Alert archive / South Dakota / High Wind Warnings in 2026
High Wind Warning 3, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this high wind warning at Feb 18, 2026, 4:37 AM CST for 4 counties in Minnesota; 10 counties in South Dakota. It was in force for 7 hr. 20 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
- Feb 18, 2026, 4:37 AM CST (10:37 UTC)
- Expired
- Feb 18, 2026, 12:00 PM CST
- In force
- 7 hr
- Issued by
- NWS Sioux Falls, SD
Counties Lincoln County, MN, Lyon County, MN, Murray County, MN, Pipestone County, MN, Aurora County, SD, Beadle County, SD, Brookings County, SD, Brule County, SD, Jerauld County, SD, Kingsbury County, SD, Lake County, SD, Miner County, SD, Moody County, SD, Sanborn County, SD
The radar
The Sioux Falls radar (KFSD), 75 km from the middle of the area, began a volume at 10:41 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 |
|---|---|---|---|
| Feb 18, 4:52 AM CST | NON-TSTM WND GST 66 | 3 Nnw Wolsey, SD | Mesonet station 164 SD RWIS WOLSEY. |
| Feb 18, 4:55 AM CST | NON-TSTM WND GST 56 | 3 Nnw De Smet, SD | AWOS station K6E5 3 NNW De Smet. |
| Feb 18, 5:00 AM CST | NON-TSTM WND GST 60 | Florence, MN | Mesonet station MN160 U.s.14 - Florence - Mp 21.2. |
| Feb 18, 5:45 AM CST | NON-TSTM WND GST 55 | 2 Ne Brookings, SD | Mesonet station BKMS2 Brookings 2NE (SD Mesonet). |
| Feb 18, 6:21 AM CST | NON-TSTM WND GST 49 | 1 Nnw Pipestone, MN | Mesonet station RPPM5 Redstone RAWS. |
| Feb 18, 6:40 AM CST | NON-TSTM WND GST 56 | 3 S Hendricks, MN | Mesonet station MN030 T.h.19 - Hendricks - Mp 2. |
| Feb 18, 6:45 AM CST | NON-TSTM WND GST 55 | 1 S Volga, SD | Mesonet station VGAS2 Volga (SD Mesonet). |
| Feb 18, 6:52 AM CST | NON-TSTM WND GST 61 | 4 S Arlington, SD | Mesonet station 162 SD RWIS Arlington. |
| Feb 18, 8:35 AM CST | NON-TSTM WND GST 48 | 8 Ne White, SD | Mesonet station OAKS2 Astoria 4 SSE (SD Mesonet). |
| Feb 18, 8:35 AM CST | NON-TSTM WND GST 52 | 1 Ene Madison, SD | AWOS station KMDS Madison Airport. |
| Feb 18, 8:50 AM CST | NON-TSTM WND GST 55 | 1 Se Taunton, MN | Mesonet station MN156 T.h.68 - Taunton - Mp 22.9. |
| Feb 18, 9:05 AM CST | NON-TSTM WND GST 62 | 2 N Trosky, MN | Mesonet station MN154 U.s.75 - Trosky - Mp 30.3. |
| Feb 18, 9:10 AM CST | NON-TSTM WND GST 55 | 5 Ene Orland, SD | Mesonet station MDMS2 Madison 6S (SD Mesonet). |
| Feb 18, 9:29 AM CST | NON-TSTM WND GST 57 | 2 Se Madison, SD | Mesonet station 336 SD RWIS MADISON. |
| Feb 18, 10:15 AM CST | NON-TSTM WND GST 52 | 3 E Egan, SD | AWOS station K4P3 2 S Flandreau. |
| Feb 18, 10:16 AM CST | NON-TSTM WND GST 54 | 2 Sw Brookings, SD | AWOS station KBKX Brookings Municipal Airport. |
| Feb 18, 10:45 AM CST | NON-TSTM WND GST 55 | 3 Nne Flandreau, SD | Mesonet station FLNS2 Flandreau 3 NNE (SD Mesonet). |
| Feb 18, 10:50 AM CST | NON-TSTM WND GST 49 | 3 W Dovray, MN | Mesonet station MN038 T.h.30 - Dovray - Mp 49. |
| Feb 18, 10:50 AM CST | NON-TSTM WND GST 54 | 1 Wnw Lake Benton, MN | Mesonet station MN028 U.s.14 - Lake Benton - Mp 7. |
| Feb 18, 11:15 AM CST | NON-TSTM WND GST 60 | 1 N Tracy, MN | AWOS station KTKC Tracy Airport. |
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 00:00Z, 10.6 hours before the alert went out and 122 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
