Alert archive / Minnesota / Tornado Warnings in 2007

Tornado Warning 19, NWS Twin Cities, MN

June 16, 2007Freeborn County, Steele County, Minnesota

NWS Twin Cities, MN issued this tornado warning at Jun 16, 2007, 9:06 PM CDT for Freeborn County, Steele County, Minnesota. It was in force for 24 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 16, 2007, 9:06 PM CDT (02:06 UTC)
Expired
Jun 16, 2007, 9:30 PM CDT
In force
24 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

Counties Freeborn County, MN, Steele County, MN

The radar

The Minneapolis radar (KMPX), 117 km from the middle of the area, began a volume at 02:08 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 nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 2.1 hours before the alert went out and 118 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 2007-06-17Temperature 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 00:00Z on 2007-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 square meters per square second.193958Sfc1 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
1998 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
85 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 170207
TORMPX
MNC047-147-170230-
/O.NEW.KMPX.TO.W.0019.070617T0206Z-070617T0230Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
906 PM CDT SAT JUN 16 2007

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  STEELE COUNTY IN SOUTH CENTRAL MINNESOTA...
  FREEBORN COUNTY IN SOUTH CENTRAL MINNESOTA...

* UNTIL 930 PM CDT

* AT 904 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD   
  NEAR GENEVA. RADAR SHOWED THE SEVERE STORM MOVING NORTHEAST AT 20  
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  GENEVA...
  BLOOMING PRAIRIE...

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4384 9328 4379 9328 4379 9306 4389 9306

$$
1 follow-up statement
000 
WWUS53 KMPX 170227
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
926 PM CDT SAT JUN 16 2007

MNC047-147-170232-
/O.EXP.KMPX.TO.W.0019.000000T0000Z-070617T0230Z/
STEELE MN-FREEBORN MN-
926 PM CDT SAT JUN 16 2007

...THE TORNADO WARNING FOR FREEBORN AND STEELE COUNTIES WILL EXPIRE 
AT 930 PM CDT...

A TRAINED WEATHER SPOTTER INDICATES THAT THE FUNNEL CLOUD OBSERVED 
NEAR GENEVA AT 904 PM THIS EVENING DISSIPATED BETWEEN GENEVA AND 
BLOOMING PRAIRIE. THEREFORE THE TORNADO WARNING WILL BE ALLOWED TO 
EXPIRE AT 930 PM.

LAT...LON 4384 9328 4379 9328 4379 9306 4389 9306

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 8:21 PM CDTSevere Thunderstorm WarningMPXFaribault, Freeborn54 min
Jun 17, 3:18 AM CDTWind AdvisoryMPXBlue Earth, Brown, Chippewa, Douglas, Faribault, Kandiyohi and 10 more18 hr

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