Alert archive / Minnesota / Tornado Warnings in 2005

Tornado Warning 65, NWS Twin Cities, MN

September 21, 2005McLeod County, Meeker County, Minnesota

NWS Twin Cities, MN issued this tornado warning at Sep 21, 2005, 6:59 PM CDT for McLeod County, Meeker County, Minnesota. It was in force for 27 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
Sep 21, 2005, 6:59 PM CDT (23:59 UTC)
Expired
Sep 21, 2005, 7:26 PM CDT
In force
27 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

Counties McLeod County, MN, Meeker County, MN

The radar

The Minneapolis radar (KMPX), 56 km from the middle of the area, began a volume at 00:03 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
Sep 21, 5:30 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 12.0 hours before the alert went out and 54 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 212358
TORMPX
MNC085-093-220100-
/O.NEW.KMPX.TO.W.0065.050921T2359Z-050922T0100Z/

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

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  MEEKER COUNTY IN CENTRAL MINNESOTA
  MCLEOD COUNTY IN CENTRAL MINNESOTA

* UNTIL 800 PM CDT

* AT 658 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD
  NEAR DASSEL...OR ABOUT 11 MILES NORTHEAST OF HUTCHINSON...MOVING   
  EAST AT 35 MPH. THIS STORM IS CAPABLE OF PRODUCING A TORNADO.

* LOCATIONS IMPACTED INCLUDE...
  SILVER LAKE...
  WINSTED...
  LESTER PRAIRIE...
  DASSEL...

LAT...LON 4512 9435 4495 9441 4480 9404 4497 9403
      4498 9426 4513 9427

$$

KAT
2 follow-up statements
000 
WWUS53 KMPX 220013
SVSMPX

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

MNC093-220023-
/O.CAN.KMPX.TO.W.0065.000000T0000Z-050922T0100Z/
MEEKER MN-
713 PM CDT WED SEP 21 2005

...THE TORNADO WARNING FOR MEEKER COUNTY IS CANCELLED...

THE SEVERE STORM HAS MOVED EAST OF MEEKER COUNTY.

LAT...LON 4498 9424 4489 9423 4487 9402 4497 9403

$$

MNC085-220100-
/O.CON.KMPX.TO.W.0065.000000T0000Z-050922T0100Z/
MCLEOD MN-
713 PM CDT WED SEP 21 2005

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR MCLEOD
COUNTY...

AT 712 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THE SEVERE THUNDERSTORM
WAS LOCATED NEAR WINSTED...OR ABOUT 15 MILES NORTHEAST OF
HUTCHINSON...AND MOVING EAST AT 30 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE SILVER LAKE AND LESTER
PRAIRIE.

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 4498 9424 4489 9423 4487 9402 4497 9403

$$

KAT
000 
WWUS53 KMPX 220026
SVSMPX

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

MNC085-220036-
/O.CAN.KMPX.TO.W.0065.000000T0000Z-050922T0100Z/
MCLEOD MN-
726 PM CDT WED SEP 21 2005

...THE TORNADO WARNING FOR MCLEOD COUNTY IS CANCELLED...

THE SEVERE STORM HAS MOVED OUT OF THE WARNED AREA. THEREFORE...THE
TORNADO WARNING HAS BEEN CANCELLED.

LAT...LON 4498 9424 4489 9423 4487 9402 4497 9403

$$

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, 5:50 PM CDTTornado WarningMPXKandiyohi40 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

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.