Alert archive / Minnesota / Tornado Warnings in 2007

Tornado Warning 24, NWS Twin Cities, MN

June 21, 2007Blue Earth County, Faribault County, Minnesota

NWS Twin Cities, MN issued this tornado warning at Jun 21, 2007, 4:29 PM CDT for Blue Earth County, Faribault County, Minnesota. It was in force for 46 min. 3 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
Jun 21, 2007, 4:29 PM CDT (21:29 UTC)
Expired
Jun 21, 2007, 5:15 PM CDT
In force
46 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

Counties Blue Earth County, MN, Faribault County, MN

The radar

The Minneapolis radar (KMPX), 118 km from the middle of the area, began a volume at 21:31 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
Jun 21, 4:35 PM CDTHAIL 1.75Amboy, MN
Jun 21, 4:50 PM CDTHAIL 1.755 N Winnebago, MNNICKLE TO GOLF BALL SIZED HAIL. DAMAGE TO SQUAD CAR WINDOW.
Jun 21, 5:06 PM CDTHAIL 1.53 N Blue Earth, 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
Jun 21, 11:59 AM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 9.5 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 2007-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2007-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -101 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2261 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
-101 m²/s²
0-3 km storm-relative helicity
64 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 212129
TORMPX
MNC013-043-212215-
/O.NEW.KMPX.TO.W.0024.070621T2129Z-070621T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
429 PM CDT THU JUN 21 2007

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  BLUE EARTH COUNTY IN SOUTH CENTRAL MINNESOTA...
  FARIBAULT COUNTY IN SOUTH CENTRAL MINNESOTA...

* UNTIL 515 PM CDT

* AT 427 PM CDT...RADAR WAS TRACKING A SEVERE STORM WITH STRONG
  ROTATION. THE MOST DANGEROUS PART OF THE STORM WAS NEAR            
  AMBOY...OR   ABOUT 9 MILES NORTH OF WINNEBAGO...AND MOVING         
  SOUTHEAST AT 20 MPH. THIS STORM IS ALSO CAPABLE OF PRODUCING       
  TENNIS BALL SIZE HAIL.

* LOCATIONS IMPACTED INCLUDE...
  WINNEBAGO...
  HUNTLEY...
  DELAVAN...
  EASTON...
  BRUSH CREEK...

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 4403 9410 4391 9423 4366 9423 4367 9381

$$
4 follow-up statements
000 
WWUS53 KMPX 212139
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
438 PM CDT THU JUN 21 2007

MNC013-043-212215-
/O.CON.KMPX.TO.W.0024.000000T0000Z-070621T2215Z/
BLUE EARTH MN-FARIBAULT MN-
438 PM CDT THU JUN 21 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR FARIBAULT
AND BLUE EARTH COUNTIES...

AT 436 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM WITH STRONG ROTATION.   THE SEVERE THUNDERSTORM WAS
LOCATED 3 MILES SOUTH OF AMBOY...OR ABOUT 6 MILES NORTH OF 
WINNEBAGO...AND MOVING SOUTHEAST AT 20 MPH. THIS THUNDERSTORM IS 
ALSO CAPABLE OF PRODUCING TENNIS BALL SIZE HAIL AND 65 MPH STRAIGHT 
LINE WINDS.

OTHER LOCATIONS IN THE WARNING INCLUDE HUNTLEY...BRUSH CREEK...
WINNEBAGO...DELAVAN AND AMBOY.

LAT...LON 4392 9407 4391 9423 4366 9423 4367 9381

$$
000 
WWUS53 KMPX 212150
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
450 PM CDT THU JUN 21 2007

MNC013-043-212215-
/O.CON.KMPX.TO.W.0024.000000T0000Z-070621T2215Z/
BLUE EARTH MN-FARIBAULT MN-
450 PM CDT THU JUN 21 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR FARIBAULT
AND BLUE EARTH COUNTIES...

AT 449 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.   THE SEVERE 
THUNDERSTORM WAS LOCATED NEAR WINNEBAGO...AND MOVING SOUTH AT 20 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE HUNTLEY...WINNEBAGO...DELAVAN
AND AMBOY.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
TENNIS BALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS OF 65 MPH.

