Alert archive / South Dakota / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 27, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 5, 1996, 4:25 PM CDT for Aurora County, Davison County, South Dakota. It was in force for 60 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, 1996, 4:25 PM CDT (21:25 UTC)
- Expired
- Jun 5, 1996, 5:25 PM CDT
- In force
- 60 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Whole counties
Counties Aurora County, SD, Davison County, SD
The radar
The Sioux Falls radar (KFSD), 131 km from the middle of the area, began a volume at 21:25 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, 4:30 PM CDT | Hail 1 | Plankinton, SD | |
| Jun 5, 5:15 PM CDT | Hail 0.75 | Mitchell, SD |
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
Aberdeen, SD (KABR), launched 12:00Z, 9.4 hours before the alert went out and 134 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
- 1132 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 182 m²/s²
- 0-3 km storm-relative helicity
- 207 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 KFSD 052125 SVRFSD SDC003-035-052225- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SIOUX FALLS SD 425 PM CDT WED JUN 5 1996 THE NATIONAL WEATHER SERVICE IN SIOUX FALLS SD HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 525 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEAST SOUTH DAKOTA ...NORTHEASTERN AURORA COUNTY ...NORTHERN DAVISON COUNTY AT 420 PM CDT...A SEVERE THUNDERSTORM WAS INDICATED BY SIOUX FALLS DOPPLER RADAR 27 MILES NORTHWEST OF MITCHELL OR 7 MILES WEST OF STORLA MOVING EAST AT 45 MPH. THIS STORM CAN BE EXPECTED IN THE VICINITY OF... STORLA AROUND 430 PM CDT LOOMIS AROUND 445 PM CDT MITCHELL AROUND 455 PM CDT SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH... DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.
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 5, 11:50 AM CDT, 4 hours 35 minutes before
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-089-090-097- 098-NEZ013-014-SDZ040-055-056-059>062-065>071-052255- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 1149 AM CDT WED JUN 5 1996 ...SEVERE WEATHER OUTLOOK FOR PARTS OF EASTERN SOUTH DAKOTA... SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND EXTREME NORTHEAST NEBRASKA... WEATHER PARAMETERS APPEAR TO BE COMING TOGETHER FOR POSSIBLE SEVERE WEATHER ACROSS THE AREA THIS AFTERNOON AND EVENING. LOW PRESSURE AND A COLD FRONT WILL CONTINUE TO MOVE ACROSS THE NORTHERN PLAINS THIS AFTERNOON AND TONIGHT. SUFFICIENT LOW LEVEL MOISTURE...GOOD HEATING...AND A STRONG UPPER AIR DISTURBANCE WILL ALL COME TOGETHER THIS AFTERNOON AND EVENING. SEVERE THUNDERSTORMS WITH VERY LARGE HAIL...DAMAGING WINDS...AND A FEW TORNADOES ARE POSSIBLE WITH THIS SYSTEM. FOR ADDITIONAL INFORMATION KEEP TUNED TO NOAA WEATHER RADIO...YOUR LOCAL RADIO AND TV AS THE AFTERNOON AND EVENING PROGRESSES FOR POSSIBLE WATCHES AND WARNINGS. BR
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 4:44 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, Sanborn | 61 min |
| Jun 5, 4:58 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 62 min |
| Jun 5, 5:02 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 63 min |
| Jun 5, 5:24 PM CDT | Severe Thunderstorm Warning | FSD | McCook, Minnehaha | 61 min |
| Jun 5, 5:40 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 30 min |
| Jun 5, 5:44 PM CDT | Severe Thunderstorm Warning | FSD | Miner, Sanborn | 61 min |
| Jun 5, 5:56 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 29 min |
| Jun 5, 6:24 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 31 min |
| Jun 5, 6:34 PM CDT | Severe Thunderstorm Warning | FSD | Brookings, Moody | 31 min |
| Jun 5, 6:44 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Miner | 46 min |
Nearby
Severe Thunderstorm Warnings in South Dakota, 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.