Alert archive / Iowa / Tornado Warnings in 2005

Tornado Warning 15, NWS Des Moines, IA

June 13, 2005Dallas County, Iowa

NWS Des Moines, IA issued this tornado warning at Jun 13, 2005, 6:04 PM CDT for Dallas County, Iowa. It was in force for 42 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 13, 2005, 6:04 PM CDT (23:04 UTC)
Expired
Jun 13, 2005, 6:46 PM CDT
In force
42 min
Issued by
NWS Des Moines, IA
Area
Counties, with a storm outline in the text

County Dallas County, IA

The radar

The Des Moines radar (KDMX), 40 km from the middle of the area, began a volume at 23:06 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
Jun 13, 3:25 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Omaha, NE (KOAX), launched 12:00Z, 11.1 hours before the alert went out and 185 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, Omaha, NE at 12:00Z on 2005-06-13Temperature 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, Omaha, NE at 12:00Z on 2005-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.1939587897Sfc1 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
876 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
62 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 KDMX 132303
TORDMX
IAC049-132345-
/O.NEW.KDMX.TO.W.0015.050613T2304Z-050613T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
604 PM CDT MON JUN 13 2005

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN DALLAS COUNTY IN CENTRAL IOWA.

* UNTIL 645 PM CDT.

* AT 602 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR STUART...OR 36 MILES WEST OF DES MOINES...
  AND MOVING NORTHEAST AT 35 MPH.

* THIS STORM WILL BE...
  NEAR REDFIELD BY 610 PM CDT.
  NEAR LINDEN BY 615 PM CDT.
  6 MILES NORTHWEST OF MINBURN BY 635 PM CDT.
  NEAR PERRY BY 640 PM CDT.
  NEAR BOUTON BY 645 PM CDT.

THE LOCATIONS OF DAWSON AND PERRY MUNICIPAL AIRPORT ARE ALSO IN THE
PATH.

THIS IS A HAZARDOUS SITUATION. SEEK SHELTER IN A BASEMENT...OR IN AN
INTERIOR ROOM. STAY AWAY FROM WINDOWS. IF YOU ARE OUTSIDE OR IN A
CAR...SEEK SHELTER IN A REINFORCED BUILDING.

LAT...LON 4161 9430 4160 9423 4151 9423 4151 9413
      4186 9392 4186 9426

$$

COGIL
2 follow-up statements
000 
WWUS53 KDMX 132317
SVSDMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
617 PM CDT MON JUN 13 2005

IAC049-132345-
/O.CON.KDMX.TO.W.0015.000000T0000Z-050613T2345Z/
DALLAS IA-
617 PM CDT MON JUN 13 2005

...A TORNADO WARNING CONTINUES FOR WESTERN DALLAS COUNTY UNTIL 645 PM
CDT...

AT 615 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 8 MILES EAST OF PANORA...OR 32 MILES WEST OF DES
MOINES...AND MOVING NORTHEAST AT 40 MPH.

THIS TORNADIC STORM WILL BE...
  NEAR PERRY MUNICIPAL AIRPORT BY 630 PM CDT.
  NEAR PERRY BY 635 PM CDT.
  NEAR BOUTON BY 640 PM CDT.

THE LOCATIONS OF REDFIELD AND MINBURN ARE ALSO IN THE PATH OF THIS
TORNADO.

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 4164 9428 4162 9422 4152 9424 4152 9414
      4186 9392 4186 9426

$$

COGIL
000 
WWUS53 KDMX 132346
SVSDMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
646 PM CDT MON JUN 13 2005

IAC049-132356-
/O.EXP.KDMX.TO.W.0015.000000T0000Z-050613T2345Z/
DALLAS IA-
646 PM CDT MON JUN 13 2005

...THE TORNADO WARNING FOR WESTERN DALLAS COUNTY HAS BEEN ALLOWED TO
EXPIRE...

AT 645 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE
THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE WEAKENED...AND NO
LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY. THEREFORE...THE
TORNADO WARNING HAS BEEN ALLOWED TO EXPIRE.

IF SEVERE WEATHER WAS OBSERVED...CONTACT THE NATIONAL WEATHER SERVICE
OFFICE IN DES MOINES AT 1-800-759-9276.

LAT...LON 4164 9428 4162 9422 4152 9424 4152 9414
      4186 9392 4186 9426

$$

COGIL

The office that day

Everything else NWS Des Moines, IA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 12, 7:21 PM CDTSevere Thunderstorm WarningDMXMadison56 min
Jun 13, 4:44 PM CDTSevere Thunderstorm WarningDMXCarroll27 min
Jun 13, 4:57 PM CDTSevere Thunderstorm WarningDMXGreene49 min
Jun 13, 5:37 PM CDTSevere Thunderstorm WarningDMXEmmet44 min
Jun 13, 5:57 PM CDTSevere Thunderstorm WarningDMXWebster48 min
Jun 13, 6:05 PM CDTSevere Thunderstorm WarningDMXBoone41 min
Jun 13, 6:11 PM CDTSevere Thunderstorm WarningDMXHancock34 min
Jun 13, 6:49 PM CDTTornado WarningDMXRinggold, Taylor47 min
Jun 13, 6:55 PM CDTSevere Thunderstorm WarningDMXDallas, Polk53 min

Nearby

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