LAT...LON 4390 9406 4388 9420 4365 9423 4365 9395

$$
000 
WWUS53 KMPX 212159
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
457 PM CDT THU JUN 21 2007

MNC013-212207-
/O.CAN.KMPX.TO.W.0024.000000T0000Z-070621T2215Z/
BLUE EARTH MN-
457 PM CDT THU JUN 21 2007

...THE TORNADO WARNING FOR BLUE EARTH COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED SOUTH OF BLUE EARTH 
COUNTY.

REPORT ANY SEVERE WEATHER TO YOUR LOCAL LAW ENFORCEMENT FOR RELAY TO 
THE NATIONAL WEATHER SERVICE.

LAT...LON 4384 9405 4384 9419 4365 9423 4365 9395

$$

MNC043-212215-
/O.CON.KMPX.TO.W.0024.000000T0000Z-070621T2215Z/
FARIBAULT MN-
457 PM CDT THU JUN 21 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR FARIBAULT
COUNTY...

AT 453 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE 
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.   SPOTTERS ALSO 
CONTINUED TO INDICATE A ROTATING WALL CLOUD. THE ROTATING PORTION OF 
THE SEVERE THUNDERSTORM WAS LOCATED NEAR WINNEBAGO...AND MOVING 
SOUTH AT 20 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE HUNTLEY...WINNEBAGO AND
DELAVAN.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING HALF 
DOLLAR SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS OF 65 MPH.

LAT...LON 4384 9405 4384 9419 4365 9423 4365 9395

$$
000 
WWUS53 KMPX 212206
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
505 PM CDT THU JUN 21 2007

MNC043-212215-
/O.CON.KMPX.TO.W.0024.000000T0000Z-070621T2215Z/
FARIBAULT MN-
505 PM CDT THU JUN 21 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR FARIBAULT
COUNTY...

AT 501 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE 
THUNDERSTORM WITH STRONG ROTATION THAT IS CONTINUING TO STRENGTHEN 
AND LOWER.   THE SEVERE THUNDERSTORM WAS LOCATED 3 MILES NORTH OF 
BLUE EARTH...OR ABOUT 7 MILES SOUTH OF WINNEBAGO...AND MOVING SOUTH 
AT 30 MPH. THE COMMUNITY OF BLUE EARTH IS IN THE PATH OF THIS STORM. 
SEVERAL ROTATING WALL CLOUD REPORTS HAVE BEEN RECEIVED.

OTHER LOCATIONS IN THE WARNING INCLUDE INTERSTATE 90 IN WESTERN 
FARIBAULT COUNTY.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
TENNIS BALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

