Alert archive / Minnesota / Tornado Warnings in 2005

Tornado Warning 15, NWS Sioux Falls, SD

June 29, 2005Jackson County, Minnesota; Dickinson County, Iowa

NWS Sioux Falls, SD issued this tornado warning at Jun 29, 2005, 7:37 PM CDT for Jackson County, Minnesota; Dickinson County, Iowa. It was in force for 23 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
Jun 29, 2005, 7:37 PM CDT (00:37 UTC)
Expired
Jun 29, 2005, 8:00 PM CDT
In force
23 min
Issued by
NWS Sioux Falls, SD
Area
Counties, with a storm outline in the text

Counties Dickinson County, IA, Jackson County, MN

What was reported inside it

TimeReportWhereRemark
Jun 29, 7:52 PM CDTHAIL 1Alpha, MN
Jun 29, 7:52 PM CDTHAIL 1Alpha, 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 29, 3:50 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 0.6 hours before the alert went out and 186 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 2005-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2111 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 2005-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 283 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
2111 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
970 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
283 m²/s²
0-3 km storm-relative helicity
415 m²/s²
Significant tornado parameter
3.1
Supercell composite
18.6

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KFSD 300038
TORFSD
IAC059-MNC063-300100-
/O.NEW.KFSD.TO.W.0015.050630T0037Z-050630T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
737 PM CDT WED JUN 29 2005

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN  DICKINSON COUNTY IN NORTHWEST IOWA
  SOUTHERN JACKSON COUNTY IN SOUTHWEST MINNESOTA

* UNTIL 800 PM CDT

* AT 737 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES NORTH 
  OF SPIRIT LAKE...MOVING NORTHEAST AT 35 MPH.

* THE TORNADO WILL BE NEAR...
  ALPHA AROUND 750 PM CDT

AT 737 PM CDT...WEATHER SPOTTERS REPORTED A FUNNEL CLOUD WITH THIS 
STORM.

THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. TAKE
COVER NOW.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT WEDNESDAY EVENING
FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT
WEDNESDAY EVENING FOR NORTHWEST IOWA.

LAT...LON 4346 9523 4334 9505 4359 9468 4378 9496

$$

SCHUMACHER
2 follow-up statements
000 
WWUS53 KFSD 300044
SVSFSD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
741 PM CDT WED JUN 29 2005

IAC059-MNC063-300100-
/O.CON.KFSD.TO.W.0015.000000T0000Z-050630T0100Z/
DICKINSON IA-JACKSON MN-
741 PM CDT WED JUN 29 2005

...A TORNADO WARNING CONTINUES UNTIL 800 PM CDT FOR SOUTHERN JACKSON 
AND NORTHERN DICKINSON COUNTIES...

AT 741 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED TWO 
THUNDERSTORMS CAPABLE OF PRODUCING TORNADOES.  THE FIRST STORM WAS 
LOCATED ALONG THE IOWA AND MINNESOTA BORDER 5 MILES NORTH OF 
ORLEANS.  THE SECOND STORM WAS LOCATED 3 MILES SOUTH OF SPIRIT LAKE 
OR NEAR OKOBOJI.  THESE STORMS WERE MOVING TO THE NORTHEAST AT 30 
MPH.

* THE TORNADO WILL BE NEAR...
  SPIRIT LAKE THROUGH 750 PM CDT
  ALPHA AROUND 800 PM CDT

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT WEDNESDAY EVENING
FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT
WEDNESDAY EVENING FOR NORTHWEST IOWA.

LAT...LON 4346 9523 4334 9505 4359 9468 4378 9496

$$

SCHUMACHER
000 
WWUS53 KFSD 300058
SVSFSD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
758 PM CDT WED JUN 29 2005

IAC041-300130-
/O.CON.KFSD.TO.W.0016.000000T0000Z-050630T0130Z/
CLAY IA-
758 PM CDT WED JUN 29 2005

...A TORNADO WARNING CONTINUES UNTIL 830 PM CDT FOR CLAY COUNTY...

AT 758 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED 4 MILES SOUTHEAST OF
EVERLY...OR ABOUT 6 MILES WEST OF SPENCER...MOVING NORTHEAST AT 40
MPH.

* THE TORNADO WILL BE NEAR...
  FOSTORIA...DICKENS AROUND 805 PM CDT

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT WEDNESDAY EVENING
FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA.

LAT...LON 4295 9541 4292 9492 4324 9493 4325 9534

$$

08

The office that day

Everything else NWS Sioux Falls, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 29, 8:09 PM CDTSevere Thunderstorm WarningFSDJackson36 min
Jun 29, 8:39 PM CDTSevere Thunderstorm WarningFSDJackson21 min
Jun 29, 7:45 PM CDTTornado WarningFSDClay45 min
Jun 29, 8:04 PM CDTTornado WarningFSDDickinson26 min

Nearby

Tornado Warnings in Minnesota, 2005Tornado Warnings in Iowa, 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.