Alert archive / South Dakota / High Wind Warnings in 2021
High Wind Warning 4, NWS Aberdeen, SD
NWS Aberdeen, SD issued this high wind warning at Aug 26, 2021, 9:50 AM CDT for 10 counties in South Dakota; Big Stone County, Traverse County, Minnesota. It took effect at Aug 26, 2021, 10:00 AM CDT. It was in force for 5 hr. 13 reports 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
- Aug 26, 2021, 9:50 AM CDT (14:50 UTC)
- In effect from
- Aug 26, 2021, 10:00 AM CDT
- Expired
- Aug 26, 2021, 3:00 PM CDT
- In force
- 5 hr
- Issued by
- NWS Aberdeen, SD
Counties Big Stone County, MN, Traverse County, MN, Brown County, SD, Clark County, SD, Codington County, SD, Day County, SD, Deuel County, SD, Grant County, SD, Hamlin County, SD, Marshall County, SD, Roberts County, SD, Spink County, SD
The radar
The Aberdeen radar (KABR), 92 km from the middle of the area, began a volume at 14:50 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 26, 10:01 AM CDT | TSTM WND GST 75 | 1 Se Watertown, SD | ASOS STATION KATY WATERTOWN MUNI AP. |
| Aug 26, 10:02 AM CDT | TSTM WND DMG | 3 E Watertown, SD | MULTIPLE TREES AND BRANCHES DOWN ACROSS TOWN. ALSO POWER OUTAGES IN TOWN. TIME ESTIMATED VIA RADAR AND OTHER OBS. |
| Aug 26, 10:02 AM CDT | TSTM WND GST 61 | 3 Ene Hayti, SD | PERSONAL WEATHER STATION. TIME ESTIMATED BY RADAR. |
| Aug 26, 10:04 AM CDT | TSTM WND GST 62 | Castlewood, SD | |
| Aug 26, 10:09 AM CDT | TSTM WND DMG | 3 Ese Watertown, SD | NUMEROUS TREE BRANCHES DOWN. |
| Aug 26, 10:26 AM CDT | NON-TSTM WND GST 66 | Andover, SD | EASTERLY WAKE LOW WINDS. MESONET STATION 45 ANDOVER (SDDOT). |
| Aug 26, 10:31 AM CDT | TSTM WND GST 62 | Tunerville, SD | MESONET STATION 291 4N ALTAMONT (SDDOT). |
| Aug 26, 10:31 AM CDT | TSTM WND GST 75 | 7 Ne Estelline, SD | MESONET STATION 47 BRANDT (SDDOT). |
| Aug 26, 10:41 AM CDT | NON-TSTM WND GST 50 | 3 Wnw Wallace, SD | NORTHEAST WAKE LOW WIND. MESONET STATION 200 WALLACE (SDDOT). |
| Aug 26, 11:21 AM CDT | NON-TSTM WND GST 58 | 4 W Waubay, SD | EASTERLY WAKE LOW WINDS. MESONET STATION 182 WAUBAY (SDDOT). |
| Aug 26, 11:26 AM CDT | NON-TSTM WND GST 56 | 4 Nnw Victor, SD | NORTHEAST WAKE LOW WINDS. MESONET STATION 58 VICTOR (SDDOT). |
| Aug 26, 11:59 AM CDT | NON-TSTM WND GST 50 | 4 Sw Hillhead, SD | EASTERLY WAKE LOW WIND. MESONET STATION MRLS2 HILLHEAD 3 WSW. |
| Aug 26, 2:34 PM CDT | HAIL 0.88 | 2 Sw Peever, SD | TIME ESTIMATED BY RADAR. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 2.8 hours before the alert went out and 96 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1092 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 365 m²/s²
- 0-3 km storm-relative helicity
- 490 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.4
The text
As transmitted.