- 780 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 391 m²/s²
- 0-3 km storm-relative helicity
- 474 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
575 WWUS73 KFSD 181037 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 437 AM CST Wed Feb 18 2026 MNZ071-072-080-097-SDZ040-055-056-182045- /O.UPG.KFSD.WI.Y.0003.000000T0000Z-260218T2100Z/ /O.NEW.KFSD.HW.W.0003.260218T1037Z-260218T1800Z/ /O.NEW.KFSD.WI.Y.0004.260218T1800Z-260218T2100Z/ Lincoln-Lyon-Murray-Pipestone-Brookings-Lake-Moody- Including the cities of Flandreau, Marshall, Lake Benton, Slayton, Fulda, Hendricks, Madison, Orland, Ivanhoe, Brookings, Pipestone, and Tyler 437 AM CST Wed Feb 18 2026 ...HIGH WIND WARNING IN EFFECT UNTIL NOON CST TODAY... ...WIND ADVISORY NOW IN EFFECT FROM NOON TODAY TO 3 PM CST THIS AFTERNOON... * WHAT...For the High Wind Warning, west winds 35 to 45 mph with gusts up to 60 mph. For the Wind Advisory, west winds 30 to 35 mph with gusts up to 50 mph expected. * WHERE...Portions of southwest Minnesota and east central South Dakota. * WHEN...For the High Wind Warning, until noon CST today. For the Wind Advisory, from noon today to 3 PM CST this afternoon. * IMPACTS...Damaging winds will blow down tree branches. Scattered power outages are expected. Travel will be difficult, especially for high profile vehicles. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong will make driving difficult, especially for high profile vehicles. Use extra caution. && $$ SDZ038-039-052>054-057-058-181800- /O.UPG.KFSD.WI.Y.0003.000000T0000Z-260218T1800Z/ /O.NEW.KFSD.HW.W.0003.260218T1037Z-260218T1500Z/ /O.NEW.KFSD.WI.Y.0004.260218T1500Z-260218T1800Z/ Beadle-Kingsbury-Jerauld-Sanborn-Miner-Brule-Aurora- Including the cities of Kimball, Wessington Springs, Woonsocket, Chamberlain, Lake Preston, De Smet, Arlington, Huron, Alpena, White Lake, Stickney, Plankinton, and Howard 437 AM CST Wed Feb 18 2026 ...HIGH WIND WARNING IN EFFECT UNTIL 9 AM CST THIS MORNING... ...WIND ADVISORY NOW IN EFFECT FROM 9 AM THIS MORNING TO NOON CST TODAY... * WHAT...For the High Wind Warning, west winds 35 to 45 mph with gusts up to 60 mph. For the Wind Advisory, west winds 30 to 35 mph with gusts up to 50 mph expected. * WHERE...Portions of central, east central, and south central South Dakota. * WHEN...For the High Wind Warning, until 9 AM CST this morning. For the Wind Advisory, from 9 AM this morning to noon CST today. * IMPACTS...Damaging winds will blow down tree branches. Scattered power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong will make driving difficult, especially for high profile vehicles. Use extra caution. && $$ IAZ001>003-012>014-021-022-032-MNZ081-089-090-098-SDZ062-067-182045- /O.CON.KFSD.WI.Y.0003.000000T0000Z-260218T2100Z/ Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Cherokee-Buena Vista- Ida-Cottonwood-Nobles-Jackson-Rock-Minnehaha-Lincoln- Including the cities of Inwood, Cherokee, Hull, Spirit Lake, Arnolds Park, Storm Lake, Rock Rapids, Hartley, Sanborn, Harrisburg, Lennox, Orange City, Mountain Lake, Sioux Center, Hawarden, Battle Creek, Sheldon, Lakefield, Luverne, Tea, Rock Valley, Larchwood, Canton, Milford, Sibley, Spencer, Jackson, Worthington, Ida Grove, Holstein, George, Windom, and Sioux Falls 437 AM CST Wed Feb 18 2026 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... * WHAT...West winds 25 to 35 mph with gusts up to 50 mph. * WHERE...Portions of northwest and west central Iowa, southwest Minnesota, and southeast South Dakota. * WHEN...Until 3 PM CST this afternoon. