Alert archive / South Dakota / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 82, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 28, 1990, 12:30 AM CDT for Lyon County, Sioux County, Iowa; Lincoln County, Minnehaha County, Turner County, South Dakota. It was in force for 30 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 28, 1990, 12:30 AM CDT (05:30 UTC)
- Expired
- Jun 28, 1990, 1:00 AM CDT
- In force
- 30 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Whole counties
Counties Lyon County, IA, Sioux County, IA, Lincoln County, SD, Minnehaha County, SD, Turner 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 28, 12:45 AM CDT | Hail 0.75 | Lincoln, 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, 5.5 hours before the alert went out and 224 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
- 1502 J/kg
- Mixed-layer CIN
- -112 J/kg
- Mixed-layer LCL
- 2138 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 371 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 17.6
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KFSD 280532
SVRFSD
IAC119-167-SDC083-099-125-280600-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1230 AM CDT THU JUN 28 1990
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 100 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTHWEST IOWA
...LYON...SIOUX
IN SOUTHEAST SOUTH DAKOTA
...LINCOLN...SOUTHWESTERN MINNEHAHA...NORTHEASTERN TURNER
AT 125 PM CDT RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM 10
MILES WEST OF SIOUX FALLS NEAR WALL LAKE TO 30 MILES SOUTHEAST OF
SIOUX FALLS SOUTH DAKOTA NEAR DOON IOWA MOVING SOUTHEAST AT 35 MPH.
SOME CITIES IN THE WARNING INCLUDE ROCK RAPIDS...ORANGE CITY IN IOWA
AND IN SOUTH DAKOTA HARRISBURG...CANTON...AND PARKER.
LARGE HAIL...DAMAGING WINDS...AND HEAVY RAIN CAUSING SMALL STREAM OR
URBAN FLOODING ARE POSSIBLE WITH THESE SEVERE STORMS.
IF YOU ARE IN THNE PATH OF THIS STORM...YOU SHOULD GET TO A
REINFORCED SHELTER. A SEVERE THUNDERSTORM PRODUCES 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.
UMLANDWhat 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
Local storm report, Jun 27, 9:54 PM CDT, 2 hours 36 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
950 PM CDT WED JUN 27 1990
STORM DATA FOR WED JUN 27 1990
TIME COUNTY...LOCATION AND STATE CHARACTER OF STORM...DAMAGE
.......................................................................
825 PM CDT BROOKINGS COUNTY...VOLGA HEAVY RAIN...STRONG WIND
REPORTED BY PUBLIC
843 PM CDT BROOKINGS COUNTY...VOLGA .67 RAIN
REPORTED BY PUBLIC
858 PM CDT MINNEHAHA COUNTY...COLTON 50 MPH WIND...REPORTED
MINNEHAHA COUNTY CD
911 PM CDT MINNEHAHA COUNTY...HARTFORD PEA SIZE HAIL...40 MPH
WNDS...RPTD BY PUBLIC
914 PM CDT MINNEHAHA COUNTY...LYONS PEA SIZE HAIL...50 TO 55
MPH WIND...RPTD BY PUBLIC
915 PM CDT MINNEHAHA COUNTY...LYONS MARBLE HAIL...55 MPH WIND
VISIBILITY 100 YARDS.
930 PM CDT MINNEHAHA COUNTY...SIOUX FALLS MARBLE SIZE HAIL...
REPORTED BY NWS OBSERVER_
938 PM CDT MINNEHAHA COUNTY...SE SIDE OF FUNNEL CLOUD REPORTED
SIOUX FALLS BY PUBLIC.
