Alert archive / South Dakota / Winter Storm Warnings in 2021
Winter Storm Warning 1, NWS Aberdeen, SD
NWS Aberdeen, SD issued this winter storm warning at Mar 10, 2021, 2:29 AM CST for 8 counties in South Dakota; Big Stone County, Traverse County, Minnesota. It took effect at Mar 10, 2021, 12:00 PM CST. It was in force for 12 hr. 4 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
- Mar 10, 2021, 2:29 AM CST (08:29 UTC)
- In effect from
- Mar 10, 2021, 12:00 PM CST
- Expired
- Mar 10, 2021, 11:48 PM CST
- In force
- 12 hr
- Issued by
- NWS Aberdeen, SD
Counties Big Stone County, MN, Traverse County, MN, Clark County, SD, Codington County, SD, Day County, SD, Deuel County, SD, Grant County, SD, Hamlin County, SD, Marshall County, SD, Roberts County, SD
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 10, 4:00 PM CST | SNOW 2 | Clark, SD | ESTIMATED 2 INCHES OF SNOW. ALSO, VISIBILITY UNDER 100 YARDS WITH BLOWING SNOW. |
| Mar 10, 5:15 PM CST | SNOW 2.3 | 1 N Kidder, SD | |
| Mar 10, 6:00 PM CST | SNOW 5 | 2 W Milbank, SD | REPORT FROM SOCIAL MEDIA. |
| Mar 10, 8:00 PM CST | HEAVY SNOW 6.8 | Watertown, SD |
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, 8.5 hours before the alert went out and 112 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
- 1597 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- -80 m²/s²
- 0-3 km storm-relative helicity
- -90 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
693 WWUS43 KABR 100829 WSWABR URGENT - WINTER WEATHER MESSAGE National Weather Service Aberdeen SD 229 AM CST Wed Mar 10 2021 SDZ007-008-011-019>023-101630- /O.UPG.KABR.WW.Y.0006.210310T1800Z-210311T0600Z/ /O.NEW.KABR.WS.W.0001.210310T1800Z-210311T0600Z/ Marshall-Roberts-Day-Clark-Codington-Grant-Hamlin-Deuel- Including the cities of Britton, Sisseton, Webster, Clark, Watertown, Milbank, Hayti, and Clear Lake 229 AM CST Wed Mar 10 2021 ...WINTER STORM WARNING IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT... * WHAT...Heavy snow expected. Total snow accumulations of 5 to 9 inches. Winds gusting as high as 35 mph. * WHERE...Portions of northeast South Dakota. * WHEN...From noon today to midnight CST tonight. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the 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 can be obtained by calling 5 1 1. && $$ SDZ010-016-101630- /O.EXA.KABR.WW.Y.0006.210310T1200Z-210311T0600Z/ Edmunds-Potter- Including the cities of Ipswich and Gettysburg 229 AM CST Wed Mar 10 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM THIS MORNING TO MIDNIGHT CST TONIGHT... * WHAT...Snow expected. Total snow accumulations of 2 to 4 inches. * WHERE...Edmunds and Potter Counties. * WHEN...From 6 AM this morning to midnight CST tonight. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$ SDZ017-033>037-045-048-051-101630- /O.CON.KABR.WW.Y.0006.210310T1200Z-210311T0600Z/ Faulk-Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo- Including the cities of Faulkton, Fort Pierre, Onida, Pierre, Highmore, Miller, Murdo, Kennebec, and Fort Thompson 229 AM CST Wed Mar 10 2021 /129 AM MST Wed Mar 10 2021/ ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM CST /5 AM MST/ THIS MORNING TO MIDNIGHT CST /11 PM MST/ TONIGHT... * WHAT...Snow expected. Total snow accumulations of 3 to 5 inches. * WHERE...Portions of central and north central South Dakota. * WHEN...From 6 AM CST /5 AM MST/ this morning to midnight CST /11 PM MST/ tonight. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$ MNZ039-046-SDZ006-018-101630- /O.CON.KABR.WW.Y.0006.210310T1800Z-210311T0600Z/ Traverse-Big Stone-Brown-Spink- Including the cities of Wheaton, Ortonville, Aberdeen, and Redfield 229 AM CST Wed Mar 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT... * WHAT...Snow expected. Total snow accumulations of 3 to 5 inches. Winds gusting as high as 35 mph. * WHERE...In South Dakota, Brown and Spink Counties. In Minnesota, Big Stone and Traverse Counties. * WHEN...From noon today to midnight CST tonight. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. In Minnesota, the latest road conditions can be obtained at 511mn.org, or by calling 5 1 1. In South Dakota, the latest road conditions can be obtained by calling 5 1 1. && $$
4 follow-up statements
