Alert archive / South Dakota / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 14, NWS Aberdeen, SD
NWS Aberdeen, SD issued this severe thunderstorm warning at Jun 1, 1990, 7:55 PM CDT for Buffalo County, Lyman County, South Dakota. It was in force for 65 min.
The area
The counties it named.
The facts
- Issued
- Jun 1, 1990, 7:55 PM CDT (00:55 UTC)
- Expired
- Jun 1, 1990, 9:00 PM CDT
- In force
- 65 min
- Issued by
- NWS Aberdeen, SD
- Area
- Whole counties
Counties Buffalo County, SD, Lyman 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, 0.9 hours before the alert went out and 135 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
- 1812 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 1129 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 139 m²/s²
- 0-3 km storm-relative helicity
- 158 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 6.4
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, Jun 1, 2:50 PM CDT, 5 hours 5 minutes before
SDZ003-012100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 250 PM CDT FRI JUN 1 1990 ...TORNADO WATCH FOR CENTRAL SOUTH DAKOTA UNTIL 10 PM CDT... AT 245 PM CDT NATIONAL WEATHER SERVICE RADAR INDICATED AN INTENSE THUNDERSTORM WITH VERY HEAVY RAIN HAD FORMED 50 MILES SOUTHWEST OF MOBRIDGE SOUTH DAKOTA IN SOUTHERN DEWEY COUNTY AND WAS MOVING NORTH AT 15 MPH. THIS STORM CAN PRODUCE HEAVY RAIN...SMALL HAIL..AND DANGEROUS LIGHTNI7NG. CAMPERS AND BOATERS SHOULD BE AWARE OF THIS STORM AND BE PREPARED TO TAKE ACTION TO ENSURE SAFETY. KEEFE
Special weather statement, Jun 1, 4:13 PM CDT, 3 hours 42 minutes before
SDZ003-004-012200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 414 PM CDT FRI JUN 1 1990 ...TORNADO WATCH FOR CENTRAL SOUTH DAKOTA UNTIL 10 PM CDT... AT 410 PM CDT RADAR SHOWED AN INTENSE THUNDERSTORM WITH VERY HEAVY RAIN NEAR LOWRY...30 MILES SOUTHEAST OF MOBRIDGE...MOVING NORTHEAST AT 20 MPH. AS THIS STORM HAS PRODUCED SMALL HAIL...HEAVY RAIN...AND GUSTY WIND. IF YOU LIVE IN NORTHEAST SOUTH DAKOTA YOU SGOULD BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. KEEFE
Special weather statement, Jun 1, 5:10 PM CDT, 2 hours 45 minutes before
SDZ004-012300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 510 PM CDT FRI JUN 1 1990 ...TORNADO WATCH FOR CENTRAL SOUTH DAKOTA UNTIL 10 PM CDT... AT 505 PM CDT RADAR SHOWED AN INTENSE THUNDERSTORM WITH VERY HEAVY RAIN NEAR BOWDLE...60 MILES WEST OF ABERDEEN...MOVING NORTHEAST AT 20 MPH. AS THIS STORM HAS PRODUCED SMALL HAIL...HEAVY RAIN...AND GUSTY WIND. IF YOU LIVE IN EDMUNDS COUNTY SOUTH DAKOTA YOU SHOULD BE ALERT TO RAP&IDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO SEEK SHELTER IF NECCESSARY. KEEFE
Local storm report, Jun 1, 6:06 PM CDT, 1 hour 49 minutes before
STORM REPORT NATIONAL WEATHER SERVICE ABERDEEN SD 605 PM CDT FRI JUN 1 1990 STORM DATA FOR JUN 1 1990 TIME COUNTY..LOCATION CHARACTER OF STORM..DAMAGE ....................................................................... 455 PM CDT DEWEY...2 E ISABEL TORNADO...NO DAMAGE REPORTED 530 PM CDT EDMUNDS...3 W ROSCOE PEA SIZE HAIL 545 PM CDT WALWORTH...SELBY 2.60 INCHES RAIN 545 PM CDT ? DEWEY...6 E ISABEL 3.0 INCHES RAIN KEEFE
Special weather statement, Jun 1, 7:43 PM CDT, 12 minutes before
SDZ004-020140- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 740 PM CDT FRI JUN 1 1990 ...TORNADO WATCH FOR CENTRAL SOUTH DAKOTA UNTIL 10 PM CDT... AT 735 PM CDT RADAR SHOWED AN INTENSE THUNDERSTORM WITH VERY HEAVY RAIN NEAR LEBANON...50 MILES SOUTHEAST OF MOBRIDGE...MOVING NORTHEAST AT 20 MPH. AT 735 PM CDT THE POTTER COUNTY SHERIFF REPORTED WIND GUSTS TO 40 MPH AND PEA SIZE HAIL IN LEBANON. THIS STORM IS ALSO PRODUCING VERY HEAVY RAIN WHICH COULD CAUSE FLOODING IN LOW AREAS...DONT CROSS FLOODED ROADS. IF YOU LIVE IN POTTER COUNTY SOUTH DAKOTA YOU SHOULD REMAIN ALERT TO CHANGING WEATHER CONDITIONS. KEEFE
The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 1, 7:01 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 59 min |
| Jun 1, 8:53 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 37 min |
| Jun 1, 9:01 PM CDT | Tornado Warning | ABR | Beadle, Hand, Jerauld | 29 min |
| Jun 1, 9:14 PM CDT | Tornado Warning | ABR | Brown, Spink | 31 min |
| Jun 1, 9:28 PM CDT | Severe Thunderstorm Warning | ABR | Beadle, Sanborn | 62 min |
| Jun 1, 9:50 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Spink | 25 min |
| Jun 1, 10:00 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Kingsbury | 60 min |
| Jun 1, 10:02 PM CDT | Tornado Warning | ABR | Brown, Day, Spink | 28 min |
| Jun 1, 10:52 PM CDT | Severe Thunderstorm Warning | ABR | Miner | 68 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.