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ IAZ020-031-NEZ013-014-SDZ059>061-065-066-068>071-181800- /O.CON.KFSD.WI.Y.0003.000000T0000Z-260218T1800Z/ Plymouth-Woodbury-Dixon-Dakota-Davison-Hanson-McCook-Hutchinson- Turner-Bon Homme-Yankton-Clay-Union- Including the cities of Irene, Avon, Emery, Canistota, Elk Point, Alexandria, North Sioux City, Ponca, Jefferson, Tyndall, Le Mars, Centerville, Wakefield, Tripp, Sioux City, Alcester, Beresford, Montrose, Menno, Bridgewater, South Sioux City, Salem, Marion, Vermillion, Mitchell, Freeman, Yankton, Allen, Tabor, Viborg, Parker, Chancellor, Clayton, Scotland, Hurley, Springfield, and Parkston 437 AM CST Wed Feb 18 2026 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... * WHAT...West winds 25 to 30 mph with gusts up to 50 mph. * WHERE...Portions of northwest and west central Iowa, northeast Nebraska, and southeast South Dakota. * WHEN...Until noon CST today. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ SDZ050-063-064-181800- /O.CON.KFSD.WI.Y.0003.000000T0000Z-260218T1800Z/ Gregory-Charles Mix-Douglas- Including the cities of Gregory, Burke, Corsica, Delmont, Platte, Marty, Armour, Lake Andes, and Wagner 437 AM CST Wed Feb 18 2026 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... * WHAT...West winds 25 to 30 mph with gusts up to 50 mph. * WHERE...Charles Mix, Douglas, and Gregory Counties. * WHEN...Until noon CST today. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ JH
2 follow-up statements
970 WWUS73 KFSD 181450 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 850 AM CST Wed Feb 18 2026 SDZ038-039-052>054-057-058-181800- /O.EXP.KFSD.HW.W.0003.000000T0000Z-260218T1500Z/ /O.CON.KFSD.WI.Y.0004.260218T1500Z-260218T1800Z/ Beadle-Kingsbury-Jerauld-Sanborn-Miner-Brule-Aurora- Including the cities of Wessington Springs, Huron, Kimball, Plankinton, De Smet, Stickney, White Lake, Chamberlain, Alpena, Howard, Lake Preston, Arlington, and Woonsocket 850 AM CST Wed Feb 18 2026 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... ...HIGH WIND WARNING WILL EXPIRE AT 9 AM CST THIS MORNING... * WHAT...West winds 30 to 35 mph with gusts up to 55 mph expected. * WHERE...Portions of central, east central, and south central South Dakota. * WHEN...Until noon CST today. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. $$ MNZ071-072-080-097-SDZ040-055-056-182100- /O.CON.KFSD.HW.W.0003.000000T0000Z-260218T1800Z/ /O.CON.KFSD.WI.Y.0004.260218T1800Z-260218T2100Z/ Lincoln-Lyon-Murray-Pipestone-Brookings-Lake-Moody- Including the cities of Tyler, Slayton, Lake Benton, Marshall, Brookings, Fulda, Pipestone, Flandreau, Madison, Orland, Hendricks, and Ivanhoe 850 AM CST Wed Feb 18 2026 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY... ...WIND ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 3 PM CST THIS AFTERNOON... * WHAT...For the High Wind Warning, west winds 35 to 45 mph with gusts up to 60 mph. For the Wind Advisory, west winds 30 to 35 mph with gusts up to 55 mph expected. * WHERE...Portions of southwest Minnesota and east central South Dakota. * WHEN...For the High Wind Warning, until noon CST today. For the Wind Advisory, from noon today to 3 PM CST this afternoon. * IMPACTS...Damaging winds will blow down tree branches. Scattered power outages are expected. Travel will be difficult, especially for high profile vehicles. