Alert archive / Minnesota / Winter Storm Watches in 2021
Winter Storm Watch 3, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this winter storm watch at Mar 13, 2021, 3:24 AM CST for 6 counties in Iowa; 8 counties in Minnesota; Brookings County, Moody County, South Dakota. It took effect at Mar 14, 2021, 10:00 PM CDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Mar 13, 2021, 3:24 AM CST (09:24 UTC)
- In effect from
- Mar 14, 2021, 10:00 PM CDT
- Expired
- Mar 14, 2021, 4:03 AM CDT
- In force
- Issued by
- NWS Sioux Falls, SD
Counties Buena Vista County, IA, Clay County, IA, Dickinson County, IA, Lyon County, IA, O'Brien County, IA, Osceola 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, Brookings County, SD, Moody County, SD
The radar
The Sioux Falls radar (KFSD), 76 km from the middle of the area, began a volume at 09:27 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
Minneapolis, MN (KMPX), launched 00:00Z, 9.4 hours before the alert went out and 216 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
- 1554 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 82 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
866 WWUS43 KFSD 130924 WSWFSD URGENT - WINTER WEATHER MESSAGE National Weather Service Sioux Falls SD 324 AM CST Sat Mar 13 2021 IAZ001>003-013-014-MNZ071-072-080-081-089-090-097-098-SDZ040-056- 132100- /O.NEW.KFSD.WS.A.0003.210315T0300Z-210315T1800Z/ Lyon-Osceola-Dickinson-O'Brien-Clay-Lincoln-Murray-Cottonwood- Nobles-Jackson-Pipestone-Rock-Brookings-Moody- 324 AM CST Sat Mar 13 2021 ...WINTER STORM WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY AFTERNOON... * WHAT...Heavy snow possible. Total snow accumulations of 5 to 7 inches possible. * WHERE...Portions of east central South Dakota, northwest Iowa and southwest Minnesota. This includes the tribal lands of the Flandreau Santee Sioux Tribal Nation. * WHEN...From Sunday evening through Monday afternoon. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Monday morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. && $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
5 follow-up statements
132 WWUS43 KFSD 130935 WSWFSD URGENT - WINTER WEATHER MESSAGE National Weather Service Sioux Falls SD 335 AM CST Sat Mar 13 2021 IAZ022-132100- /O.EXA.KFSD.WS.A.0003.210315T0300Z-210315T1800Z/ Buena Vista- 335 AM CST Sat Mar 13 2021 ...WINTER STORM WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY AFTERNOON... * WHAT...Heavy snow possible. Total snow accumulations of 4 to 7 inches possible. Winds could gust as high as 35 mph. * WHERE...Buena Vista County. * WHEN...From Sunday evening through Monday afternoon. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Monday morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. && $$ IAZ001>003-013-014-MNZ071-072-080-081-089-090-097-098-SDZ040-056- 132100- /O.CON.KFSD.WS.A.0003.210315T0300Z-210315T1800Z/ Lyon-Osceola-Dickinson-O'Brien-Clay-Lincoln-Murray-Cottonwood- Nobles-Jackson-Pipestone-Rock-Brookings-Moody- 335 AM CST Sat Mar 13 2021 ...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY AFTERNOON... * WHAT...Heavy snow possible. Total snow accumulations of 5 to 7 inches possible. * WHERE...Portions of east central South Dakota, northwest Iowa and southwest Minnesota. This includes the tribal lands of the Flandreau Santee Sioux Tribal Nation. * WHEN...From Sunday evening through Monday afternoon. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Monday morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. && $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
