Alert archive / Iowa / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 13, NWS Des Moines, IA

March 8, 2006Appanoose County, Iowa

NWS Des Moines, IA issued this severe thunderstorm warning at Mar 8, 2006, 5:44 PM CST for Appanoose County, Iowa. It was in force for 46 min. 1 report 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: Mar 8, 2006, 5:44 PM CST (23:44 UTC)
Expired: Mar 8, 2006, 6:30 PM CST
In force: 46 min
Issued by: NWS Des Moines, IA
Area: Counties, with a storm outline in the text

County Appanoose County, IA

The radar

The Des Moines radar (KDMX), 126 km from the middle of the area, began a volume at 23:46 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

Time	Report	Where	Remark
Mar 8, 6:00 PM CST	HAIL 0.75	Plano, IA	HAIL COVERED THE GROUND WITH PENNY SIZE BEING THE LARGEST.

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.

Issued	Product	Office	Lasted
Mar 8, 4:46 PM CST	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 11.7 hours before the alert went out and 223 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1103 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 190 m²/s²
0-3 km storm-relative helicity: 256 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 
WUUS53 KDMX 082344 RRA
SVRDMX
IAC007-090030-
/O.NEW.KDMX.SV.W.0013.060308T2344Z-060309T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
544 PM CST WED MAR 8 2006

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  APPANOOSE COUNTY IN SOUTH CENTRAL IOWA.

* UNTIL 630 PM CST.

* AT 541 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
  STORM WAS LOCATED 6 MILES SOUTHWEST OF CENTERVILLE...OR 13 MILES
  NORTH OF UNIONVILLE...AND MOVING NORTHEAST AT 45 MPH.

* THE SEVERE THUNDERSTORM WILL BE...
  NEAR UDELL BY 555 PM CST.
  NEAR UNIONVILLE BY 600 PM CST.

THE LOCATIONS OF CENTERVILLE MUNICIPAL AIRPORT...CINCINNATI...NUMA...
EXLINE AND MOULTON ARE ALSO IN THE PATH OF THIS SEVERE THUNDERSTORM.

ANOTHER STORM CURRENTLY IN WAYNE COUNTY WILL MOVE INTO THE COUNTY 
AROUND 6 PM AND HAS A HISTORY OF GOLFBALL SIZED HAIL.

LARGE HAIL CAN CAUSE INJURY AND PROPERTY DAMAGE. SEEK SAFETY INDOORS
UNTIL THE STORM PASSES.

REPORT TORNADOES...WIND IN EXCESS OF 50 MPH...HAIL LARGER THAN ONE
HALF INCH...OR STORM DAMAGE TO YOUR NATIONAL WEATHER SERVICE IN DES
MOINES AT 1-800-759-9276.

LAT...LON 4088 9310 4061 9308 4061 9266 4089 9266

$$

DONAVON

2 follow-up statements

000 
WWUS53 KDMX 090004
SVSDMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
603 PM CST WED MAR 8 2006

IAC007-090030-
/O.CON.KDMX.SV.W.0013.000000T0000Z-060309T0030Z/
APPANOOSE IA-
603 PM CST WED MAR 8 2006

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR APPANOOSE
COUNTY UNTIL 630 PM CST...

AT 558 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING WALNUT SIZE HAIL.  THIS
STORM WAS LOCATED 6 MILES NORTHEAST OF SEYMOUR...OR 20 MILES NORTH OF
UNIONVILLE...AND MOVING EAST AT 45 MPH.

THE SEVERE THUNDERSTORM WILL BE...
  NEAR RATHBUN BY 610 PM CST.
  4 MILES NORTH OF UDELL BY 620 PM CST.
  NEAR UNIONVILLE BY 625 PM CST.

THE LOCATIONS OF PLANO...NUMA AND MYSTIC ARE ALSO IN THE PATH OF THIS
SEVERE THUNDERSTORM.

THIS STORM HAS A HISTORY OF PROCUCING GOLF BALL SIZED HAIL IN WAYNE 
COUNTY.

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

LAT...LON 4088 9310 4061 9308 4061 9266 4089 9266

$$

DONAVON

000 
WWUS53 KDMX 090025 RRA
SVSDMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
625 PM CST WED MAR 8 2006

IAC007-090035-
/O.EXP.KDMX.SV.W.0013.000000T0000Z-060309T0030Z/
APPANOOSE IA-
625 PM CST WED MAR 8 2006

...THE SEVERE THUNDERSTORM WARNING FOR APPANOOSE COUNTY HAS BEEN
ALLOWED TO EXPIRE...

AT 621 PM CST...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE
THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA.
THEREFORE...THE SEVERE THUNDERSTORM 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.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM CST
WEDNESDAY EVENING FOR SOUTHEASTERN IOWA.

LAT...LON 4088 9310 4061 9308 4061 9266 4089 9266

$$

DONAVON

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 8, 4:08 PM CST	Severe Thunderstorm Warning	DMX	Warren	48 min
Mar 8, 4:21 PM CST	Severe Thunderstorm Warning	DMX	Marion	39 min
Mar 8, 4:34 PM CST	Severe Thunderstorm Warning	DMX	Jasper, Marion, Warren	26 min
Mar 8, 5:00 PM CST	Severe Thunderstorm Warning	DMX	Jasper, Marshall	20 min
Mar 8, 5:03 PM CST	Severe Thunderstorm Warning	DMX	Marion	21 min
Mar 8, 5:10 PM CST	Severe Thunderstorm Warning	DMX	Madison	44 min
Mar 8, 5:17 PM CST	Severe Thunderstorm Warning	DMX	Polk, Warren	43 min
Mar 8, 5:17 PM CST	Severe Thunderstorm Warning	DMX	Wayne	43 min
Mar 8, 5:26 PM CST	Severe Thunderstorm Warning	DMX	Poweshiek	21 min
Mar 8, 5:44 PM CST	Severe Thunderstorm Warning	DMX	Tama	31 min
Mar 8, 5:59 PM CST	Severe Thunderstorm Warning	DMX	Jasper, Polk, Warren	46 min

Nearby

Severe Thunderstorm Warnings in Iowa, 2006 Every severe thunderstorm warning in 2006

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.