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong will make driving difficult, especially for high profile vehicles. Use extra caution. && $$ IAZ001>003-012>014-021-022-032-MNZ081-089-090-098-SDZ062-067-182100- /O.CON.KFSD.WI.Y.0003.000000T0000Z-260218T2100Z/ Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Cherokee-Buena Vista- Ida-Cottonwood-Nobles-Jackson-Rock-Minnehaha-Lincoln- Including the cities of Spirit Lake, Hartley, Luverne, Larchwood, Mountain Lake, Harrisburg, Sheldon, Worthington, Jackson, Cherokee, George, Rock Valley, Hull, Spencer, Ida Grove, Windom, Holstein, Inwood, Hawarden, Orange City, Rock Rapids, Sioux Center, Canton, Arnolds Park, Lennox, Sioux Falls, Lakefield, Tea, Battle Creek, Storm Lake, Sanborn, Sibley, and Milford 850 AM CST Wed Feb 18 2026 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... * WHAT...West winds 30 to 35 mph with gusts up to 50 mph. * WHERE...Portions of northwest and west central Iowa, southwest Minnesota, and southeast South Dakota. * WHEN...Until 3 PM CST this afternoon. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong will make driving difficult, especially for high profile vehicles. Use extra caution. && $$ IAZ020-031-NEZ013-014-SDZ059>061-065-066-068>071-181800- /O.CON.KFSD.WI.Y.0003.000000T0000Z-260218T1800Z/ Plymouth-Woodbury-Dixon-Dakota-Davison-Hanson-McCook-Hutchinson- Turner-Bon Homme-Yankton-Clay-Union- Including the cities of Beresford, Centerville, Tabor, Le Mars, Mitchell, Salem, Parker, Tyndall, Chancellor, North Sioux City, South Sioux City, Clayton, Montrose, Elk Point, Emery, Sioux City, Allen, Alcester, Irene, Wakefield, Hurley, Freeman, Canistota, Menno, Jefferson, Avon, Ponca, Tripp, Viborg, Scotland, Parkston, Yankton, Vermillion, Springfield, Bridgewater, Alexandria, and Marion 850 AM CST Wed Feb 18 2026 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... * WHAT...West winds 25 to 30 mph with gusts up to 50 mph. * WHERE...Portions of northwest and west central Iowa, northeast Nebraska, and southeast South Dakota. * WHEN...Until noon CST today. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ SDZ050-063-064-181800- /O.CON.KFSD.WI.Y.0003.000000T0000Z-260218T1800Z/ Gregory-Charles Mix-Douglas- Including the cities of Armour, Burke, Corsica, Delmont, Wagner, Platte, Marty, Lake Andes, and Gregory 850 AM CST Wed Feb 18 2026 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... * WHAT...West winds 25 to 30 mph with gusts up to 50 mph. * WHERE...Charles Mix, Douglas, and Gregory Counties. * WHEN...Until noon CST today. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ Samet
