Alert archive / Iowa / Tornado Warnings in 1997
Tornado Warning 4, NWS Des Moines, IA
NWS Des Moines, IA issued this tornado warning at Jun 5, 1997, 1:24 PM CDT for Butler County, Iowa. It was in force for 31 min. 1 report 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, 1:24 PM CDT (18:24 UTC)
- Expired
- Jun 5, 1997, 1:55 PM CDT
- In force
- 31 min
- Issued by
- NWS Des Moines, IA
- Area
- Whole counties
County Butler County, IA
The radar
The Des Moines radar (KDMX), 135 km from the middle of the area, began a volume at 18:25 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 |
|---|---|---|---|
| Jun 5, 1:30 PM CDT | Hail 0.75 | Dumont, 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 |
|---|---|---|---|
| Jun 5, 12:30 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 6.4 hours before the alert went out and 226 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
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDSM 051824 RRA
TORDSM
IAC023-051855-
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
124 PM CDT THU JUN 5 1997
* TORNADO WARNING FOR
SOUTHWESTERN BUTLER COUNTY - NORTHEASTERN IOWA
* UNTIL 155 PM CDT
* SOME AREAS AFFECTED
KESLEY
APLINGTON
AUSTINVILLE
* AT 123 PM CDT THE PUBLIC REPORTED A TORNADO 5 MILES SOUTH OF DUMONT
WHICH IS 35 MILES NORTHWEST OF WATERLOO MOVING SOUTHEAST AT 20 MPH.
* THE STORM WILL BE NEAR HIGHWAY 20 AT AUSTINVILLE AND APLINGTON AT 135
PM .
IF YOU ARE NEAR THIS DANGEROUS STORM...TAKE COVER IMMEDIATELY IN THE
LOWEST FLOOR AND INNER MOST ROOM OF A BUILDING.
JUNGBLUTH
&The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 1:14 PM CDT | Severe Thunderstorm Warning | DMX | Butler | 31 min |
| Jun 5, 1:45 PM CDT | Tornado Warning | DMX | Grundy | 30 min |
| Jun 5, 2:42 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 48 min |
| Jun 5, 3:12 PM CDT | Severe Thunderstorm Warning | DMX | Jasper | 28 min |
| Jun 5, 3:40 PM CDT | Severe Thunderstorm Warning | DMX | Jasper | 35 min |
| Jun 5, 4:21 PM CDT | Severe Thunderstorm Warning | DMX | Butler, Franklin | 29 min |
| Jun 5, 4:43 PM CDT | Severe Thunderstorm Warning | DMX | Hardin | 32 min |
| Jun 5, 5:36 PM CDT | Severe Thunderstorm Warning | DMX | Lucas | 29 min |
| Jun 5, 5:56 PM CDT | Severe Thunderstorm Warning | DMX | Wayne | 34 min |
Nearby
Tornado Warnings in Iowa, 1997Every tornado warning in 1997Tornadoes 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.