Alert archive / Iowa / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 35, NWS Des Moines, IA

June 5, 1997Lucas County, Iowa

NWS Des Moines, IA issued this severe thunderstorm warning at Jun 5, 1997, 5:36 PM CDT for Lucas County, Iowa. It was in force for 29 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
Jun 5, 1997, 5:36 PM CDT (22:36 UTC)
Expired
Jun 5, 1997, 6:05 PM CDT
In force
29 min
Issued by
NWS Des Moines, IA
Area
Whole counties

County Lucas County, IA

The radar

The Des Moines radar (KDMX), 85 km from the middle of the area, began a volume at 22:39 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, 5:45 PM CDTHail 1Chariton, IA
Jun 5, 5:45 PM CDTThunderstorm Wind 50Chariton, 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 nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 10.6 hours before the alert went out and 245 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 12:00Z on 1997-06-05Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Davenport, at 12:00Z on 1997-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 square meters per square second.19395878Sfc1 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
1411 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
36 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.

914 
WUUS1 KDSM 052236 RRA
SVRDSM
IAC117-052305-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
536 PM CDT THU JUN 5 1997

* SEVERE THUNDERSTORM WARNING FOR
  SOUTHERN LUCAS COUNTY - SOUTH CENTRAL IOWA

* UNTIL 605 PM CDT
 
* SOME AREAS AFFECTED
    RUSSELL

* AT 535 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 3 MILES SOUTHWEST
  OF CHARITON OR 40 MILES SOUTHEAST OF DES MOINES MOVING SOUTH AT 25
  MPH.

* THE STORM WILL BE MOVE ACROSS OPEN FARM LAND ALONG HIGHWAY 14.
  STRONG WIND GUSTS AND HEAVY RAIN ARE LIKELY AS WELL WITH THIS STORM
  WHICH COULD CAUSE PONDING OF WATER. THIS IS A DANGEROUS STORM.  DO
  NOT GO OUTDOORS.

FAB

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.

In the hours before

Local storm report, Jun 5, 12:12 PM CDT, 5 hours 24 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1212 PM CDT THU JUN 5 1997

1204 PM     NORTHWOOD                IA    5/8 INCH HAIL
06/05/97    WORTH                          HAIL COVERED GROUND

MYERS
Local storm report, Jun 5, 12:24 PM CDT, 5 hours 12 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1225 PM CST SUN APR 07 1997

TIME(CST)   .....CITY LOCATION.....  ST   ...EVENT/REMARKS...
DATE(CST)   ....COUNTY LOCATION....

1214 PM    10 E ALGONA               IA   1/4 INCH HAIL
06/05/97   KOSSUTH

MYERS
Local storm report, Jun 5, 5:02 PM CDT, 34 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
503 CST SUN APR 07 1997

TIME(CST)   .....CITY LOCATION.....  ST   ...EVENT/REMARKS...
DATE(CST)   ....COUNTY LOCATION....

120 PM     35 NW WATERLOO             IA   0.25 INCH HAIL
06/05/97   BUTLER

1228 PM    7 NE MASON CITY            IA   0.25 INCH HAIL
06/05/97   CERRO GORDO                     40 MPH WIND GUST

125 PM     30 WNW WATERLOO            IA   50 MPH WIND GUST
06/05/97   BUTLER

130 PM     30 W WATERLOO              IA   0.25 INCH HAIL
06/05/97   BUTLER

123 PM     5 S DUMONT                 IA   TORNADO
06/05/97   BUTLER                          UNCONFIRMED PUBLIC REPORT

125 PM     5 S DUMONT                 IA   0.25 INCH HAIL
06/05/97   BUTLER                          COVERED GROUND 6 INCHES DEEP

131 PM     KESLEY                     IA   0.25 INCH HAIL
06/05/97   BUTLER                          BLIZZARD OF HAIL

136 PM     1/2 N PARKERSBURG          IA   TORNADO
06/05/97   BUTLER                          UNCONFIRMED PUBLIC REPORT

215 PM     WATERLOO                   IA   50 MPH WIND GUST
06/05/97   BLACK HAWK

238 PM     3 S MARSHALLTOWN           IA   0.75 INCH HAIL
06/05/97   MARSHALL

231 PM     2 W MARSHALLTOWN           IA   0.50 INCH HAIL
06/05/97   MARSHALL

240 PM     MARSHALLTOWN               IA   1.75 INCH HAIL
06/05/97   MARSHALL

248 PM     FERGUSON                   IA   0.75 INCH HAIL
06/05/97   MARSHALL

345 PM     NEWTON                     IA   0.25 INCH HAIL
06/05/97   JASPER

358 PM     6 S NEWTON                 IA   0.25 INCH HAIL
06/05/97   JASPER                          HAIL COVERED GROUND

415 PM     7 SE HAMPTON               IA   0.50 INCH HAIL
06/05/97   FRANKLIN

440 PM     30 WNW WATERLOO            IA   0.75 INCH HAIL
06/05/97   BUTLER

445 PM     30 WNW WATERLOO            IA   0.50 INCH HAIL
06/05/97   BUTLER                          COVERING GROUND

450 PM     8 S PLEASANTVILLE          IA   0.25 INCH HAIL
06/05/97   MARION

MYERS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 5, 1:14 PM CDTSevere Thunderstorm WarningDMXButler31 min
Jun 5, 1:24 PM CDTTornado WarningDMXButler31 min
Jun 5, 1:45 PM CDTTornado WarningDMXGrundy30 min
Jun 5, 2:42 PM CDTSevere Thunderstorm WarningDMXMarshall48 min
Jun 5, 3:12 PM CDTSevere Thunderstorm WarningDMXJasper28 min
Jun 5, 3:40 PM CDTSevere Thunderstorm WarningDMXJasper35 min
Jun 5, 4:21 PM CDTSevere Thunderstorm WarningDMXButler, Franklin29 min
Jun 5, 4:43 PM CDTSevere Thunderstorm WarningDMXHardin32 min
Jun 5, 5:56 PM CDTSevere Thunderstorm WarningDMXWayne34 min

Nearby

Severe Thunderstorm Warnings in Iowa, 1997Every severe thunderstorm warning in 1997

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