Alert archive / Iowa / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 84, NWS Des Moines, IA
NWS Des Moines, IA issued this severe thunderstorm warning at Jun 24, 1997, 11:51 PM CDT for Lucas County, Iowa. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 24, 1997, 11:51 PM CDT (04:51 UTC)
- Expired
- Jun 25, 1997, 12:25 AM CDT
- In force
- 34 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 05:09 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 24, 6:15 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 4.9 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.
- Mixed-layer CAPE
- 1986 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 1290 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 153 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDSM 250451 RRA
SVRDSM
IAC117-250525-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
1151 PM CDT TUE JUN 24 1997
* SEVERE THUNDERSTORM WARNING FOR
LUCAS COUNTY - SOUTH CENTRAL IOWA
* UNTIL 1225 AM CDT
* SOME AREAS AFFECTED
WILLIAMSON
* AT 1149 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 15 MILES
NORTHWEST OF CHARITON OR 40 MILES SOUTH OF DES MOINES MOVING EAST AT
25 MPH.
* THE STORM WILL BE NEAR WILLIAMSON BY 1205 AM CDT.
THIS IS A DANGEROUS STORM. DO NOT GO OUTDOORS.
FILLBACHWhat 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
Special weather statement, Jun 24, 8:26 PM CDT, 3 hours 25 minutes before
IAZ004>006-015-023-250300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 826 PM CDT TUE JUN 24 1997 THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES IN NORTHWEST IOWA...EMMET...KOSSUTH...WINNEBAGO...PALO ALTO AND POCAHONTAS. SEVERE THUNDERSTORM WATCH 518 REMAINS IN EFFECT UNTIL MIDNIGHT FOR THE REMAINDER OF THE DES MOINES AREA OF RESPONSIBILITY. KUBINA
Special weather statement, Jun 24, 8:27 PM CDT, 3 hours 24 minutes before
IAZ004>006-015-023-250300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 826 PM CDT TUE JUN 24 1997 THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES IN NORTHWEST IOWA...EMMET...KOSSUTH...WINNEBAGO...PALO ALTO AND POCAHONTAS. SEVERE THUNDERSTORM WATCH 518 REMAINS IN EFFECT UNTIL MIDNIGHT FOR THE REMAINDER OF THE DES MOINES AREA OF RESPONSIBILITY. KUBINA
Local storm report, Jun 24, 9:07 PM CDT, 2 hours 44 minutes before
PRELIMINARY LOCAL STORM REPORT NATIONAL WEATHER SERVICE DES MOINES IA 907 PM CDT TUE JUN 24 1997 TIME(CDT) .....CITY LOCATION..... ST ...EVENT/REMARKS... DATE(CDT) ....COUNTY LOCATION.... 0600 PM 3 E ARCADIA IA 1.75 INCH HAIL 06/24/97 SAC 0832 PM 2 S CARROLL IA 0.75 INCH HAIL 06/24/97 CARROLL BOYD
Local storm report, Jun 24, 9:08 PM CDT, 2 hours 43 minutes before
PRELIMINARY LOCAL STORM REPORT NATIONAL WEATHER SERVICE DES MOINES IA 907 PM CDT TUE JUN 24 1997 TIME(CDT) .....CITY LOCATION..... ST ...EVENT/REMARKS... DATE(CDT) ....COUNTY LOCATION.... 0600 PM 3 E ARCADIA IA 1.75 INCH HAIL 06/24/97 SAC 0832 PM 2 S CARROLL IA 0.75 INCH HAIL 06/24/97 CARROLL BOYD
Special weather statement, Jun 24, 9:56 PM CDT, 1 hour 55 minutes before
IAZ007>006-016-017-024-025-033>035-044-045-250400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 956 PM CDT TUE JUN 24 1997 THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES...SAC...CALHOUN...WEBSTER...HUMBOLDT...WRIGHT...HANCOCK...CERRO GORDO...WORTH...CRAWFORD AND CARROLL. SEVERE THUNDERSTORM WATCH 518 REMAINS IN EFFECT UNTIL MIDNIGHT TO THE SOUTHEAST OF A LINE FROM AUDUBON TO CHARLES CITY. KUBINA
Special weather statement, Jun 24, 9:57 PM CDT, 1 hour 54 minutes before
IAZ007>006-016-017-024-025-033>035-044-045-250400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 956 PM CDT TUE JUN 24 1997 THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES...SAC...CALHOUN...WEBSTER...HUMBOLDT...WRIGHT...HANCOCK...CERRO GORDO...WORTH...CRAWFORD AND CARROLL. SEVERE THUNDERSTORM WATCH 518 REMAINS IN EFFECT UNTIL MIDNIGHT TO THE SOUTHEAST OF A LINE FROM AUDUBON TO CHARLES CITY. KpUBINA
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 8:30 PM CDT | Severe Thunderstorm Warning | DMX | Carroll | 30 min |
| Jun 24, 9:22 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton | 48 min |
| Jun 24, 9:39 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Guthrie | 46 min |
| Jun 24, 10:18 PM CDT | Severe Thunderstorm Warning | DMX | Bremer | 32 min |
| Jun 24, 10:27 PM CDT | Severe Thunderstorm Warning | DMX | Marshall, Story | 33 min |
| Jun 24, 10:42 PM CDT | Severe Thunderstorm Warning | DMX | Madison | 48 min |
| Jun 24, 10:50 PM CDT | Severe Thunderstorm Warning | DMX | Dallas | 40 min |
| Jun 24, 11:07 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 33 min |
| Jun 24, 11:11 PM CDT | Severe Thunderstorm Warning | DMX | Adams, Union | 34 min |
| Jun 24, 11:43 PM CDT | Severe Thunderstorm Warning | DMX | Clarke | 47 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.