BIERSpecial weather statement, Jun 27, 10:22 PM CDT, 2 hours 8 minutes before
SDZALL-280415- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 1022 PM CDT WED JUN 27 1990 ...SEVERE WEATHER STILL POSSIBLE IN A LARGE PART OF SOUTH DAKOTA... A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR PORTIONS OF THE NORTH/ WEST AND SOUTHEAST SECTIONS UNTIL MIDNIGHT CDT...AND FOR PORTIONS OF THE NORTH UNTIL 4 AM CDT. AT 10 PM CDT THUNDERSTORMS CONTINUED TO MOVE ACROSS NORTHCENTRAL AND EASTERN SECTIONS OF THE STATE. TEMPERATURES RANGED FROM 86 AT CHAMBERLAIN TO 72 AT WATERTOWN. THROUGH MIDNIGHT CDT THUNDERSTORMS...WITH A FEW POSSIBLY SEVERE...WILL CONTINUE TO MOVE THROUGH THE NORTH AND EAST. LOCALLY HEAVY RAIN IS ALSO A POSSIBILITY WITH THESE STORMS. TEMPERATURES WILL DROP INTO THE 60S AND 70S. THEOPHILUS
Special weather statement, Jun 27, 11:00 PM CDT, 1 hour 30 minutes before
IAZ001-004-005-280500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX CITY IA 1058 PM CDT WED JUN 27 1990 ...THE SEVERE THUNDERSTORM WARNING FOR LYON AND SIOUX COUNTIES IN NORTHWEST IOWA HAS EXPIRED... AT 1055 PM CDT A STRONG THUNDERSTORM WAS JUST SOUTHEAST OF SHELDON OR 50 MILES NORTHEAST OF SIOUX CITY. THIS STORM HAS DECREASED IN INTENSITY SINCE 1045 PM. HOWEVER...HEAVY RAIN...SMALLY HAIL...GUSTY WIND AND DEADLY CLOUD TO GROUND LIGHTNING WILL ACCOMPANY THIS STORM INTO OBRIEN COUNTY. QUINN
Local storm report, Jun 27, 11:20 PM CDT, 1 hour 10 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE HURON SD
1120 PM CDT WED JUN 27 1990
STORM DATA FOR WED JUN 27TH
TIME COUNTY...LOCATION CHARACTER OF STORM...DAMAGE
1925 CDT BEADLE COUNTY...HURON 1 INCH HAIL...NWS EMPLOYEE
2145 CDT KINGSBURY COUNTY...4 W OLDHAM GOLFBALL-SIZE HAIL...
NWS SPOTTER
END
ORGISHSpecial weather statement, Jun 27, 11:50 PM CDT, 40 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE HURON SD 1145 PM CDT WED JUN 27 1990 ...SEVERE THUNDERSTORM IN EFFECT FOR PARTS OF NORTHERN SOUTH DAKOTA UNTIL 4 AM CDT AND PARTS OF SOUTHEAST SOUTH DAKOTA UNTIL 5 AM CDT... AT 1125 PM CDT...NUMEROUS THUNDERSTORMS...SOME WITH VERY HEAVY RAIN WERE OCCURRING OVER PARTS OF SOUTHEAST SOUTH DAKOTA. THE STRONGEST THUNDERSTORMS WERE LOCATED FROM LAKE COUNTY SOUTHEAST TO SOUTHEAST MI*NNEHAHA COUNTY. MOVEMENT WAS EAST AT 40 MILES AN HOUR. MILLER
Special weather statement, Jun 28, 12:08 AM CDT, 22 minutes before
IAZ001-004-005-280600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX CITY IA 1207 AM CDT THU JUN 28 1990 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR NORTHWEST IOWA...NORTHEAST NEBRASKA AND SOUTHEAST SOUTH DAKOTA UNTIL 500 AM CDT... AT 1205 AM CDT A STRONG THUNDERSTORM WAS JUST NORTH OF HAWARDEN IOWA OR 45 MILES NORTH OF SIOUX CITY. MOVEMENT WAS SOUTHEAST AT 30 MILES AN HOUR. HEAVY RAIN...LARGE HAIL...GUSTY WIND AND DEADLY CLOUD TO GROU&ND LIGHTNING WILL LIKELY OCCUR IN SIOUX COUNTY AND NORTHEAST UNION COUNTY. DROZD
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 9:34 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 56 min |
| Jun 27, 11:56 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 34 min |
| Jun 28, 12:49 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien, Plymouth | 41 min |
| Jun 28, 12:58 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Osceola, Sioux | 32 min |
| Jun 28, 1:26 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 34 min |
| Jun 28, 1:37 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien, Plymouth | 53 min |
| Jun 28, 2:08 AM CDT | Severe Thunderstorm Warning | FSD | Ida | 37 min |
| Jun 28, 2:36 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida | 69 min |
| Jun 28, 2:36 AM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 69 min |
| Jun 28, 2:58 AM CDT | Severe Thunderstorm Warning | FSD | Sioux | 32 min |
| Jun 28, 3:47 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien | 58 min |
| Jun 27, 7:51 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 39 min |
| Jun 27, 8:10 PM CDT | Severe Thunderstorm Warning | FSD | Brookings, Lake, Moody | 35 min |
| Jun 27, 8:37 PM CDT | Severe Thunderstorm Warning | FSD | Lake, McCook, Minnehaha, Moody | 38 min |
| Jun 27, 9:08 PM CDT | Severe Thunderstorm Warning | FSD | McCook, Minnehaha | 37 min |
| Jun 27, 9:08 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 37 min |
| Jun 27, 11:56 PM CDT | Severe Thunderstorm Warning | FSD | McCook, Minnehaha, Turner | 34 min |
| Jun 28, 7:32 AM CDT | Severe Thunderstorm Warning | FSD | Brookings, Lake, Moody | 43 min |
Nearby
Severe Thunderstorm Warnings in South Dakota, 1990Severe Thunderstorm Warnings in Iowa, 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.