Alert archive / South Dakota / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 21, NWS Aberdeen, SD
NWS Aberdeen, SD issued this severe thunderstorm warning at Jun 12, 1993, 10:35 PM CDT for Buffalo County, South Dakota. It was in force for 40 min.
The area
The counties it named.
The facts
- Issued
- Jun 12, 1993, 10:35 PM CDT (03:35 UTC)
- Expired
- Jun 12, 1993, 11:15 PM CDT
- In force
- 40 min
- Issued by
- NWS Aberdeen, SD
- Area
- Whole counties
County Buffalo County, SD
The nearest sounding before it
Rapid City, SD (KRAP), launched 00:00Z, 3.6 hours before the alert went out and 294 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
- 151 J/kg
- Mixed-layer CIN
- -287 J/kg
- Mixed-layer LCL
- 1196 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 121 m²/s²
- 0-3 km storm-relative helicity
- 178 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS1 KHON 130335 RRA
SVRHON
SDC017-085-130415-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HURON SD
1035 PM CDT SAT JUN 12 1993
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 1115 PM CDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE CENTRAL PART OF SOUTH DAKOTA
WESTERN BUFFALO...EASTERN LYMAN
THIS WARNING INCLUDES THE ADJACENT WATERS OF THE MISSOURI RIVER.
SOME OF THE COMMUNITIES INCLUDED IN THIS WARNING ARE RELIANCE...
OACOMA...AND FORT THOMPSON
AT 1030 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM NEAR RELIANCE
MOVING TO THE EAST AT 20 MPH. THIS STORM WILL BE IN THE FT THOMPSON
VICINITY BY 1045 PM CDT.
IF YOU ARE IN THE PATH OF THIS STORM...YOU SHOULD GET TO A REINFORCED
SHELTER. A SEVERE THUNDERSTORM CAN PRODUCE DAMAGING WINDS IN EXCESS
OF 55 MPH...3/4 INCH HAIL OR LARGER...DEADLY LIGHTNING AND VERY
HEAVY RAIN THAT CAN QUICKLY FLOOD A LOW LYING AREA.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER...
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING...SO BE ALERT FOR RAPIDLY CHANGING
WEATHER CONDITIONS.
TINGLEYWhat 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 12, 9:00 PM CDT, 1 hour 35 minutes before
SDZ003-130300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 900 PM CDT SAT JUN 12 1993 ...A TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF NORTHEAST SOUTH DAKOTA UNTIL MIDNIGHT CDT... AT 855 PM CDT...SHOWERS AND THUNDERSTORMS COVER MUCH OF THE AREA BETWEEN THE MISSOURI AND JAMES RIVER. SOME OF THE THUNDERRSTORMS HAVE PRODUCED HEAVY RAINS...ESPECIALLY OVER EASTERN CAMPBELL COUNTY AND OVER MUCH OF MCPHERSON COUNTY. DURING THE PAST HOUR...NO SEVERE WEATHER HAS BEEN REPORTED TO THE NATIONAL WEATHER SERVICE OFFICE AT ABERDEEN. THESE STORMS CONTINUE TO TO MOVE TO THE NORTHEAST AT 20 MILES AN HOUR. REMEMBER...SOME OF THESE STORMS COULD DEVELOPE RAPIDLY INTO A SEVERE WEATHER SITUATION...SO PLEASE KEEP AN EYE TO THE SKY AND STAY TUNED TO YOUR LOCAL RADIO OR T.V. FOR ADDITIONAL INFORMATION STUDNICKA
Special weather statement, Jun 12, 9:00 PM CDT, 1 hour 35 minutes before
SDZ003-130300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 900 PM CDT SAT JUN 12 1993 ...A TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF NORTHEAST SOUTH DAKOTA UNTIL MIDNIGHT CDT... AT 855 PM CDT...SHOWERS AND THUNDERSTORMS COVER MUCH OF THE AREA BETWEEN THE MISSOURI AND JAMES RIVER. SOME OF THE THUNDERRSTORMS HAVE PRODUCED HEAVY RAINS...ESPECIALLY OVER EASTERN CAMPBELL COUNTY AND OVER MUCH OF MCPHERSON COUNTY. DURING THE PAST HOUR...NO SEVERE WEATHER HAS BEEN REPORTED TO THE NATIONAL WEATHER SERVICE OFFICE AT ABERDEEN. THESE STORMS CONTINUE TO TO MOVE TO THE NORTHEAST AT 20 MILES AN HOUR. REMEMBER...SOME OF THESE STORMS COULD DEVELOPE RAPIDLY INTO A SEVERE WEATHER SITUATION...SO PLEASE KEEP AN EYE TO THE SKY AND STAY TUNED TO YOUR LOCAL RADIO OR T.V. FOR ADDITIONAL INFORMATION STUDNICKA
Local storm report, Jun 12, 9:20 PM CDT, 1 hour 15 minutes before
STORM REPORT NATIONAL WEATHER SERVICE ABERDEEN SD 920 PM CDT SAT JUN 12 1993 STORM DATA FOR SAT JUN 12 1993 TIME COUNTY..LOCATION CHARACTER OF STORM..DAMAGE ....................................................................... 720 PM MDT CAMPBELL...HERRIED. HAIL (PENNY SIZE) POLICE. 735 PM CDT WALWORTH...SELBY 6NE. HAIL (PENNY SIZE) STATE POLICE. R.S.