581 WWUS73 KABR 261450 NPWABR URGENT - WEATHER MESSAGE National Weather Service Aberdeen SD 950 AM CDT Thu Aug 26 2021 SDZ006-007-011-018-019-261900- /O.NEW.KABR.HW.W.0004.210826T1500Z-210826T1900Z/ Brown-Marshall-Day-Spink-Clark- Including the cities of Aberdeen, Britton, Webster, Redfield, and Clark 950 AM CDT Thu Aug 26 2021 ...HIGH WIND WARNING IN EFFECT UNTIL 2 PM CDT THIS AFTERNOON... * WHAT...East winds 25 to 40 mph with gusts up to 55 mph expected. * WHERE...Brown, Marshall, Day, Spink and Clark Counties. * WHEN...Until 2 PM CDT this afternoon. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. * ADDITIONAL DETAILS...The strong winds will continue behind the line of strong to severe thunderstorms. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ MNZ039-046-SDZ008-020>023-262000- /O.NEW.KABR.HW.W.0004.210826T1700Z-210826T2000Z/ Traverse-Big Stone-Roberts-Codington-Grant-Hamlin-Deuel- Including the cities of Wheaton, Ortonville, Sisseton, Watertown, Milbank, Hayti, and Clear Lake 950 AM CDT Thu Aug 26 2021 ...HIGH WIND WARNING IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON... * WHAT...East winds 25 to 40 mph with gusts up to 55 mph expected. * WHERE...In South Dakota, Roberts, Codington, Grant, Hamlin and Deuel Counties. In Minnesota, Traverse and Big Stone Counties. * WHEN...Until 3 PM CDT this afternoon. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. * ADDITIONAL DETAILS...The strong winds will continue behind the line of strong to severe thunderstorms. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ KF
2 follow-up statements
011 WWUS73 KABR 261756 NPWABR URGENT - WEATHER MESSAGE National Weather Service Aberdeen SD 1256 PM CDT Thu Aug 26 2021 SDZ006-018-019-261900- /O.CAN.KABR.HW.W.0004.000000T0000Z-210826T1900Z/ Brown-Spink-Clark- Including the cities of Aberdeen, Redfield, and Clark 1256 PM CDT Thu Aug 26 2021 ...HIGH WIND WARNING IS CANCELLED... While the strong winds that prompted the High Wind Warning have subsided, winds remain breezy with occasional gusts around 35 mph early this afternoon. $$ SDZ020-022-023-261900- /O.CAN.KABR.HW.W.0004.000000T0000Z-210826T2000Z/ Codington-Hamlin-Deuel- Including the cities of Watertown, Hayti, and Clear Lake 1256 PM CDT Thu Aug 26 2021 ...HIGH WIND WARNING IS CANCELLED... While the strong winds that prompted the High Wind Warning have subsided, winds remain breezy with occasional gusts around 30 to 35 mph early this afternoon. $$ SDZ007-011-261900- /O.CON.KABR.HW.W.0004.000000T0000Z-210826T1900Z/ Marshall-Day- Including the cities of Britton and Webster 1256 PM CDT Thu Aug 26 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 2 PM CDT THIS AFTERNOON... * WHAT...East winds around 30 mph with gusts up to around 55 mph. * WHERE...Day and Marshall Counties. * WHEN...Until 2 PM CDT this afternoon. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ MNZ039-046-SDZ008-021-262000- /O.CON.KABR.HW.W.0004.000000T0000Z-210826T2000Z/ Traverse-Big Stone-Roberts-Grant- Including the cities of Wheaton, Ortonville, Sisseton, and Milbank 1256 PM CDT Thu Aug 26 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON... * WHAT...East winds 25 to 30 mph with gusts up to 50 mph. * WHERE...In South Dakota, Roberts and Grant Counties. In Minnesota, Traverse and Big Stone Counties. * WHEN...Until 3 PM CDT this afternoon. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ KF
938 WWUS73 KABR 261957 NPWABR URGENT - WEATHER MESSAGE National Weather Service Aberdeen SD 257 PM CDT Thu Aug 26 2021 MNZ039-046-SDZ008-021-262100- /O.EXP.KABR.HW.W.0004.000000T0000Z-210826T2000Z/ Traverse-Big Stone-Roberts-Grant- Including the cities of Wheaton, Ortonville, Sisseton, and Milbank 257 PM CDT Thu Aug 26 2021 ...HIGH WIND WARNING WILL EXPIRE AT 3 PM CDT THIS AFTERNOON... The strong winds that prompted the High Wind Warning have subsided. However, strong to winds will remain possible with any thunderstorm activity. $$ KF
The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 26, 3:47 AM CDT | Severe Thunderstorm Warning | ABR | Corson | 58 min |
| Aug 26, 4:44 AM CDT | Severe Thunderstorm Warning | ABR | Corson | 46 min |
| Aug 26, 5:37 AM CDT | Special Weather Statement | ABR | Campbell, Dewey, Walworth | 53 min |
| Aug 26, 7:19 AM CDT | Special Weather Statement | ABR | Edmunds, Faulk | 26 min |
| Aug 26, 7:47 AM CDT | Severe Thunderstorm Warning | ABR | Faulk, Hand | 43 min |
| Aug 26, 8:01 AM CDT | Severe Thunderstorm Warning | ABR | Faulk, Hand, Hyde | 44 min |
| Aug 26, 8:11 AM CDT | Severe Thunderstorm Warning | ABR | Faulk, Spink | 49 min |
| Aug 26, 8:18 AM CDT | Severe Thunderstorm Warning | ABR | Day, Marshall, Roberts | 57 min |
| Aug 26, 8:24 AM CDT | Severe Thunderstorm Warning | ABR | Hand, Spink | 36 min |
| Aug 26, 8:45 AM CDT | Severe Thunderstorm Warning | ABR | Clark, Spink | 45 min |
| Aug 26, 9:14 AM CDT | Severe Thunderstorm Warning | ABR | Roberts | 46 min |
| Aug 26, 9:22 AM CDT | Severe Thunderstorm Warning | ABR | Clark, Hamlin, Spink | 38 min |
| Aug 26, 9:26 AM CDT | Severe Thunderstorm Warning | ABR | Clark, Codington, Hamlin | 49 min |
| Aug 26, 9:57 AM CDT | Severe Thunderstorm Warning | ABR | Grant, Roberts | 33 min |
| Aug 26, 9:58 AM CDT | Severe Thunderstorm Warning | ABR | Deuel, Hamlin | 62 min |
| Aug 26, 10:00 AM CDT | Severe Thunderstorm Warning | ABR | Codington, Deuel, Grant, Hamlin | 60 min |
| Aug 26, 2:37 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 23 min |
Nearby
High Wind Warnings in South Dakota, 2021High Wind Warnings in Minnesota, 2021Every high wind warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.