Alert archive / South Dakota / Wind Chill Advisories in 2021
Wind Chill Advisory 5, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this wind chill advisory at Feb 12, 2021, 2:09 PM CST for 4 states. It took effect at Feb 13, 2021, 12:00 AM CST. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Feb 12, 2021, 2:09 PM CST (20:09 UTC)
- In effect from
- Feb 13, 2021, 12:00 AM CST
- Expired
- Feb 13, 2021, 12:00 PM CST
- In force
- 12 hr
- Issued by
- NWS Sioux Falls, SD
All 45 counties
Buena Vista County, IA, Cherokee County, IA, Clay County, IA, Dickinson County, IA, Ida County, IA, Lyon County, IA, O'Brien County, IA, Osceola County, IA, Plymouth County, IA, Sioux County, IA, Woodbury County, IA, Cottonwood County, MN, Jackson County, MN, Lincoln County, MN, Lyon County, MN, Murray County, MN, Nobles County, MN, Pipestone County, MN, Rock County, MN, Dakota County, NE, Dixon County, NE, Aurora County, SD, Beadle County, SD, Bon Homme County, SD, Brookings County, SD, Brule County, SD, Charles Mix County, SD, Clay County, SD, Davison County, SD, Douglas County, SD, Gregory County, SD, Hanson County, SD, Hutchinson County, SD, Jerauld County, SD, Kingsbury County, SD, Lake County, SD, Lincoln County, SD, McCook County, SD, Miner County, SD, Minnehaha County, SD, Moody County, SD, Sanborn County, SD, Turner County, SD, Union County, SD, Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 16 km from the middle of the area, began a volume at 19:51 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 nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 8.2 hours before the alert went out and 202 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
- 1108 m above ground
- 0-6 km bulk shear
- 124 kt
- 0-1 km storm-relative helicity
- -100 m²/s²
- 0-3 km storm-relative helicity
- 19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
970 WWUS43 KFSD 122009 WSWFSD URGENT - WINTER WEATHER MESSAGE National Weather Service Sioux Falls SD 209 PM CST Fri Feb 12 2021 IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ038>040-053>056-060>062-065>071-131200- /O.NEW.KFSD.WC.Y.0005.210213T0600Z-210213T1800Z/ /O.NEW.KFSD.WC.A.0001.210214T0300Z-210216T1800Z/ Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson- Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-Brookings-Sanborn- Miner-Lake-Moody-Hanson-McCook-Minnehaha-Hutchinson-Turner- Bon Homme-Yankton-Union- 209 PM CST Fri Feb 12 2021 ...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO NOON CST SATURDAY... ...WIND CHILL WATCH IN EFFECT FROM SATURDAY EVENING THROUGH TUESDAY MORNING... * WHAT...For the Wind Chill Advisory, very cold wind chills expected. Wind chills as low as 25 below zero. For the Wind Chill Watch, dangerously cold wind chills possible. Wind chills as low as 45 below zero. * WHERE...Portions of east central and southeast South Dakota, northeast Nebraska, northwest and west central Iowa and southwest Minnesota. This includes the tribal lands of the Flandreau Santee Sioux Tribal Nation. * WHEN...For the Wind Chill Advisory, from midnight tonight to noon CST Saturday. For the Wind Chill Watch, from Saturday evening through Tuesday morning. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Monitor the latest forecasts for updates on this situation. && $$ SDZ050-052-057>059-063-064-131200- /O.NEW.KFSD.WC.Y.0005.210213T0600Z-210213T1800Z/ Gregory-Jerauld-Brule-Aurora-Davison-Charles Mix-Douglas- 209 PM CST Fri Feb 12 2021 ...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO NOON CST SATURDAY... * WHAT...Very cold wind chills expected. Wind chills as low as 25 below zero. * WHERE...Portions of central, south central and southeast South Dakota. This includes the tribal lands of the Yankton Sioux Tribal Nation. * WHEN...From midnight tonight to noon CST Saturday. * IMPACTS...The cold wind chills could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