633 WWUS73 KFSD 181811 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 1211 PM CST Wed Feb 18 2026 MNZ071-072-080-097-SDZ040-055-056-182100- /O.EXP.KFSD.HW.W.0003.000000T0000Z-260218T1800Z/ /O.CON.KFSD.WI.Y.0004.000000T0000Z-260218T2100Z/ Lincoln-Lyon-Murray-Pipestone-Brookings-Lake-Moody- Including the cities of Flandreau, Lake Benton, Brookings, Ivanhoe, Marshall, Pipestone, Madison, Orland, Fulda, Hendricks, Tyler, and Slayton 1211 PM CST Wed Feb 18 2026 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... ...HIGH WIND WARNING HAS EXPIRED... * WHAT...West winds 30 to 35 mph with gusts up to 50 mph. * WHERE...Portions of southwest Minnesota and east central South Dakota. * WHEN...Until 3 PM CST this afternoon. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ IAZ020-031-NEZ013-014-SDZ050-059>061-063>066-068>071-181915- /O.EXP.KFSD.WI.Y.0003.000000T0000Z-260218T1800Z/ Plymouth-Woodbury-Dixon-Dakota-Gregory-Davison-Hanson-McCook- Charles Mix-Douglas-Hutchinson-Turner-Bon Homme-Yankton-Clay- Union- Including the cities of Mitchell, Marty, Tripp, Delmont, Montrose, Tyndall, Le Mars, Parker, Marion, Springfield, North Sioux City, Bridgewater, Viborg, Beresford, Menno, Alcester, Parkston, Armour, Gregory, Centerville, Sioux City, Chancellor, South Sioux City, Wakefield, Canistota, Avon, Vermillion, Corsica, Wagner, Freeman, Irene, Burke, Emery, Alexandria, Salem, Clayton, Elk Point, Allen, Yankton, Hurley, Tabor, Platte, Ponca, Jefferson, Scotland, and Lake Andes 1211 PM CST Wed Feb 18 2026 ...WIND ADVISORY HAS EXPIRED... West winds will continue to gust to 35 to 45 mph at times through the afternoon. $$ SDZ038-039-052>054-057-058-181915- /O.EXP.KFSD.WI.Y.0004.000000T0000Z-260218T1800Z/ Beadle-Kingsbury-Jerauld-Sanborn-Miner-Brule-Aurora- Including the cities of Alpena, Woonsocket, Howard, Chamberlain, Kimball, White Lake, Plankinton, Stickney, De Smet, Huron, Lake Preston, Wessington Springs, and Arlington 1211 PM CST Wed Feb 18 2026 ...WIND ADVISORY HAS EXPIRED... West winds will continue to gust to 35 to 45 mph at times through the afternoon. $$ IAZ001>003-012>014-021-022-032-MNZ081-089-090-098-SDZ062-067-182100- /O.CON.KFSD.WI.Y.0003.000000T0000Z-260218T2100Z/ Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Cherokee-Buena Vista- Ida-Cottonwood-Nobles-Jackson-Rock-Minnehaha-Lincoln- Including the cities of Sibley, Sheldon, Rock Rapids, Jackson, Cherokee, George, Battle Creek, Spencer, Sanborn, Lennox, Arnolds Park, Larchwood, Spirit Lake, Milford, Harrisburg, Canton, Hawarden, Rock Valley, Sioux Center, Holstein, Lakefield, Inwood, Storm Lake, Orange City, Luverne, Windom, Tea, Mountain Lake, Hartley, Sioux Falls, Hull, Ida Grove, and Worthington 1211 PM CST Wed Feb 18 2026 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... * WHAT...West winds 30 to 35 mph with gusts up to 50 mph. * WHERE...Portions of northwest and west central Iowa, southwest Minnesota, and southeast South Dakota. * WHEN...Until 3 PM CST this afternoon. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ Weisser
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 17, 10:06 PM CST | Red Flag Warning | FSD | Jackson, Nobles, Rock | 20 hr |
| Feb 18, 4:37 AM CST | Wind Advisory | FSD | Lincoln, Lyon, Murray, Pipestone | 10 hr |
| Feb 18, 8:13 AM CST | Winter Weather Advisory | FSD | Cottonwood, Lincoln, Lyon, Murray | 5 hr |
| Feb 18, 12:59 PM CST | Winter Weather Advisory | FSD | Bon Homme, Charles Mix, Clay, Gregory, Union, Yankton | 35 hr |
Nearby
High Wind Warnings in South Dakota, 2026High Wind Warnings in Minnesota, 2026Every high wind warning in 2026
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.