Alert archive / Iowa / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 78, NWS Des Moines, IA
NWS Des Moines, IA issued this severe thunderstorm warning at Jun 24, 1997, 10:27 PM CDT for Marshall County, Story County, Iowa. It was in force for 33 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, 10:27 PM CDT (03:27 UTC)
- Expired
- Jun 24, 1997, 11:00 PM CDT
- In force
- 33 min
- Issued by
- NWS Des Moines, IA
- Area
- Whole counties
Counties Marshall County, IA, Story County, IA
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, 3.5 hours before the alert went out and 231 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 250327 RRA
SVRDSM
IAC127-169-250400-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
1027 PM CDT TUE JUN 24 1997
* SEVERE THUNDERSTORM WARNING FOR
WESTERN MARSHALL COUNTY - CENTRAL IOWA
EASTERN STORY COUNTY - CENTRAL IOWA
* UNTIL 1100 PM CDT
* SOME AREAS AFFECTED
FERNALD
COLO
STATE CENTER
LAMOILLE
* AT 1027 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES
NORTHEAST OF NEVADA OR 30 MILES NORTH OF DES MOINES MOVING EAST AT 25
MPH.
* THE STORM WILL BE NEAR STATE CENTER BY 1050 PM.
HAIL TO ONE INCH IS LIKELY WITH THIS STORM. THIS IS A DANGEROUS STORM.
DO NOT GO OUTDOORS.
KUBINAWhat 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, 2 hours 1 minute 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, 2 hours 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, 1 hour 20 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, 1 hour 19 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, 31 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, 30 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, 10:42 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 |
| Jun 24, 11:51 PM CDT | Severe Thunderstorm Warning | DMX | Lucas | 34 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.