Alert archive / South Dakota / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 178, NWS Aberdeen, SD
NWS Aberdeen, SD issued this severe thunderstorm warning at Aug 2, 1997, 6:13 PM CDT for Spink County, South Dakota. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 2, 1997, 6:13 PM CDT (23:13 UTC)
- Expired
- Aug 2, 1997, 7:00 PM CDT
- In force
- 47 min
- Issued by
- NWS Aberdeen, SD
- Area
- Whole counties
County Spink County, SD
The radar
The Aberdeen radar (KABR), 58 km from the middle of the area, began a volume at 23:13 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 2, 4:00 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 11.2 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
- 1632 J/kg
- Mixed-layer CIN
- -142 J/kg
- Mixed-layer LCL
- 1299 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 126 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KABR 022313 RRA SVRABR SDC115-030000- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ABERDEEN SD 613 PM CDT SAT AUG 2 1997 * SEVERE THUNDERSTORM WARNING FOR SPINK COUNTY - NORTHEASTERN SOUTH DAKOTA * UNTIL 700 PM CDT * SOME LOCATIONS AFFECTED OPEN COUNRTY BETWEEN TULARE AND DOLAND * AT 612 PM CDT...ABERDEEN DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS 31 MILES NORTH OF HURON OR 4 MILES SOUTH OF FRANKFORT MOVING SOUTHEAST AT 15 MPH. THIS IS A DANGEROUS STORM! STAY INDOORS AWAY FROM WINDOWS. HG/DEE
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.
NWS Aberdeen, SD wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 2, 10:31 AM CDT, 7 hours 42 minutes earlier.
Area forecast discussion, Aug 2, 10:31 AM CDT, 7 hours 42 minutes before
AREA FORECAST DISCUSSION FOR CENTRAL/NORTH CENTRAL/NORTHEAST SD AND FOR TRAVERSE/BIG STONE COUNTIES OF MN NATIONAL WEATHER SERVICE ABERDEEN SD 1025 CDT SAT AUG 2 1997 WILL UPDATE SHORTLY TO INTRODUCE 30 PCT POPS THIS AFTERNOON ACROSS NORTHERN TIER OF COUNTIES. WATER VAPOR LOOP SHOWS SHORT WAVE MOVING THRU EASTERN MT INTO WRN DAKOTAS...WITH CLUSTER OF STORMS ALREADY IN NW SD. AIR IS PLENTY UNSTABLE...ESPECIALLY IN EAST WITH HI DEWPOINTS. ALSO MAKING SOME MINOR CHANGES TO WINDS AND MAX TEMPS. .ABR...NONE MIDDLEBROOKE
In the hours before
Special weather statement, Aug 2, 3:55 PM CDT, 2 hours 18 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 355 PM CDT SAT AUG 2 1997 SDZ004>007-009>011-016>020-022-034>037-048-051-030400- BROWN-BUFFALO-CAMPBELL-CLARK-CODINGTON-DAY-EDMUNDS-FAULK-HAMLIN-HAND- HUGHES-HYDE-LYMAN-MARSHALL-MCPHERSON-POTTER-SPINK-SULLY-WALWORTH- INCLUDING THE CITIES OF...MOUND CITY...EUREKA...ABERDEEN...BRITTON... MOBRIDGE...ROSCOE...WEBSTER...GETTYSBURG...FAULKTON...REDFIELD... CLARK...WATERTOWN...CASTLEWOOD...ONIDA...PIERRE...HIGHMORE...MILLER... PRESHO...FT THOMPSON 355 PM CDT SAT AUG 2 1997 ...SEVERE THUNDERSTORM WATCH FOR MUCH OF CENTRAL AND NORTHEAST SOUTH DAKOTA UNTIL 10 PM CDT... THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH EFFECTIVE UNTIL 10 PM THIS EVENING FOR A LARGE PORTION OF CENTRAL AND NORTHEAST SOUTH DAKOTA...MAINLY EAST OF THE RIVER. SEVERE THUNDERSTORMS WITH LARGE HAIL...DAMAGING WINDS AND VERY HEAVY RAIN ARE POSSIBLE. COMMUNITIES IN THE WATCH INCLUDE MOBRIDGE...GETTYSBURG...PIERRE... PRESHO...ABERDEEN...FAULKTON...FORT THOMPSON...REDFIELD...BRITTON... SISSETON...AND WATERTOWN. IF YOU LIVE IN OR NEAR THE WATCH AREA...BE ALERT FOR THREATENING WEATHER. SEEK SHELTER IMMEDIATELY IF A WARNING IS ISSUED. MIDDLEBROOKE