LAT...LON 4374 9401 4373 9416 4356 9422 4355 9394

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 20, 7:11 PM CDTSevere Thunderstorm WarningMPXCarver49 min
Jun 20, 7:32 PM CDTSevere Thunderstorm WarningMPXDakota, Rice58 min
Jun 20, 7:57 PM CDTSevere Thunderstorm WarningMPXScott48 min
Jun 20, 8:05 PM CDTSevere Thunderstorm WarningMPXLe Sueur55 min
Jun 20, 8:22 PM CDTSevere Thunderstorm WarningMPXSibley38 min
Jun 20, 8:25 PM CDTSevere Thunderstorm WarningMPXRice50 min
Jun 20, 8:27 PM CDTSevere Thunderstorm WarningMPXGoodhue48 min
Jun 20, 8:39 PM CDTSevere Thunderstorm WarningMPXScott36 min
Jun 20, 8:52 PM CDTSevere Thunderstorm WarningMPXLe Sueur53 min
Jun 20, 9:01 PM CDTSevere Thunderstorm WarningMPXSteele59 min
Jun 20, 9:12 PM CDTSevere Thunderstorm WarningMPXRice63 min
Jun 20, 9:20 PM CDTSevere Thunderstorm WarningMPXWashington55 min
Jun 20, 9:35 PM CDTSevere Thunderstorm WarningMPXWaseca55 min
Jun 20, 9:43 PM CDTSevere Thunderstorm WarningMPXLe Sueur32 min
Jun 20, 9:51 PM CDTSevere Thunderstorm WarningMPXDakota, Ramsey24 min
Jun 20, 9:57 PM CDTSevere Thunderstorm WarningMPXSteele33 min
Jun 20, 10:07 PM CDTSevere Thunderstorm WarningMPXWashington23 min
Jun 20, 10:08 PM CDTSevere Thunderstorm WarningMPXLe Sueur37 min
Jun 20, 10:14 PM CDTSevere Thunderstorm WarningMPXRice43 min
Jun 20, 10:16 PM CDTSevere Thunderstorm WarningMPXDakota44 min
Jun 20, 10:28 PM CDTSevere Thunderstorm WarningMPXFreeborn, Steele, Waseca47 min
Jun 20, 10:29 PM CDTSevere Thunderstorm WarningMPXGoodhue46 min
Jun 20, 10:34 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Nicollet56 min
Jun 20, 11:05 PM CDTSevere Thunderstorm WarningMPXDakota, Goodhue40 min
Jun 20, 11:22 PM CDTSevere Thunderstorm WarningMPXFreeborn, Steele, Waseca38 min
Jun 20, 11:32 PM CDTTornado WarningMPXFreeborn43 min
Jun 21, 12:49 AM CDTSevere Thunderstorm WarningMPXDakota, Goodhue41 min
Jun 21, 1:02 AM CDTSevere Thunderstorm WarningMPXRice28 min
Jun 21, 1:39 AM CDTSevere Thunderstorm WarningMPXGoodhue66 min
Jun 21, 1:57 AM CDTSevere Thunderstorm WarningMPXSibley48 min
Jun 21, 2:02 AM CDTSevere Thunderstorm WarningMPXDakota28 min
Jun 21, 2:43 AM CDTSevere Thunderstorm WarningMPXDakota, Goodhue, Rice32 min
Jun 21, 3:29 AM CDTSevere Thunderstorm WarningMPXRice18 min
Jun 21, 3:35 AM CDTSevere Thunderstorm WarningMPXLe Sueur, Waseca40 min
Jun 21, 4:12 AM CDTSevere Thunderstorm WarningMPXSteele, Waseca48 min
Jun 21, 5:46 AM CDTSevere Thunderstorm WarningMPXSteele44 min
Jun 21, 3:15 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Brown, Nicollet60 min
Jun 21, 3:24 PM CDTSevere Thunderstorm WarningMPXFaribault66 min
Jun 21, 3:37 PM CDTSevere Thunderstorm WarningMPXKandiyohi18 min
Jun 21, 4:05 PM CDTTornado WarningMPXBlue Earth25 min
Jun 21, 4:26 PM CDTSevere Thunderstorm WarningMPXMartin37 min
Jun 21, 4:27 PM CDTSevere Thunderstorm WarningMPXFreeborn63 min
Jun 21, 4:54 PM CDTSevere Thunderstorm WarningMPXCarver, Scott, Sibley66 min
Jun 21, 5:06 PM CDTSevere Thunderstorm WarningMPXMcLeod, Renville39 min
Jun 21, 5:10 PM CDTSevere Thunderstorm WarningMPXWaseca30 min
Jun 21, 5:15 PM CDTSevere Thunderstorm WarningMPXFaribault30 min
Jun 21, 5:26 PM CDTSevere Thunderstorm WarningMPXFreeborn23 min
Jun 21, 5:33 PM CDTSevere Thunderstorm WarningMPXLe Sueur25 min
Jun 21, 5:37 PM CDTSevere Thunderstorm WarningMPXMcLeod, Renville53 min
Jun 21, 6:00 PM CDTSevere Thunderstorm WarningMPXSibley60 min
Jun 21, 6:38 PM CDTSevere Thunderstorm WarningMPXNicollet43 min
Jun 21, 6:46 PM CDTSevere Thunderstorm WarningMPXGoodhue29 min
Jun 21, 6:50 PM CDTSevere Thunderstorm WarningMPXBrown25 min
Jun 21, 6:59 PM CDTSevere Thunderstorm WarningMPXBlue Earth61 min

Nearby

Tornado Warnings in Minnesota, 2007Every tornado warning in 2007Tornadoes in 2007

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.