Local storm report, Jun 12, 9:20 PM CDT, 1 hour 15 minutes before
STORM REPORT NATIONAL WEATHER SERVICE ABERDEEN SD 920 PM CDT SAT JUN 12 1993 STORM DATA FOR SAT JUN 12 1993 TIME COUNTY..LOCATION CHARACTER OF STORM..DAMAGE ....................................................................... 720 PM MDT CAMPBELL...HERRIED. HAIL (PENNY SIZE) POLICE. 735 PM CDT WALWORTH...SELBY 6NE. HAIL (PENNY SIZE) STATE POLICE. R.S.
Special weather statement, Jun 12, 10:00 PM CDT, 35 minutes before
SDZ003-SDZ004-SDZ005-130400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 1000 PM CDT SAT JUN 12 1993 ...A TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF NORTHEAST SOUTH DAKOTA UNTIL MIDNIGHT CDT... AT 955 PM CDT...SHOWERS AND THUNDERSTORMS COVER MUCH OF THE AREA BETWEEN THE MISSOURI AND JAMES RIVER. THIS AREA OF PRECIPITATION HAS INCREASED OVER THE PAST HOUR. SOME OF THESE STORMS CONTAIN BRIEF HEAVY RAIN AND SOME SMALL HAIL...ESPECIALLY OVER MCPHERSON...EDMUNDS AND FAULK COUNTIES. THIS WEATHER ACTIVITY IS MOVING TO THE EAST AT 20 MILES AN HOUR. REMEMBER...SOME OF THESE STORMS COULD DEVELOPE RAPIDLY INTO A SEVERE WEATHER SITUATION...SO PLEASE KEEP AN EYE TO THE SKY AND STAY TUNED TO YOUR LOCAL RADIO OR T.V. FOR ADDITIONAL INFORMATION STUDNICKA
Special weather statement, Jun 12, 10:00 PM CDT, 35 minutes before
SDZ003-SDZ004-SDZ005-130400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 1000 PM CDT SAT JUN 12 1993 ...A TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF NORTHEAST SOUTH DAKOTA UNTIL MIDNIGHT CDT... AT 955 PM CDT...SHOWERS AND THUNDERSTORMS COVER MUCH OF THE AREA BETWEEN THE MISSOURI AND JAMES RIVER. THIS AREA OF PRECIPITATION HAS INCREASED OVER THE PAST HOUR. SOME OF THESE STORMS CONTAIN BRIEF HEAVY RAIN AND SOME SMALL HAIL...ESPECIALLY OVER MCPHERSON...EDMUNDS AND FAULK COUNTIES. THIS WEATHER ACTIVITY IS MOVING TO THE EAST AT 20 MILES AN HOUR. REMEMBER...SOME OF THESE STORMS COULD DEVELOPE RAPIDLY INTO A SEVERE WEATHER SITUATION...SO PLEASE KEEP AN EYE TO THE SKY AND STAY TUNED TO YOUR LOCAL RADIO OR T.V. FOR ADDITIONAL INFORMATION STUDNICKA
The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 7:04 PM CDT | Severe Thunderstorm Warning | ABR | Walworth | 56 min |
| Jun 12, 7:12 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 63 min |
| Jun 12, 7:51 PM CDT | Tornado Warning | ABR | Hughes, Sully | 54 min |
| Jun 12, 8:14 PM CDT | Tornado Warning | ABR | Hughes, Stanley | 61 min |
| Jun 12, 8:41 PM CDT | Tornado Warning | ABR | Buffalo | 14 min |
| Jun 12, 9:04 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 41 min |
| Jun 12, 9:11 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 49 min |
| Jun 12, 9:40 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 50 min |
| Jun 13, 1:08 AM CDT | Severe Thunderstorm Warning | ABR | Miner | 52 min |
Nearby
Severe Thunderstorm Warnings in South Dakota, 1993Every severe thunderstorm warning in 1993
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.