Douglas, Isanti, Kanabec and 12 more	15 hr

Nearby

Severe Thunderstorm Warnings in Minnesota, 2006 Every 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.