Special weather statement, Aug 2, 4:00 PM CDT, 2 hours 13 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 355 PM CDT SAT AUG 2 1997 SDZ004>007-009>011-016>020-022-034>037-048-051-030400- BROWN-BUFFALO-CAMPBELL-CLARK-CODINGTON-DAY-EDMUNDS-FAULK-HAMLIN-HAND- HUGHES-HYDE-LYMAN-MARSHALL-MCPHERSON-POTTER-SPINK-SULLY-WALWORTH- INCLUDING THE CITIES OF...MOUND CITY...EUREKA...ABERDEEN...BRITTON... MOBRIDGE...ROSCOE...WEBSTER...GETTYSBURG...FAULKTON...REDFIELD... CLARK...WATERTOWN...CASTLEWOOD...ONIDA...PIERRE...HIGHMORE...MILLER... PRESHO...FT THOMPSON 355 PM CDT SAT AUG 2 1997 ...SEVERE THUNDERSTORM WATCH FOR MUCH OF CENTRAL AND NORTHEAST SOUTH DAKOTA UNTIL 10 PM CDT... THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH EFFECTIVE UNTIL 10 PM THIS EVENING FOR A LARGE PORTION OF CENTRAL AND NORTHEAST SOUTH DAKOTA...MAINLY EAST OF THE RIVER. SEVERE THUNDERSTORMS WITH LARGE HAIL...DAMAGING WINDS AND VERY HEAVY RAIN ARE POSSIBLE. COMMUNITIES IN THE WATCH INCLUDE MOBRIDGE...GETTYSBURG...PIERRE... PRESHO...ABERDEEN...FAULKTON...FORT THOMPSON...REDFIELD...BRITTON... SISSETON...AND WATERTOWN. IF YOU LIVE IN OR NEAR THE WATCH AREA...BE ALERT FOR THREATENING WEATHER. SEEK SHELTER IMMEDIATELY IF A WARNING IS ISSUED. MIDDLEBROOKE
Special weather statement, Aug 2, 4:58 PM CDT, 1 hour 15 minutes before
SDZ004-022220- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 459 PM CDT SAT AUG 2 1997 ...SEVERE THUNDERSTORM WARNING FOR CAMPBELL COUNTY CANCELLED... AT 456 PM CDT...ABERDEEN DOPPLE,R RADAR HAD SHOWED THAT THE THUNDERSTORM THAT HAD PROMPTED THE WARNING HAD WEAKENED AND WAS NO LONGER A THREAT.
Special weather statement, Aug 2, 4:59 PM CDT, 1 hour 14 minutes before
SDZ004-022220- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 459 PM CDT SAT AUG 2 1997 ...SEVERE THUNDERSTORM WARNING FOR CAMPBELL COUNTY CANCELLED... AT 456 PM CDT...ABERDEEN DOPPLER RADAR HAD SHOWED THAT THE THUNDERSTORM THAT HAD PROMPTED THE WARNING HAD WEAKENED AND WAS NO LONGER A THREAT.
The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 4:17 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Spink | 48 min |
| Aug 2, 4:24 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 61 min |
| Aug 2, 4:28 PM CDT | Severe Thunderstorm Warning | ABR | Sully | 62 min |
| Aug 2, 4:41 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Marshall | 59 min |
| Aug 2, 4:56 PM CDT | Tornado Warning | ABR | Dewey | 34 min |
| Aug 2, 5:05 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 50 min |
| Aug 2, 5:10 PM CDT | Severe Thunderstorm Warning | ABR | Potter | 65 min |
| Aug 2, 5:42 PM CDT | Severe Thunderstorm Warning | ABR | Marshall | 48 min |
| Aug 2, 6:08 PM CDT | Severe Thunderstorm Warning | ABR | Sully | 47 min |
| Aug 2, 6:32 PM CDT | Severe Thunderstorm Warning | ABR | Day | 63 min |
Nearby
Severe Thunderstorm Warnings in South Dakota, 1997Every severe thunderstorm warning in 1997
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; radar from the NEXRAD Level II archive.