3 follow-up statements
041 WWUS43 KFSD 130248 WSWFSD URGENT - WINTER WEATHER MESSAGE National Weather Service Sioux Falls SD 848 PM CST Fri Feb 12 2021 IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ038>040-053>056-060>062-065>071-131100- /O.CON.KFSD.WC.Y.0005.210213T0600Z-210213T1800Z/ /O.CON.KFSD.WC.A.0001.210214T0300Z-210216T1800Z/ Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson- Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-Brookings-Sanborn- Miner-Lake-Moody-Hanson-McCook-Minnehaha-Hutchinson-Turner- Bon Homme-Yankton-Union- 848 PM CST Fri Feb 12 2021 ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO NOON CST SATURDAY... ...WIND CHILL WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH TUESDAY MORNING... * WHAT...For the Wind Chill Advisory, very cold wind chills expected. Wind chills as low as 25 below zero. For the Wind Chill Watch, dangerously cold wind chills possible. Wind chills as low as 45 below zero. * WHERE...Portions of east central and southeast South Dakota, northeast Nebraska, northwest and west central Iowa and southwest Minnesota. This includes the tribal lands of the Flandreau Santee Sioux Tribal Nation. * WHEN...For the Wind Chill Advisory, from midnight tonight to noon CST Saturday. For the Wind Chill Watch, from Saturday evening through Tuesday morning. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Monitor the latest forecasts for updates on this situation. && $$ SDZ050-052-057>059-063-064-131100- /O.CON.KFSD.WC.Y.0005.210213T0600Z-210213T1800Z/ Gregory-Jerauld-Brule-Aurora-Davison-Charles Mix-Douglas- 848 PM CST Fri Feb 12 2021 ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO NOON CST SATURDAY... * WHAT...Very cold wind chills expected. Wind chills as low as 25 below zero. * WHERE...Portions of central, south central and southeast South Dakota. This includes the tribal lands of the Yankton Sioux Tribal Nation. * WHEN...From midnight tonight to noon CST Saturday. * IMPACTS...The cold wind chills could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
648 WWUS43 KFSD 130935 WSWFSD URGENT - WINTER WEATHER MESSAGE National Weather Service Sioux Falls SD 335 AM CST Sat Feb 13 2021 IAZ001>003-012>014-021-022-032-MNZ071-072-080-081-089-090-097-098- SDZ038>040-053>056-060>062-065>067-131800- /O.NEW.KFSD.WC.W.0001.210214T0300Z-210214T1800Z/ /O.EXT.KFSD.WC.A.0001.210214T1800Z-210216T1800Z/ /O.CON.KFSD.WC.Y.0005.000000T0000Z-210213T1800Z/ Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Cherokee-Buena Vista- Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock- Beadle-Kingsbury-Brookings-Sanborn-Miner-Lake-Moody-Hanson-McCook- Minnehaha-Hutchinson-Turner- 335 AM CST Sat Feb 13 2021 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... ...WIND CHILL WARNING IN EFFECT FROM 9 PM THIS EVENING TO NOON CST SUNDAY... ...WIND CHILL WATCH NOW IN EFFECT FROM SUNDAY AFTERNOON THROUGH TUESDAY MORNING... * WHAT...For the Wind Chill Warning, dangerously cold wind chills expected. Wind chills as low as 45 below zero. For the Wind Chill Advisory, very cold wind chills. Wind chills as low as 25 below zero. For the Wind Chill Watch, dangerously cold wind chills possible. Wind chills as low as 40 below zero. * WHERE...Portions of east central and southeast South Dakota, northwest and west central Iowa and southwest Minnesota. This includes the tribal lands of the Flandreau Santee Sioux Tribal Nation. * WHEN...For the Wind Chill Warning, from 9 PM this evening to noon CST Sunday. For the Wind Chill Advisory, until noon CST today. For the Wind Chill Watch, from Sunday afternoon through Tuesday morning. