Alert archive / Iowa / Tornado Warnings in 2010

Tornado Warning 13, NWS Des Moines, IA

June 5, 2010Appanoose County, Iowa

NWS Des Moines, IA issued this tornado warning at Jun 5, 2010, 7:31 PM CDT for Appanoose County, Iowa. It was in force for 44 min. 4 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 5, 2010, 7:31 PM CDT (00:31 UTC)
Expired
Jun 5, 2010, 8:15 PM CDT
In force
44 min
Issued by
NWS Des Moines, IA
Area
Storm-based polygon

County Appanoose County, IA

The radar

The Des Moines radar (KDMX), 131 km from the middle of the area, began a volume at 00:31 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 5, 7:35 PM CDTTSTM WND DMG2 Wsw Mystic, IAPOWER POLES SNAPPED...SHINGLES TORN OFF A ROOF AND TREES TOPPED BY STRONG STRAIGHT LINE WINDS.
Jun 5, 7:44 PM CDTTSTM WND DMGCenterville, IAPOWER LINES DOWN.
Jun 5, 7:45 PM CDTTSTM WND DMGCenterville, IASEVERAL LARGE BRANCHES DOWNED IN TOWN AND A FEW TREES AS WELL.
Jun 5, 7:55 PM CDTTSTM WND GST 60Ne Exline, IATRAINED SPOTTER SAID A THUNDERSTORM WIND GUST STRUCK HIS NORTHBOUND PICKUP TRUCK FROM THE WEST AND PUSHED HIS TRUCK OVER A LANE.

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 5, 3:50 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 0.5 hours before the alert went out and 221 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, Davenport, at 00:00Z on 2010-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2295 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, Davenport, at 00:00Z on 2010-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 258 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
2295 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
624 m above ground
0-6 km bulk shear
76 kt
0-1 km storm-relative helicity
258 m²/s²
0-3 km storm-relative helicity
324 m²/s²
Significant tornado parameter
4.8
Supercell composite
19.2

Open this sounding in Storm Lab

The text

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

111 
WFUS53 KDMX 060031
TORDMX
IAC007-060115-
/O.NEW.KDMX.TO.W.0013.100606T0031Z-100606T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
731 PM CDT SAT JUN 5 2010

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* TORNADO WARNING FOR...
  APPANOOSE COUNTY IN SOUTH CENTRAL IOWA...

* UNTIL 815 PM CDT

* AT 727 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED 12 MILES NORTHWEST OF CENTERVILLE...OR 34 MILES
  WEST OF OTTUMWA...AND MOVING SOUTHEAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  CENTERVILLE...MYSTIC...RATHBUN...EXLINE AND MOULTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4084 9311 4090 9301 4090 9298 4072 9264
      4059 9265 4058 9265 4058 9284
TIME...MOT...LOC 0032Z 311DEG 33KT 4083 9298

$$

COGIL
3 follow-up statements
945 
WWUS53 KDMX 060043
SVSDMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
743 PM CDT SAT JUN 5 2010

IAC007-060115-
/O.CON.KDMX.TO.W.0013.000000T0000Z-100606T0115Z/
APPANOOSE IA-
743 PM CDT SAT JUN 5 2010

...A TORNADO WARNING REMAINS IN EFFECT FOR APPANOOSE COUNTY UNTIL 815
PM CDT...

AT 740 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR CENTERVILLE...OR 25 MILES NORTHWEST OF
LANCASTER...MOVING SOUTHEAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  CENTERVILLE...EXLINE AND MOULTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.

&&

LAT...LON 4079 9306 4081 9298 4086 9290 4085 9289
      4072 9264 4058 9265 4058 9284
TIME...MOT...LOC 0043Z 311DEG 36KT 4074 9286

$$

COGIL
057 
WWUS53 KDMX 060054
SVSDMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
754 PM CDT SAT JUN 5 2010

IAC007-060115-
/O.CON.KDMX.TO.W.0013.000000T0000Z-100606T0115Z/
APPANOOSE IA-
754 PM CDT SAT JUN 5 2010

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN APPANOOSE
COUNTY UNTIL 815 PM CDT...

AT 752 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 7 MILES EAST OF CENTERVILLE...OR 17 MILES NORTHWEST
OF LANCASTER...MOVING SOUTHEAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  MOULTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.

&&

LAT...LON 4068 9295 4070 9281 4079 9278 4072 9264
      4058 9265 4058 9284
TIME...MOT...LOC 0055Z 298DEG 36KT 4069 9272

$$

COGIL
519 
WWUS53 KDMX 060112
SVSDMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
812 PM CDT SAT JUN 5 2010

IAC007-060122-
/O.EXP.KDMX.TO.W.0013.000000T0000Z-100606T0115Z/
APPANOOSE IA-
812 PM CDT SAT JUN 5 2010

...THE TORNADO WARNING FOR SOUTHEASTERN APPANOOSE COUNTY WILL EXPIRE
AT 815 PM CDT...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 11 PM CDT.

LAT...LON 4068 9295 4070 9281 4079 9278 4072 9264
      4058 9265 4058 9284
TIME...MOT...LOC 0112Z 298DEG 36KT 4059 9253

$$

COGIL

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 5, 8:05 PM CDTTornado WarningDMXDavis15 min
Jun 6, 3:54 PM CDTFlash Flood WatchDMXAdair, Adams, Appanoose, Audubon, Boone, Carroll and 25 more42 hr

Nearby

Tornado Warnings in Iowa, 2010Every tornado warning in 2010Tornadoes in 2010

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.