Alert archive / South Dakota / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 39, NWS Aberdeen, SD
NWS Aberdeen, SD issued this severe thunderstorm warning at Jun 11, 1990, 9:25 PM CDT for Beadle County, South Dakota. It was in force for 35 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 11, 1990, 9:25 PM CDT (02:25 UTC)
- Expired
- Jun 11, 1990, 10:00 PM CDT
- In force
- 35 min
- Issued by
- NWS Aberdeen, SD
- Area
- Whole counties
County Beadle County, SD
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 11, 9:35 PM CDT | Tornado F0 | Beadle, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Aberdeen, SD (KHON), launched 00:00Z, 2.4 hours before the alert went out and 55 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
- 2064 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 1789 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- 61 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KHON 120225
SVRHON
SDC005-120300-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HURON SD
925 PM CDT MON JUN 11 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 1000 PM CDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE EAST CENTRAL PART OF SOUTH DAKOTA
BEADLE
SOME OF THE CITIES INCLUDED IN THIS WARNING ARE VIRGIL...HURON...
AND CAVOUR
IF YOU ARE IN THE PATH OF THIS STORM..YOU SHOULD GET TO A REINFORCED
SHELTER. A SEVERE THUNDERSTORM PRODUCES ANY OR ALL OF THE FOLLOWING...
WIND GUSTS OF 60 MPH OR HIGHER...HAIL 3/4 INCH OR LARGER...DEADLY
LIGHTNING...AND HEAVY RAIN THAT CAN FLOOD LOW LYING AREAS RAPIDLY.
THESE STORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE OR
NO ADVANCE WARNING SO BE ON THE LOOKOUT.
STOREYThe office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 11, 7:08 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 37 min |
| Jun 11, 7:36 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 69 min |
| Jun 11, 7:44 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 31 min |
| Jun 11, 7:44 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 61 min |
| Jun 11, 7:59 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Lyman | 61 min |
| Jun 11, 8:06 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 69 min |
| Jun 11, 8:31 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 59 min |
| Jun 11, 9:12 PM CDT | Severe Thunderstorm Warning | ABR | Jerauld | 33 min |
| Jun 11, 9:53 PM CDT | Severe Thunderstorm Warning | ABR | Kingsbury | 37 min |
| Jun 11, 10:15 PM CDT | Severe Thunderstorm Warning | ABR | Miner | 30 min |
Nearby
Severe Thunderstorm Warnings in South Dakota, 1990Every severe thunderstorm warning in 1990
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.