Alert archive / Minnesota / Tornado Warnings in 2005

Tornado Warning 62, NWS Twin Cities, MN

September 21, 2005Kandiyohi County, Minnesota

NWS Twin Cities, MN issued this tornado warning at Sep 21, 2005, 5:50 PM CDT for Kandiyohi County, Minnesota. It was in force for 40 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 21, 2005, 5:50 PM CDT (22:50 UTC)
Expired
Sep 21, 2005, 6:30 PM CDT
In force
40 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

County Kandiyohi County, MN

The radar

The Minneapolis radar (KMPX), 119 km from the middle of the area, began a volume at 22:53 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 21, 5:56 PM CDTHAIL 0.75Willmar, MN
Sep 21, 6:06 PM CDTHAIL 1Willmar, 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 21, 5:30 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 10.8 hours before the alert went out and 117 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 12:00Z on 2005-09-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 15 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 12:00Z on 2005-09-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 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
15 J/kg
Mixed-layer CIN
-441 J/kg
Mixed-layer LCL
1544 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
60 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KMPX 212250
TORMPX
MNC067-212330-
/O.NEW.KMPX.TO.W.0062.050921T2250Z-050921T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
550 PM CDT WED SEP 21 2005

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  KANDIYOHI COUNTY IN CENTRAL MINNESOTA

* UNTIL 630 PM CDT

* AT 549 PM CDT...RADAR INDICATED A STORM CAPABLE OF PRODUCING A
  TORNADO...NEAR WILLMAR...OR ABOUT OVER WILLMAR...MOVING EAST AT 30
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  KANDIYOHI...
  SPICER...
  HAWICK...
  WILLMAR...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

LAT...LON 4523 9514 4504 9519 4503 9477 4532 9482

$$

KAT
2 follow-up statements
000 
WWUS53 KMPX 212313
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
612 PM CDT WED SEP 21 2005

MNC067-212330-
/O.CON.KMPX.TO.W.0062.000000T0000Z-050921T2330Z/
KANDIYOHI MN-
612 PM CDT WED SEP 21 2005

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR KANDIYOHI
COUNTY...

AT 610 PM A FUNNEL CLOUD WAS REPORTED NEAR ATWATER IN EASTERN 
KANDIYOHI COUNTY.  ATWATER IS ABOUT 10 MILES EAST OF WILLMAR.

THIS STORM IS MOVING EAST AT 30 MPH. 

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4527 9498 4501 9497 4500 9477 4531 9479

$$

BAP
000 
WWUS53 KMPX 212330
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
630 PM CDT WED SEP 21 2005

MNC067-212340-
/O.EXP.KMPX.TO.W.0062.000000T0000Z-050921T2330Z/
KANDIYOHI MN-
630 PM CDT WED SEP 21 2005

...THE TORNADO WARNING FOR KANDIYOHI COUNTY WILL EXPIRE AT 630 PM
CDT...

THE SEVERE STORM HAS MOVED EAST OF KANDIYOHI COUNTY.

LAT...LON 4527 9498 4501 9497 4500 9477 4531 9479

$$

KAT

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 21, 5:23 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Stearns67 min
Sep 21, 5:34 PM CDTTornado WarningMPXStearns56 min
Sep 21, 5:35 PM CDTSevere Thunderstorm WarningMPXBenton, Sherburne40 min
Sep 21, 5:59 PM CDTSevere Thunderstorm WarningMPXMeeker61 min
Sep 21, 6:04 PM CDTTornado WarningMPXSherburne, Wright41 min
Sep 21, 6:14 PM CDTTornado WarningMPXMeeker31 min
Sep 21, 6:21 PM CDTSevere Thunderstorm WarningMPXChisago39 min
Sep 21, 6:38 PM CDTSevere Thunderstorm WarningMPXAnoka, Hennepin, Sherburne, Wright67 min
Sep 21, 6:53 PM CDTSevere Thunderstorm WarningMPXMcLeod, Meeker67 min
Sep 21, 6:59 PM CDTTornado WarningMPXMcLeod, Meeker27 min

Nearby

Tornado Warnings in Minnesota, 2005Every tornado warning in 2005Tornadoes 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.