Alert archive / Iowa / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 386, NWS Des Moines, IA

October 22, 2001Clarke County, Union County, Iowa

NWS Des Moines, IA issued this severe thunderstorm warning at Oct 22, 2001, 3:14 PM CDT for Clarke County, Union County, Iowa. It was in force for 46 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Oct 22, 2001, 3:14 PM CDT (20:14 UTC)
Expired: Oct 22, 2001, 4:00 PM CDT
In force: 46 min
Issued by: NWS Des Moines, IA
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Clarke County, IA, Union County, IA

The radar

The Des Moines radar (KDMX), 82 km from the middle of the area, began a volume at 20:18 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
Oct 22, 3:32 PM CDT	Hail 1.75	Osceola, IA
Oct 22, 3:35 PM CDT	Hail 1	Osceola, IA

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Oct 22, 12:30 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Des Moines, IA wrote its last area forecast discussion before this severe thunderstorm warning went out at Oct 22, 2:15 PM CDT, 59 minutes earlier.

Area forecast discussion, Oct 22, 2:15 PM CDT, 59 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DES MOINES IA
215 PM CDT TUE OCT 22 2001

MAIN CONCERN WILL BE LATE NIGHT ACTIVITY IN FIRST PD AND OUTBREAK OF
COLD WEATHER AND AFFECTS ON TEMPS THRU THE WEEKEND.

MODELS VERY SIMILIAR IN SOLUTION OF BRINGNG STRONG COLD FRONT DOWN
NW FLO ACRS UPPER MIDWEST LT TNGT HWVR DIFFERENCES COME IN HOW
WIDESPREAD PCPN WILL BE TNGT.  AVN AS USUAL MOST AGRESSIVE MODEL
WHILE ETA/NGM PCPN MUCH MORE SCTD AND LIGHTER.  LOOKING UPSTREAM FVR
ETA AS EVEN AVN DYNAMICS NOT THAT GREAT AND MOISTURE RETURN BELIEVE
WILL NOT ARRIVE IN TIME TO AID DVLPMNT.  LOOKING AT INDICIES AND
STABILITY FIELDS JUST DONT SEE MUCH WIDESPREAD THUNDER.  WL LEAVE
CHC FOR SHWRS MAYBE ISOLD TSTMS AT BEST.  BETTER CHC IN MRNG HRS OF
POST FNTL PCPN IN COOLER AIR BY LARGE UPPER TROF EAST OF THE ST BY
18Z.  DEFINITELY LEANING TWD LOWER MAVS AND FMRS FOR LOW TEMPS AS
AIRMASS QUITE COLD.  ALL MODELS APPEAR TO BE AGREEING ON BELOW
NORMAL TEMPS.

EXTENDED PERIODS FAIRLY NON EVENTFUL THO WONDER ABT THU NGT/FRI AS
ORGINALLY LOOKED FOR RN/SN SHWRS BUT ATTM SEVERAL S/W IN NRLY FLO
BUT MOISTURE LACKING SO WILL GO WITH PTCLDY.

.DSM...NONE

FORSTER

In the hours before

Local storm report, Oct 22, 2:04 PM CDT, 1 hour 10 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
204 PM CDT MON OCT 22 2001

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0203 PM    14 NW CORNING             IA   1.75 INCH HAIL
10/22/01   ADAMS                          REPORTED BY STORM
                                          SPOTTER.

Local storm report, Oct 22, 2:36 PM CDT, 38 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
236 PM CDT MON OCT 22 2001

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0227 PM    6 W ORIENT                IA   .88 INCH HAIL
10/22/01   ADAIR                          REPORTED BY STORM
                                          SPOTTER. HAIL COVERING
                                          THE GROUND.

0227 PM    ORIENT                    IA   .88 INCH HAIL
10/22/01   ADAIR                          REPORTED BY STORM
                                          SPOTTER.

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 22, 1:32 PM CDT	Severe Thunderstorm Warning	DMX	Cass	43 min
Oct 22, 1:55 PM CDT	Severe Thunderstorm Warning	DMX	Adams	50 min
Oct 22, 2:09 PM CDT	Severe Thunderstorm Warning	DMX	Adair	51 min
Oct 22, 2:22 PM CDT	Severe Thunderstorm Warning	DMX	Union	53 min
Oct 22, 2:33 PM CDT	Severe Thunderstorm Warning	DMX	Madison	57 min
Oct 22, 2:55 PM CDT	Severe Thunderstorm Warning	DMX	Clarke, Warren	50 min
Oct 22, 3:37 PM CDT	Severe Thunderstorm Warning	DMX	Lucas	53 min
Oct 22, 3:59 PM CDT	Severe Thunderstorm Warning	DMX	Appanoose, Monroe, Wayne	46 min
Oct 22, 4:34 PM CDT	Severe Thunderstorm Warning	DMX	Wapello	41 min
Oct 22, 5:00 PM CDT	Severe Thunderstorm Warning	DMX	Appanoose	35 min
Oct 22, 5:19 PM CDT	Severe Thunderstorm Warning	DMX	Davis	41 min

Nearby

Severe Thunderstorm Warnings in Iowa, 2001 Every severe thunderstorm warning in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; radar from the NEXRAD Level II archive.