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid outside activities if possible. When outside, make sure you wear appropriate clothing, a hat, and gloves. Monitor the latest forecasts for updates on this situation. && $$ SDZ052-058-059-064-131800- /O.NEW.KFSD.WC.W.0001.210214T0300Z-210214T1800Z/ /O.EXB.KFSD.WC.A.0001.210214T1800Z-210216T1800Z/ /O.CON.KFSD.WC.Y.0005.000000T0000Z-210213T1800Z/ Jerauld-Aurora-Davison-Douglas- 335 AM CST Sat Feb 13 2021 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... ...WIND CHILL WARNING IN EFFECT FROM 9 PM THIS EVENING TO NOON CST SUNDAY... ...WIND CHILL WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH TUESDAY MORNING... * WHAT...For the Wind Chill Warning, dangerously cold wind chills expected. Wind chills as low as 40 below zero. For the Wind Chill Advisory, very cold wind chills. Wind chills as low as 25 below zero. For the Wind Chill Watch, dangerously cold wind chills possible. Wind chills as low as 40 below zero. * WHERE...Jerauld, Aurora, Davison and Douglas Counties. * WHEN...For the Wind Chill Warning, from 9 PM this evening to noon CST Sunday. For the Wind Chill Advisory, until noon CST today. For the Wind Chill Watch, from Sunday afternoon through Tuesday morning. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid outside activities if possible. When outside, make sure you wear appropriate clothing, a hat, and gloves. Monitor the latest forecasts for updates on this situation. && $$ IAZ020-031-NEZ013-014-SDZ068>071-131800- /O.NEW.KFSD.WC.Y.0006.210214T0300Z-210214T1800Z/ /O.EXT.KFSD.WC.A.0001.210214T1800Z-210216T1800Z/ /O.CON.KFSD.WC.Y.0005.000000T0000Z-210213T1800Z/ Plymouth-Woodbury-Dixon-Dakota-Bon Homme-Yankton-Clay-Union- 335 AM CST Sat Feb 13 2021 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... ...WIND CHILL ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO NOON CST SUNDAY... ...WIND CHILL WATCH NOW IN EFFECT FROM SUNDAY AFTERNOON THROUGH TUESDAY MORNING... * WHAT...For the first Wind Chill Advisory, very cold wind chills as low as 20 below zero. For the second Wind Chill Advisory, very cold wind chills expected as low as 35 below zero. For the Wind Chill Watch, dangerously cold wind chills possible. Wind chills as low as 40 below zero. * WHERE...Portions of southeast South Dakota, northeast Nebraska and northwest and west central Iowa. * WHEN...For the first Wind Chill Advisory, until noon CST today. For the second Wind Chill Advisory, from 9 PM this evening to noon CST Sunday. For the Wind Chill Watch, from Sunday afternoon through Tuesday morning. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Monitor the latest forecasts for updates on this situation. && $$ SDZ050-057-063-131800- /O.NEW.KFSD.WC.Y.0006.210214T0300Z-210214T1800Z/ /O.EXB.KFSD.WC.A.0001.210214T1800Z-210216T1800Z/ /O.CON.KFSD.WC.Y.0005.000000T0000Z-210213T1800Z/ Gregory-Brule-Charles Mix- 335 AM CST Sat Feb 13 2021 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... ...WIND CHILL ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO NOON CST SUNDAY... ...WIND CHILL WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH TUESDAY MORNING... * WHAT...For the first Wind Chill Advisory, very cold wind chills. Wind chills as low as 25 below zero. For the second Wind Chill Advisory, very cold wind chills expected. Wind chills as low as 35 below zero. For the Wind Chill Watch, dangerously cold wind chills possible. Wind chills as low as 40 below zero. * WHERE...Gregory, Brule and Charles Mix Counties. This includes the tribal lands of the Yankton Sioux Tribal Nation. * WHEN...For the first Wind Chill Advisory, until noon CST today. For the second Wind Chill Advisory, from 9 PM this evening to noon CST Sunday. For the Wind Chill Watch, from Sunday afternoon through Tuesday morning. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Monitor the latest forecasts for updates on this situation. && $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