664 WWUS43 KFSD 131549 WSWFSD URGENT - WINTER WEATHER MESSAGE National Weather Service Sioux Falls SD 949 AM CST Sat Mar 13 2021 IAZ001>003-013-014-022-MNZ071-072-080-081-089-090-097-098-SDZ040- 056-140000- /O.CON.KFSD.WS.A.0003.210315T0300Z-210315T1800Z/ Lyon-Osceola-Dickinson-O'Brien-Clay-Buena Vista-Lincoln-Murray- Cottonwood-Nobles-Jackson-Pipestone-Rock-Brookings-Moody- 949 AM CST Sat Mar 13 2021 ...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY AFTERNOON... * WHAT...Heavy snow possible. Total snow accumulations of 4 to 7 inches possible. * WHERE...Portions of east central South Dakota, northwest Iowa and southwest Minnesota. This includes the tribal lands of the Flandreau Santee Sioux Tribal Nation. * WHEN...From Sunday evening through Monday afternoon. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. && $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
800 WWUS43 KFSD 132121 WSWFSD URGENT - WINTER WEATHER MESSAGE National Weather Service Sioux Falls SD 321 PM CST Sat Mar 13 2021 IAZ001>003-013-014-022-MNZ071-072-080-081-089-090-097-098-SDZ040- 056-141000- /O.CON.KFSD.WS.A.0003.210315T0300Z-210315T1800Z/ Lyon-Osceola-Dickinson-O'Brien-Clay-Buena Vista-Lincoln-Murray- Cottonwood-Nobles-Jackson-Pipestone-Rock-Brookings-Moody- 321 PM CST Sat Mar 13 2021 ...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY AFTERNOON... * WHAT...Heavy snow possible. Total snow accumulations of 4 to 8 inches possible. Winds could gust as high as 35 mph. * WHERE...Portions of east central South Dakota, northwest Iowa and southwest Minnesota. This includes the tribal lands of the Flandreau Santee Sioux Tribal Nation. * WHEN...From Sunday evening through Monday afternoon. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. && $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
088 WWUS43 KFSD 140343 WSWFSD URGENT - WINTER WEATHER MESSAGE National Weather Service Sioux Falls SD 943 PM CST Sat Mar 13 2021 IAZ001>003-013-014-022-MNZ071-072-080-081-089-090-097-098-SDZ040- 056-141200- /O.CON.KFSD.WS.A.0003.210315T0300Z-210315T1800Z/ Lyon-Osceola-Dickinson-O'Brien-Clay-Buena Vista-Lincoln-Murray- Cottonwood-Nobles-Jackson-Pipestone-Rock-Brookings-Moody- 943 PM CST Sat Mar 13 2021 ...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY AFTERNOON... * WHAT...Heavy snow possible. Total snow accumulations of 4 to 8 inches possible. Winds could gust as high as 35 mph. * WHERE...Portions of east central South Dakota, northwest Iowa and southwest Minnesota. This includes the tribal lands of the Flandreau Santee Sioux Tribal Nation. * WHEN...From Sunday evening through Monday afternoon. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. && $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
554 WWUS43 KFSD 140903 WSWFSD URGENT - WINTER WEATHER MESSAGE National Weather Service Sioux Falls SD 403 AM CDT Sun Mar 14 2021 IAZ002-003-014-022-MNZ071-072-080-081-089-090-097-SDZ040-056- 142100- /O.UPG.KFSD.WS.A.0003.210315T0300Z-210315T1800Z/ /O.NEW.KFSD.WS.W.0002.210315T0600Z-210315T2100Z/ Osceola-Dickinson-Clay-Buena Vista-Lincoln-Lyon-Murray-Cottonwood- Nobles-Jackson-Pipestone-Brookings-Moody- 403 AM CDT Sun Mar 14 2021 ...WINTER STORM WARNING IN EFFECT FROM 1 AM TO 4 PM CDT MONDAY... * WHAT...Heavy snow expected. Total snow accumulations of 5 to 8 inches. Winds gusting as high as 30 mph in snow. * WHERE...Portions of east central South Dakota, northwest Iowa and southwest Minnesota. This includes the tribal lands of the Flandreau Santee Sioux Tribal Nation. * WHEN...From 1 AM to 4 PM CDT Monday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ001-013-MNZ098-142100- /O.UPG.KFSD.WS.A.0003.210315T0300Z-210315T1800Z/ /O.NEW.KFSD.WS.W.0002.210315T0300Z-210315T1800Z/ Lyon-O'Brien-Rock- 403 AM CDT Sun Mar 14 2021 ...