Alert archive / South Dakota / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 7, NWS Aberdeen, SD
NWS Aberdeen, SD issued this severe thunderstorm warning at May 16, 1996, 4:28 PM CDT for McPherson County, South Dakota. It was in force for 32 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
- May 16, 1996, 4:28 PM CDT (21:28 UTC)
- Expired
- May 16, 1996, 5:00 PM CDT
- In force
- 32 min
- Issued by
- NWS Aberdeen, SD
- Area
- Whole counties
County McPherson County, SD
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 16, 4:35 PM CDT | Hail 0.75 | Long Lake, 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, 9.5 hours before the alert went out and 116 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
- 171 J/kg
- Mixed-layer CIN
- -120 J/kg
- Mixed-layer LCL
- 744 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 222 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.0
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, May 16, 11:13 AM CDT, 5 hours 15 minutes before
MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-170215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 1112 AM CDT (1012 AM MDT) THU MAY 16 1996 ...SLIGHT RISK FOR SEVERE THUNDERSTORMS LATE THIS AFTERNOON INTO TONIGHT... THE AIRMASS HAS BECOME INCREASINGLY MOIST IN THE LOWER LEVELS WITH DEWPOINT TEMPERATURES RISING INTO THE LOWER 60S. THE ATMOSPHERE ALSO REMAINS UNSTABLE. SCATTERED STRONG THUNDERSTORMS ARE EXPECTED TO REDEVELOP TONIGHT ACROSS THE WEST. A FEW OF THESE STORMS COULD BECOME SEVERE PRODUCING DAMAGING WINDS AND LARGE HAIL AS THEY SPREAD EAST THIS EVENING AND TONIGHT. A SLIGHT RISK OF SEVERE THUNDERSTORMS MEANS THAT A FEW SEVERE THUNDERSTORMS ARE POSSIBLE ACROSS NORTHERN AND CENTRAL SOUTH DAKOTA AND WEST CENTRAL MINNESOTA. THIS SEVERE WEATHER OUTLOOK WILL BE ISSUED ON A DAILY BASIS TO KEEP YOU UPDATED ON THE POTENTIAL FOR ANY SEVERE WEATHER IN YOUR AREA AT AROUND 11 AM AND 9 PM CDT. EMERGEN$CY MANAGERS KEEP UP WITH THE LATEST FORECASTS AND BE PREPARED FOR SPOTTER ACTIVATION THIS EVENING AND TONIGHT. GUERRERO/SALMONS
The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 1:15 PM CDT | Severe Thunderstorm Warning | ABR | Walworth | 35 min |
| May 16, 1:25 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 35 min |
| May 16, 1:35 PM CDT | Severe Thunderstorm Warning | ABR | Walworth | 35 min |
| May 16, 2:14 PM CDT | Tornado Warning | ABR | Edmunds, McPherson | 31 min |
| May 16, 4:33 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 27 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.