Alert archive / Iowa / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 13, NWS Des Moines, IA

March 30, 2005Kossuth County, Iowa

NWS Des Moines, IA issued this severe thunderstorm warning at Mar 30, 2005, 3:38 AM CST for Kossuth County, Iowa. It was in force for 22 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: Mar 30, 2005, 3:38 AM CST (09:38 UTC)
Expired: Mar 30, 2005, 4:00 AM CST
In force: 22 min
Issued by: NWS Des Moines, IA
Area: Counties, with a storm outline in the text

County Kossuth County, IA

The radar

The Minneapolis radar (KMPX), 171 km from the middle of the area, began a volume at 09:40 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, 9.6 hours before the alert went out and 170 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: 260 J/kg
Mixed-layer CIN: -56 J/kg
Mixed-layer LCL: 2491 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 117 m²/s²
0-3 km storm-relative helicity: 163 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.1

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KDMX 300938
SVRDMX
IAC109-301000-
/O.NEW.KDMX.SV.W.0013.050330T0938Z-050330T1000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
338 AM CST WED MAR 30 2005

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN KOSSUTH COUNTY IN NORTH CENTRAL IOWA.

* UNTIL 400 AM CST.

* AT 335 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM.  THIS STORM WAS LOCATED 7 MILES SOUTHWEST OF
  BUFFALO CENTER...OR 45 MILES WEST OF MASON CITY...AND MOVING NORTH
  AT 45 MPH.

* THE SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
  NORTHEASTERN KOSSUTH COUNTY...INCLUDING THE LOCATION OF LAKOTA.

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

LAT...LON 4328 9419 4326 9397 4350 9397 4350 9418

$$

COGIL

2 follow-up statements

000 
WWUS53 KDMX 300952
SVSDMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
352 AM CST WED MAR 30 2005

IAC109-301000-
/O.CON.KDMX.SV.W.0013.000000T0000Z-050330T1000Z/
KOSSUTH IA-
352 AM CST WED MAR 30 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES FOR NORTHEASTERN KOSSUTH
COUNTY UNTIL 400 AM CST...

AT 348 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM.  THIS STORM WAS LOCATED 6 MILES
NORTHWEST OF BUFFALO CENTER...OR 47 MILES NORTHWEST OF MASON CITY...
AND MOVING NORTH AT 45 MPH.

THIS SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
NORTHEASTERN KOSSUTH COUNTY...INCLUDING THE LOCATION OF LAKOTA.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR LARGE HAIL AND DEADLY CLOUD TO GROUND LIGHTNING.
PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG
BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 4336 9418 4336 9398 4350 9397 4350 9418

$$

COGIL

000 
WWUS53 KDMX 301000
SVSDMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
400 AM CST WED MAR 30 2005

IAC109-301010-
/O.EXP.KDMX.SV.W.0013.000000T0000Z-050330T1000Z/
KOSSUTH IA-
400 AM CST WED MAR 30 2005

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

AT 400 AM 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.

LAT...LON 4336 9418 4336 9398 4350 9397 4350 9418

$$

COGIL

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 30, 4:24 AM CST	Severe Thunderstorm Warning	DMX	Emmet	21 min
Mar 30, 9:21 AM CST	Severe Thunderstorm Warning	DMX	Ringgold, Taylor	45 min
Mar 30, 10:00 AM CST	Severe Thunderstorm Warning	DMX	Ringgold	45 min
Mar 30, 10:58 AM CST	Severe Thunderstorm Warning	DMX	Wayne	47 min
Mar 30, 11:20 AM CST	Severe Thunderstorm Warning	DMX	Polk	28 min
Mar 30, 11:24 AM CST	Severe Thunderstorm Warning	DMX	Calhoun	36 min
Mar 30, 11:31 AM CST	Severe Thunderstorm Warning	DMX	Dallas	29 min
Mar 30, 12:06 PM CST	Severe Thunderstorm Warning	DMX	Story	24 min
Mar 30, 12:13 PM CST	Tornado Warning	DMX	Webster	32 min
Mar 30, 12:43 PM CST	Tornado Warning	DMX	Hamilton, Webster	32 min
Mar 30, 12:55 PM CST	Severe Thunderstorm Warning	DMX	Dallas	50 min
Mar 30, 12:55 PM CST	Tornado Warning	DMX	Wright	35 min
Mar 30, 1:21 PM CST	Severe Thunderstorm Warning	DMX	Butler	39 min
Mar 30, 1:33 PM CST	Severe Thunderstorm Warning	DMX	Poweshiek	42 min
Mar 30, 1:43 PM CST	Tornado Warning	DMX	Cerro Gordo	32 min
Mar 30, 1:46 PM CST	Severe Thunderstorm Warning	DMX	Bremer	44 min
Mar 30, 1:51 PM CST	Tornado Warning	DMX	Worth	39 min
Mar 30, 2:36 PM CST	Severe Thunderstorm Warning	DMX	Jasper	24 min

Nearby

Severe Thunderstorm Warnings in Iowa, 2005 Every severe thunderstorm warning 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.