Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 382, NWS Twin Cities, MN

September 12, 20054 counties in Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Sep 12, 2005, 9:14 PM CDT for 4 counties in Minnesota. It was in force for 61 min. 2 reports 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
Sep 12, 2005, 9:14 PM CDT (02:14 UTC)
Expired
Sep 12, 2005, 10:15 PM CDT
In force
61 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

Counties Kandiyohi County, MN, McLeod County, MN, Meeker County, MN, Renville County, MN

The radar

The Minneapolis radar (KMPX), 85 km from the middle of the area, began a volume at 02:14 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

TimeReportWhereRemark
Sep 12, 9:30 PM CDTTSTM WND DMGLitchfield, MNTREE DOWN IN LITCHFIELD. A FEW TREES OVER POWER LINES ALSO REPORTED DOWN ACROSS MEEKER COUNTY BUT SPECIFIC LOCATION WAS UNKNOWN.
Sep 12, 9:42 PM CDTHAIL 0.75Hutchinson, MN

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.

IssuedProductOfficeLasted
Sep 12, 7:45 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 2.2 hours before the alert went out and 83 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 2005-09-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 968 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 2005-09-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 94 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
968 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
851 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
94 m²/s²
0-3 km storm-relative helicity
161 m²/s²
Significant tornado parameter
0.5
Supercell composite
3.7

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMPX 130214
SVRMPX
MNC067-085-093-129-130315-
/O.NEW.KMPX.SV.W.0382.050913T0214Z-050913T0315Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
914 PM CDT MON SEP 12 2005

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  KANDIYOHI COUNTY IN CENTRAL MINNESOTA
  MEEKER COUNTY IN CENTRAL MINNESOTA
  MCLEOD COUNTY IN CENTRAL MINNESOTA
  RENVILLE COUNTY IN CENTRAL MINNESOTA

* UNTIL 1015 PM CDT

* AT 909 PM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
  THUNDERSTORMS...CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS.
  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 14 MILES
  NORTHWEST OF LITCHFIELD TO 21 MILES SOUTHWEST OF HUTCHINSON...AND
  MOVING NORTHEAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  LITCHFIELD...
  HUTCHINSON...
  BUFFALO LAKE...
  ATWATER...
  CEDAR MILLS...

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 4532 9482 4472 9480 4474 9427 4530 9430

$$

KAT
2 follow-up statements
000 
WWUS53 KMPX 130226
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
926 PM CDT MON SEP 12 2005

MNC067-130236-
/O.CAN.KMPX.SV.W.0382.000000T0000Z-050913T0315Z/
KANDIYOHI MN-
926 PM CDT MON SEP 12 2005

...THE SEVERE THUNDERSTORM WARNING FOR KANDIYOHI COUNTY IS
CANCELLED...

THE LINE OF STORMS THAT PROMPTED THE SEVERE THUNDERSTORM WARNING FOR 
KANDIYOHI COUNTY HAS MOVED EAST OF THE AREA. THEREFORE...THE WARNING 
HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM CDT TUESDAY MORNING
FOR SOUTHERN MINNESOTA.

LAT...LON 4533 9474 4473 9473 4474 9427 4530 9430

$$

MNC085-093-129-130315-
/O.CON.KMPX.SV.W.0382.000000T0000Z-050913T0315Z/
MEEKER MN-MCLEOD MN-RENVILLE MN-
926 PM CDT MON SEP 12 2005

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT
FOR RENVILLE...MCLEOD AND MEEKER COUNTIES...

AT 922 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE
THUNDERSTORMS...CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS.
THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM MANANNAH TO 6
MILES EAST OF HECTOR...AND MOVING EAST AT 30 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE STROUT...LAKESIDE...CORVUSO...
WESTPORT...WATKINS...LITCHFIELD...KINGSTON...HUTCHINSON...GROVE
CITY...DASSEL...DARWIN...COSMOS...CEDAR MILLS AND BISCAY.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 4533 9474 4473 9473 4474 9427 4530 9430

$$

KAT
000 
WWUS53 KMPX 130300
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
958 PM CDT MON SEP 12 2005

MNC129-130308-
/O.CAN.KMPX.SV.W.0382.000000T0000Z-050913T0315Z/
RENVILLE MN-
958 PM CDT MON SEP 12 2005

...THE SEVERE THUNDERSTORM WARNING FOR RENVILLE COUNTY IS
CANCELLED...

