Alert archive / Iowa / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 54, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 19, 1996, 6:31 PM CDT for Dickinson 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 19, 1996, 6:31 PM CDT (23:31 UTC)
- Expired
- Jun 19, 1996, 7:05 PM CDT
- In force
- 34 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Whole counties
County Dickinson County, IA
The radar
The Sioux Falls radar (KFSD), 129 km from the middle of the area, began a volume at 23:34 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 nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 11.5 hours before the alert went out and 205 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
- 519 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- -25 m²/s²
- 0-3 km storm-relative helicity
- 110 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
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.
In the hours before
Special weather statement, Jun 19, 5:57 PM CDT, 34 minutes before
SDZ039-040-053>056-059>062-063>071-192350- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 600 PM CDT WED JUN 19 1996 ...SEVERE THUNDERSTORM WATCH 640 CANCELED... THE SEVERE THUNDERSTORM WATCH FOR A LARGE PART OF EAST CENTRAL AND SOUTHEAST SOUTH DAKOTA HAS BEEN CANCELED AT 6 PM CDT. ALL SEVERE WEATHER HAS MOVED TO THE EAST OF SOUTH DAKOTA BUT A FEW THUNDERSTORMS MAY STILL LINGER UNTIL ABOUT 7 PM. KOSCIELSKI
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 1:12 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 33 min |
| Jun 19, 1:46 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 49 min |
| Jun 19, 2:12 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 33 min |
| Jun 19, 2:16 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 34 min |
| Jun 19, 2:47 PM CDT | Severe Thunderstorm Warning | FSD | Brookings, Lake | 33 min |
| Jun 19, 3:07 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 28 min |
| Jun 19, 3:19 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 46 min |
| Jun 19, 3:38 PM CDT | Tornado Warning | FSD | Bon Homme, Charles Mix | 32 min |
| Jun 19, 3:49 PM CDT | Tornado Warning | FSD | Moody | 46 min |
| Jun 19, 4:02 PM CDT | Tornado Warning | FSD | Hutchinson | 33 min |
| Jun 19, 5:31 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 34 min |
| Jun 19, 6:22 PM CDT | Tornado Warning | FSD | Osceola | 33 min |
| Jun 19, 6:37 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 33 min |
| Jun 19, 4:30 PM CDT | Tornado Warning | FSD | Nobles, Rock | 30 min |
| Jun 19, 5:05 PM CDT | Severe Thunderstorm Warning | FSD | Nobles, Rock | 30 min |
| Jun 19, 5:36 PM CDT | Severe Thunderstorm Warning | FSD | Nobles | 34 min |
| Jun 19, 6:00 PM CDT | Severe Thunderstorm Warning | FSD | Rock | 35 min |
Nearby
Severe Thunderstorm Warnings in Iowa, 1996Every severe thunderstorm warning in 1996
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.