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 1 PM CDT MONDAY... * WHAT...Heavy snow expected. Total snow accumulations of 5 to 8 inches. Winds gusting as high as 35 mph in snow. * WHERE...In Iowa, Lyon and O'Brien Counties. In Minnesota, Rock County. * WHEN...From 10 PM this evening to 1 PM CDT Monday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ012-021-SDZ039-055-062-067-142100- /O.NEW.KFSD.WS.W.0002.210315T0300Z-210315T1800Z/ Sioux-Cherokee-Kingsbury-Lake-Minnehaha-Lincoln- 403 AM CDT Sun Mar 14 2021 ...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 1 PM CDT MONDAY... * WHAT...Heavy snow expected. Total snow accumulations of 5 to 8 inches. Winds gusting as high as 30 mph during snow. * WHERE...Portions of east central and southeast South Dakota and northwest Iowa. * WHEN...From 10 PM this evening to 1 PM CDT Monday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ SDZ050-142100- /O.NEW.KFSD.WW.Y.0011.210314T2100Z-210315T1800Z/ Gregory- 403 AM CDT Sun Mar 14 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 1 PM CDT MONDAY... * WHAT...Snow expected. Total snow accumulations of 2 to 7 inches. Winds gusting as high as 45 mph. * WHERE...Gregory County. * WHEN...From 4 PM this afternoon to 1 PM CDT Monday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning commute. Gusty winds could bring down tree branches. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ SDZ052-057>059-063>065-068-142100- /O.NEW.KFSD.WW.Y.0011.210315T0000Z-210315T1800Z/ Jerauld-Brule-Aurora-Davison-Charles Mix-Douglas-Hutchinson- Bon Homme- 403 AM CDT Sun Mar 14 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT MONDAY... * WHAT...Snow expected. Total snow accumulations of 2 to 5 inches. Winds gusting as high as 45 mph this afternoon. * WHERE...Portions of central, south central and southeast South Dakota. This includes the tribal lands of the Yankton Sioux Tribal Nation. * WHEN...From 7 PM this evening to 1 PM CDT Monday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. Gusty winds could bring down tree branches. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ SDZ038-053-054-060-061-142100- /O.NEW.KFSD.WW.Y.0011.210315T0300Z-210315T1800Z/ Beadle-Sanborn-Miner-Hanson-McCook- 403 AM CDT Sun Mar 14 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 1 PM CDT MONDAY... * WHAT...Snow expected. Total snow accumulations of 2 to 5 inches. Winds gusting as high as 30 mph in snow. * WHERE...Beadle, Sanborn, Miner, Hanson and McCook Counties. * WHEN...From 10 PM this evening to 1 PM CDT Monday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ020-031-032-NEZ013-014-SDZ066-069>071-142100- /O.NEW.KFSD.WW.Y.0011.210315T0300Z-210315T1800Z/ Plymouth-Woodbury-Ida-Dixon-Dakota-Turner-Yankton-Clay-Union- 403 AM CDT Sun Mar 14 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 1 PM CDT MONDAY... * WHAT...Snow expected. Total snow accumulations of 2 to 4 inches. Winds gusting as high as 30 mph in snow. * WHERE...Portions of southeast South Dakota, northeast Nebraska and northwest and west central Iowa. * WHEN...From 10 PM this evening to 1 PM CDT Monday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. Gusty winds could bring down tree branches. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ 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 |
|---|---|---|---|---|
| Mar 13, 3:18 PM CST | Wind Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 26 hr |
Nearby
Winter Storm Watches in Minnesota, 2021Winter Storm Watches in Iowa, 2021Winter Storm Watches in South Dakota, 2021Every winter storm watch 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.