Alert archive / South Dakota / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 113, NWS Aberdeen, SD
NWS Aberdeen, SD issued this severe thunderstorm warning at Jul 27, 1990, 7:13 AM CDT for Spink County, South Dakota. It was in force for 62 min.
The area
The counties it named.
The facts
- Issued
- Jul 27, 1990, 7:13 AM CDT (12:13 UTC)
- Expired
- Jul 27, 1990, 8:15 AM CDT
- In force
- 62 min
- Issued by
- NWS Aberdeen, SD
- Area
- Whole counties
County Spink County, SD
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Aberdeen, SD (KHON), launched 12:00Z, 0.2 hours before the alert went out and 6 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
- 1833 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 702 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 138 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KABR 271213
SVRABR
SDC115-271315-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ABERDEEN SD
713 AM CDT FRI JUL 27 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 815 AM CDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE NORTHEAST PART OF SOUTH DAKOTA
SOUTHEAST SPINK
SOME OF THE CITIES INCLUDED IN THIS WARNING ARE
AT 710 AM CDT RADAR INDICATED A SEVERE THUNDERSTORM 3 TO 5 MILES
SOUTHEAST OF FRANKFORT SOUTH DAKOTA OR 50 SOUTH OF ABERDEEN
IN NORTHEAST SOUTH DAKOTA MOVING SOUTHEAST AT 15 MPH.
IF YOU ARE IN THE PATH OF THIS STORM..YOU SHOULD GET TO A REINFORCED
SHELTER. A SEVERE THUNDERSTORM PRODUCES DAMAGING WINDS IN EXCESS OF
60 MPH..HAIL 3/4 INCH OR LARGER..DEADLY LIGHTNING..AND HEAVY RAIN
THAT CAN QUICKLY FLOOD A LOW LYING AREA.
THESE STORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE OR
NO ADVANCE WARNING SO BE ON THE LOOKOUT.
STUDNICKAWhat 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, Jul 27, 5:02 AM CDT, 2 hours 11 minutes before
SDZNN4-SDZ011-271030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 500 AM CST FRI JUL 27 1990 AT 455 AM CDT RADAR INDICATED THUNDERSTORMS IN A LINE EXTENDING FROM NORTHERN BROWN COUNTY SOUTHWARD TO SOUTHERN SPINK COUNTY IN NORTHEAST SOUTH WITH THE STRONGEST BEING IN EXTREME SOUTHERN SPINK COUNTY NEAR FRANKFORT SOUTH DAKOTA. ALL STORMS WAS MOVING EAST AT 20 MPH. AREAS OF HEAVY RAIN AND SMALL HAIL IS EXPECTED WITH THESE STORMS, B UT RADAR AT THIS TIME DOES NOT INDICATE ANY SEVERE STORMS IN NORTHEAST SOUTH DAKOTA. THE SEVERE THUNDERSTORM WARNING FOR NORTHERN SPINK COUNTY HAS EXPIRED AND WILL NOT BE REISSUED AT THIS TIME. STUDNICKA
Local storm report, Jul 27, 6:24 AM CDT, 49 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
620 AM CDT FRI JUL 27 1990
STORM DATA FOR FRI JUL 27 1990
TIME COUNTY..LOCATION CHARACTER OF STORM..DAMAGE
.....................M..................................................
603 AM CDT SPINK...REDFIELD 3/4 INCH HAIL AND 1.76 INCH
RAIN IN 25 MINUTES.Special weather statement, Jul 27, 6:46 AM CDT, 27 minutes before
SDZNN4-SDZ011-271030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 645 AM CST FRI JUL 27 1990 AT 640 AM CDT RADAR INDICATED THUNDERSTORMS IN A LINE EXTENDING FROM SOUTHEASTERN BROWN COUNTY ON SOUTH TO SOUTHERN SPINK COUNTY IN NORTH EAST SOUTH DAKOTA OR FROM 10 MILES SOUTHEAST OF ABERDEEN TO 55 MILES SOUTH OF ABERDEEN MOVING EAST AT 20 MPH. AREAS OF VERY HEAVY RAIN HAVE BEEN REPORTED ALONG WITH 3/4 INCH HAIL IN THE REDFIELD AREA THIS EARLY MORNING. AT THIS TIME RADAR INDICATES THESE THUNDERSTORMS HAVE DECREASED AND HAVE WEAKENED. THE SEVERE THUNDERSTORM WARNING FOR CENTRAL SPINK COUNTY HAS EXPIRED AND WILL NOT BE REISSUED AT THIS TIME UNLESS ADDITIONAL SEVERE CONDITIONmS REDEVELOPE STUDNICKA
The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 26, 7:39 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 66 min |
| Jul 26, 8:52 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 68 min |
| Jul 26, 9:39 PM CDT | Severe Thunderstorm Warning | ABR | Potter, Walworth | 66 min |
| Jul 26, 10:17 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 58 min |
| Jul 27, 2:51 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 69 min |
| Jul 27, 3:06 AM CDT | Severe Thunderstorm Warning | ABR | Brown | 69 min |
| Jul 27, 4:02 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 58 min |
| Jul 27, 6:10 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 35 min |
| Jul 27, 1:43 PM CDT | Tornado Warning | ABR | Spink | 32 min |
| Jul 27, 4:09 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Hamlin, Kingsbury | 66 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; the sounding from the Mesonet's radiosonde archive.