Alert archive / South Dakota / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 151, NWS Aberdeen, SD
NWS Aberdeen, SD issued this severe thunderstorm warning at Aug 25, 1990, 10:35 PM CDT for Campbell County, McPherson County, South Dakota. It was in force for 25 min.
The area
The counties it named.
The facts
- Issued
- Aug 25, 1990, 10:35 PM CDT (03:35 UTC)
- Expired
- Aug 25, 1990, 11:00 PM CDT
- In force
- 25 min
- Issued by
- NWS Aberdeen, SD
- Area
- Whole counties
Counties Campbell County, SD, McPherson 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 00:00Z, 3.6 hours before the alert went out and 137 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
- 4027 J/kg
- Mixed-layer CIN
- -111 J/kg
- Mixed-layer LCL
- 1709 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 61 m²/s²
- 0-3 km storm-relative helicity
- 141 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 7.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KABR 260335
SVRABR
SDC021-089-260430-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ABERDEEN SD
1035 PM CDT SAT AUG 25 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 1130 PM CDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE NORTH CENTRAL PART OF SOUTH DAKOTA
CAMPBELL...WESTERN MCPHERSON
SOME OF THE CITIES INCLUDED IN THIS WARNING ARE EUREKA...ARTAS...
POLLOCK.
AT 1030 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM NEAR HERRIED..
30 MILES NORTHEAST OF MOBRIDGE...AND NEAR EUREKA...45 MILES
NORTHEAST OF MOBRIDGE...MOVING NORTHEAST AT 20 MPH.
AT 1030 PM CDT LAW ENFORCEMENT REPORTED MARBLE SIZE HAIL ON THE
WEST EDGE OF EUREKA.
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.
KEEFEWhat 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, Aug 25, 5:45 PM CDT, 4 hours 50 minutes before
SDZ004-005-252345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 544 PM CDT SAT AUG 25 1990 ...ISOLATED THUNDERSTORM IN MARSHALL AND WESTERN ROBERTS COUNTIES... AT 540 PM CDT RADAR INDICATED AN ISOLATED THUNDERSTORM IN EASTERN MARSHALL COUNTY NEAR BRITTON 45 MILES EAST OF ABERDEEN TO THE NORTH DAKOTA/SOUTH DAKOTA BOARDER IN NORTHWESTERN ROBERTS COUNTY NEAR CLAIRE CITY 75 MILES NORTHEAST OF ABERDEEN. MOVEMENT WAS NORTHEAST AT 20 MPH. THIS STORM CAN PRODUCE SMALL HAIL...STRONG WINDS...DANGEROUS LIGHTNING. HAVE A PLAN TO INSURE YOUR SAFETY. LISTEN TO THE RADIO FOR FURTHER DEVELOPMENTS. ADDISON
Special weather statement, Aug 25, 8:28 PM CDT, 2 hours 7 minutes before
SDZ004-011-260220- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 825 PM CDT SAT AUG 25 1990 ...SEVERE THUNDERSTORM WARNING FOR EDMUNDS COUNTY UNTIL 845 PM CDT... ...SEVERE THUNDERSTORM WATCH UNTIL 1 AM CDT... AT 820 PM CDT RADAR INDICATED A LINE OF THUNDERSTORMS WITH VERY HEAVY RAIN IN SPINK COUNTY FROM NEAR VERDON...25 MILES SOUTHEAST OF ABERDEEN TO NEAR ROCKHAM...45 MILES SOUTHWEST OF ABERDEEN MOVING NORTHEAST AT 25 MPH. THESE STORMS WILL PRODUCE HEAVY RAIN AND SMALL HAIL. ALSO SPOTTERS REPORT VERY FREQUENT DANGEROUS LIGHTNING. IF YOU LIVE IN SPINK COUNTY...BE ALERT TO THE WEATHER AND DO WHAT IS NECCESSARY TO INSURE YOUR SAFETY...AND LISTEN FOR LATER STATEMENTS. KEEFE
The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 7:06 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Sully | 54 min |
| Aug 25, 7:12 PM CDT | Severe Thunderstorm Warning | ABR | Sully | 63 min |
| Aug 25, 7:38 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 67 min |
| Aug 25, 7:52 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Hyde | 68 min |
| Aug 25, 8:04 PM CDT | Tornado Warning | ABR | Hughes | 26 min |
| Aug 25, 8:49 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 31 min |
| Aug 25, 8:53 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 52 min |
| Aug 25, 8:59 PM CDT | Severe Thunderstorm Warning | ABR | Faulk, Spink | 41 min |
| Aug 25, 9:17 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Day | 33 min |
| Aug 25, 9:33 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 57 min |
| Aug 25, 9:43 PM CDT | Severe Thunderstorm Warning | ABR | Hand, Hyde | 62 min |
| Aug 25, 9:52 PM CDT | Severe Thunderstorm Warning | ABR | Codington, Hamlin | 68 min |
| Aug 25, 9:54 PM CDT | Severe Thunderstorm Warning | ABR | Day | 36 min |
| Aug 25, 9:57 PM CDT | Severe Thunderstorm Warning | ABR | Hyde | 63 min |
| Aug 26, 2:43 AM CDT | Severe Thunderstorm Warning | ABR | Corson | 62 min |
| Aug 26, 2:54 AM CDT | Severe Thunderstorm Warning | ABR | Corson, Dewey | 66 min |
| Aug 26, 3:49 AM CDT | Severe Thunderstorm Warning | ABR | Campbell, Walworth | 56 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.