Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 187, NWS Twin Cities, MN

June 29, 2005Nicollet County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 29, 2005, 8:08 PM CDT for Nicollet County, Minnesota. It was in force for 52 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
Jun 29, 2005, 8:08 PM CDT (01:08 UTC)
Expired
Jun 29, 2005, 9:00 PM CDT
In force
52 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

County Nicollet County, MN

The radar

The Minneapolis radar (KMPX), 77 km from the middle of the area, began a volume at 01:07 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 29, 3:50 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 1.1 hours before the alert went out and 75 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 2005-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2111 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 2005-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 283 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
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 300109
SVRMPX
MNC103-300200-
/O.NEW.KMPX.SV.W.0187.050630T0108Z-050630T0200Z/

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

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NICOLLET COUNTY IN SOUTH CENTRAL MINNESOTA

* UNTIL 900 PM CDT

* AT 808 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...   
  CAPABLE OF PRODUCING LARGE HAIL. THIS STORM WAS LOCATED ABOUT 9    
  MILES SOUTHEAST OF NEW ULM...AND MOVING NORTHEAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  NICOLLET...
  NORSELAND...
  COURTLAND...
  
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 4433 9443 4418 9408 4420 9403 4445 9399
      4445 9424

$$

KAT

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 7:06 PM CDTTornado WarningMPXWatonwan24 min
Jun 29, 7:12 PM CDTSevere Thunderstorm WarningMPXMorrison, Todd63 min
Jun 29, 7:29 PM CDTTornado WarningMPXWatonwan31 min
Jun 29, 7:32 PM CDTSevere Thunderstorm WarningMPXBrown43 min
Jun 29, 7:40 PM CDTTornado WarningMPXBrown35 min
Jun 29, 7:48 PM CDTSevere Thunderstorm WarningMPXRenville57 min
Jun 29, 7:52 PM CDTSevere Thunderstorm WarningMPXMartin38 min
Jun 29, 7:56 PM CDTTornado WarningMPXBlue Earth49 min
Jun 29, 8:05 PM CDTSevere Thunderstorm WarningMPXWatonwan55 min
Jun 29, 8:15 PM CDTSevere Thunderstorm WarningMPXMorrison62 min
Jun 29, 8:22 PM CDTSevere Thunderstorm WarningMPXRedwood23 min
Jun 29, 8:25 PM CDTTornado WarningMPXNicollet50 min
Jun 29, 8:28 PM CDTSevere Thunderstorm WarningMPXMartin62 min
Jun 29, 8:35 PM CDTSevere Thunderstorm WarningMPXBrown55 min
Jun 29, 8:41 PM CDTSevere Thunderstorm WarningMPXMcLeod, Renville, Sibley64 min
Jun 29, 8:44 PM CDTSevere Thunderstorm WarningMPXLe Sueur61 min
Jun 29, 8:56 PM CDTSevere Thunderstorm WarningMPXFaribault64 min
Jun 29, 8:59 PM CDTSevere Thunderstorm WarningMPXWatonwan44 min
Jun 29, 9:02 PM CDTSevere Thunderstorm WarningMPXMille Lacs58 min
Jun 29, 9:04 PM CDTSevere Thunderstorm WarningMPXBlue Earth56 min
Jun 29, 9:05 PM CDTTornado WarningMPXKanabec, Mille Lacs55 min
Jun 29, 9:14 PM CDTSevere Thunderstorm WarningMPXAnoka, Chisago, Washington61 min
Jun 29, 9:23 PM CDTTornado WarningMPXLe Sueur37 min
Jun 29, 9:30 PM CDTSevere Thunderstorm WarningMPXDakota, Rice60 min
Jun 29, 9:32 PM CDTTornado WarningMPXScott45 min
Jun 29, 9:35 PM CDTSevere Thunderstorm WarningMPXCarver55 min
Jun 29, 9:44 PM CDTFlash Flood WarningMPXMille Lacs, Morrison3 hr
Jun 29, 9:56 PM CDTSevere Thunderstorm WarningMPXHennepin49 min
Jun 29, 9:57 PM CDTSevere Thunderstorm WarningMPXWaseca48 min
Jun 29, 10:19 PM CDTSevere Thunderstorm WarningMPXSteele41 min
Jun 29, 10:26 PM CDTSevere Thunderstorm WarningMPXGoodhue, Rice49 min
Jun 29, 10:28 PM CDTSevere Thunderstorm WarningMPXDakota, Ramsey, Washington39 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2005Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.