293 WWUS43 KFSD 131749 WSWFSD URGENT - WINTER WEATHER MESSAGE National Weather Service Sioux Falls SD 1149 AM CST Sat Feb 13 2021 IAZ001>003-012>014-021-022-032-MNZ071-072-080-081-089-090-097-098- SDZ038>040-052>056-058>062-064>067-140615- /O.EXP.KFSD.WC.Y.0005.000000T0000Z-210213T1800Z/ /O.CON.KFSD.WC.W.0001.210214T0300Z-210214T1800Z/ /O.CON.KFSD.WC.A.0001.210214T1800Z-210216T1800Z/ Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Cherokee-Buena Vista- Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock- Beadle-Kingsbury-Brookings-Jerauld-Sanborn-Miner-Lake-Moody- Aurora-Davison-Hanson-McCook-Minnehaha-Douglas-Hutchinson-Turner- 1149 AM CST Sat Feb 13 2021 ...WIND CHILL WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON CST SUNDAY... ...WIND CHILL WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH TUESDAY MORNING... ...WIND CHILL ADVISORY WILL EXPIRE AT NOON CST TODAY... * WHAT...For the Wind Chill Warning, dangerously cold wind chills expected. Wind chills as low as 45 below zero. For the Wind Chill Watch, dangerously cold wind chills possible. Wind chills as low as 45 below zero. * WHERE...Portions of central, east central, south central and southeast South Dakota, northwest and west central Iowa and southwest Minnesota. This includes the tribal lands of the Flandreau Santee Sioux Tribal Nation. * WHEN...For the Wind Chill Warning, from 9 PM this evening to noon CST Sunday. For the Wind Chill Watch, from Sunday afternoon through Tuesday morning. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid outside activities if possible. When outside, make sure you wear appropriate clothing, a hat, and gloves. Monitor the latest forecasts for updates on this situation. && $$ IAZ020-031-NEZ013-014-SDZ050-057-063-068>071-140615- /O.EXP.KFSD.WC.Y.0005.000000T0000Z-210213T1800Z/ /O.CON.KFSD.WC.Y.0006.210214T0300Z-210214T1800Z/ /O.CON.KFSD.WC.A.0001.210214T1800Z-210216T1800Z/ Plymouth-Woodbury-Dixon-Dakota-Gregory-Brule-Charles Mix- Bon Homme-Yankton-Clay-Union- 1149 AM CST Sat Feb 13 2021 ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON CST SUNDAY... ...WIND CHILL WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH TUESDAY MORNING... ...WIND CHILL ADVISORY WILL EXPIRE AT NOON CST TODAY... * WHAT...For the Wind Chill Advisory, very cold wind chills expected. Wind chills as low as 35 below zero. For the Wind Chill Watch, dangerously cold wind chills possible. Wind chills as low as 40 below zero. * WHERE...Portions of south central and southeast South Dakota, northeast Nebraska and northwest and west central Iowa. This includes the tribal lands of the Yankton Sioux Tribal Nation. * WHEN...For the Wind Chill Advisory, from 9 PM this evening to noon CST Sunday. For the Wind Chill Watch, from Sunday afternoon through Tuesday morning. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Monitor the latest forecasts for updates on this situation. && $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 12, 2:09 PM CST | Wind Chill Watch | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 61 hr |
Nearby
Wind Chill Advisories in South Dakota, 2021Wind Chill Advisories in Iowa, 2021Wind Chill Advisories in Minnesota, 2021Every wind chill advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.