THE LINE OF STORMS THAT PROMPTED THE SEVERE THUNDERSTORM WARNING FOR 
RENVILLE COUNTY HAS MOVED EAST OF THE AREA. THEREFORE...THE WARNING 
HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM CDT TUESDAY MORNING
FOR SOUTHERN MINNESOTA.

LAT...LON 4531 9450 4474 9448 4473 9403 4496 9403
      4498 9429 4527 9428

$$

MNC085-093-130315-
/O.CON.KMPX.SV.W.0382.000000T0000Z-050913T0315Z/
MEEKER MN-MCLEOD MN-
958 PM CDT MON SEP 12 2005

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT
FOR MCLEOD AND MEEKER COUNTIES...

AT 940 PM CDT...WIND DAMAGE WAS REPORTED ACROSS MUCH OF MEEKER AND 
MCLEOD COUNTIES...INCLUDING THE CITIES OF LITCHFIELD AND HUTCHINSON. 
THIS IS A DANGEROUS STORM...SEEK SAFE SHELTER AND STAY AWAY FROM 
WINDOWS

AT 956 PM CDT...DOPPLER RADAR INDICATED A LINE OF STORMS CAPABLE OF 
PRODUCING DAMAGING WINDS IN EXCESS OF 70 MPH. THESE STORMS WERE LOCATED 
ALONG A LINE EXTENDING FROM 14 MILES NORTHEAST OF KINGSTON TO 
WINSTED TO PLATO...AND MOVING EAST AT 35 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE WESTPORT...SILVER LAKE...
LESTER PRAIRIE...HUTCHINSON...GLENCOE...DASSEL...DARWIN AND BISCAY.

THIS STORM HAS A HISTORY OF PRODUCING WIDESPREAD WIND DAMAGE. THIS 
IS AN EXTREMELY DANGEROUS SITUATION. SEEK SHELTER NOW INSIDE A 
STURDY STRUCTURE AND STAY AWAY FROM WINDOWS

LAT...LON 4531 9450 4474 9448 4473 9403 4496 9403
      4498 9429 4527 9428

$$

KAT

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 12, 7:14 PM CDTTornado WarningMPXChippewa, Lac qui Parle, Yellow Medicine61 min
Sep 12, 7:31 PM CDTFlash Flood WarningMPXChippewa, Lac qui Parle, Yellow Medicine3 hr
Sep 12, 8:09 PM CDTSevere Thunderstorm WarningMPXMcLeod, Meeker, Wright66 min
Sep 12, 8:18 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Renville57 min
Sep 12, 9:10 PM CDTFlash Flood WarningMPXWright3 hr
Sep 12, 9:10 PM CDTSevere Thunderstorm WarningMPXAnoka, Hennepin, Sherburne, Wright65 min
Sep 12, 9:47 PM CDTFlash Flood WarningMPXAnoka, Isanti, Sherburne3 hr
Sep 12, 9:54 PM CDTSevere Thunderstorm WarningMPXCarver, Sibley66 min
Sep 12, 10:11 PM CDTSevere Thunderstorm WarningMPXHennepin, Wright64 min
Sep 12, 10:34 PM CDTFlash Flood WarningMPXChisago3 hr
Sep 12, 10:38 PM CDTSevere Thunderstorm WarningMPXDakota, Scott52 min
Sep 12, 10:41 PM CDTSevere Thunderstorm WarningMPXAnoka, Ramsey35 min
Sep 12, 11:04 PM CDTSevere Thunderstorm WarningMPXChisago, Washington56 min
Sep 12, 11:47 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Faribault, Martin, Watonwan58 min
Sep 13, 12:26 AM CDTSevere Thunderstorm WarningMPXFreeborn, Steele, Waseca64 min
Sep 13, 12:44 AM CDTSevere Thunderstorm WarningMPXFaribault46 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.