415 WWUS43 KABR 101617 WSWABR URGENT - WINTER WEATHER MESSAGE National Weather Service Aberdeen SD 1017 AM CST Wed Mar 10 2021 SDZ007-008-011-019>023-110030- /O.CON.KABR.WS.W.0001.210310T1800Z-210311T0600Z/ Marshall-Roberts-Day-Clark-Codington-Grant-Hamlin-Deuel- Including the cities of Britton, Sisseton, Webster, Clark, Watertown, Milbank, Hayti, and Clear Lake 1017 AM CST Wed Mar 10 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...Heavy snow expected. Total snow accumulations of 4 to 8 inches. Winds gusting as high as 40 mph. * WHERE...Portions of northeast South Dakota. * WHEN...Until midnight CST tonight. * IMPACTS...Travel could be very difficult. Patchy blowing snow could significantly reduce visibility this evening. The hazardous conditions could impact the 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 can be obtained by calling 5 1 1. && $$ SDZ017-033>037-045-048-051-110030- /O.CON.KABR.WW.Y.0006.000000T0000Z-210311T0600Z/ Faulk-Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo- Including the cities of Faulkton, Fort Pierre, Onida, Pierre, Highmore, Miller, Murdo, Kennebec, and Fort Thompson 1017 AM CST Wed Mar 10 2021 /917 AM MST Wed Mar 10 2021/ ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST /11 PM MST/ TONIGHT... * WHAT...Snow. Additional snow accumulations of 3 to 5 inches. Winds gusting as high as 35 mph. * WHERE...Portions of central and north central South Dakota. * WHEN...Until midnight CST /11 PM MST/ tonight. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$ MNZ039-046-SDZ006-018-110030- /O.CON.KABR.WW.Y.0006.210310T1800Z-210311T0600Z/ Traverse-Big Stone-Brown-Spink- Including the cities of Wheaton, Ortonville, Aberdeen, and Redfield 1017 AM CST Wed Mar 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...Snow expected. Total snow accumulations of 3 to 5 inches. Winds gusting as high as 35 mph. * WHERE...In South Dakota, Brown and Spink Counties. In Minnesota, Big Stone and Traverse Counties. * WHEN...Until midnight CST tonight. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. In Minnesota, the latest road conditions can be obtained at 511mn.org, or by calling 5 1 1. In South Dakota, the latest road conditions can be obtained by calling 5 1 1. && $$ SDZ010-016-110030- /O.CON.KABR.WW.Y.0006.000000T0000Z-210311T0600Z/ Edmunds-Potter- Including the cities of Ipswich and Gettysburg 1017 AM CST Wed Mar 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...Snow. Additional snow accumulations of 2 to 4 inches. * WHERE...Edmunds and Potter Counties. * WHEN...Until midnight CST tonight. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$ Dorn
574 WWUS43 KABR 101921 WSWABR URGENT - WINTER WEATHER MESSAGE National Weather Service Aberdeen SD 121 PM CST Wed Mar 10 2021 MNZ039-046-110330- /O.UPG.KABR.WW.Y.0006.000000T0000Z-210311T0600Z/ /O.EXB.KABR.WS.W.0001.000000T0000Z-210311T1200Z/ Traverse-Big Stone- Including the cities of Wheaton and Ortonville 121 PM CST Wed Mar 10 2021 ...WINTER STORM WARNING IN EFFECT UNTIL 6 AM CST THURSDAY... * WHAT...Heavy snow. Storm total snow accumulations of 5 to 7 inches. Winds gusting as high as 35 mph. * WHERE...Traverse and Big Stone Counties. * WHEN...Until 6 AM CST Thursday. * IMPACTS...Travel could be very difficult. Patchy blowing snow could significantly reduce visibility. The hazardous conditions could impact the 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 can be obtained at 511mn.org, or by calling 5 1 1. && $$ SDZ007-008-011-019>023-110330- /O.EXT.KABR.WS.W.0001.000000T0000Z-210311T1200Z/ Marshall-Roberts-Day-Clark-Codington-Grant-Hamlin-Deuel- Including the cities of Britton, Sisseton, Webster, Clark, Watertown, Milbank, Hayti, and Clear Lake 121 PM CST Wed Mar 10 2021 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 6 AM CST THURSDAY... * WHAT...Heavy mixed precipitation. Additional snow accumulations of 4 to 6 inches expected and ice accumulations of a light glaze possible. Winds gusting as high as 35 mph. * WHERE...Portions of northeast South Dakota. * WHEN...Until 6 AM CST Thursday. * IMPACTS...Travel could be very difficult. Patchy blowing snow could significantly reduce visibility. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$ SDZ017-033>037-045-048-051-110330- /O.CON.KABR.WW.Y.0006.000000T0000Z-210311T0600Z/ Faulk-Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo- Including the cities of Faulkton, Fort Pierre, Onida, Pierre, Highmore, Miller, Murdo, Kennebec, and Fort Thompson 121 PM CST Wed Mar 10 2021 /1221 PM MST Wed Mar 10 2021/ ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST /11 PM MST/ TONIGHT... * WHAT...Snow. Additional snow accumulations of 2 to 4 inches. Winds gusting as high as 35 mph. * WHERE...Portions of central and north central South Dakota. * WHEN...Until midnight CST /11 PM MST/ tonight. * IMPACTS...Plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$ SDZ006-018-110330- /O.CON.KABR.WW.Y.0006.000000T0000Z-210311T0600Z/ Brown-Spink- Including the cities of Aberdeen and Redfield 121 PM CST Wed Mar 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...Snow. Additional snow accumulations of 3 to 5 inches. Winds gusting as high as 35 mph. * WHERE...Brown and Spink Counties. * WHEN...Until midnight CST tonight. * IMPACTS...Plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$ SDZ010-016-110330- /O.CON.KABR.WW.Y.0006.000000T0000Z-210311T0600Z/ Edmunds-Potter- Including the cities of Ipswich and Gettysburg 121 PM CST Wed Mar 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...Snow. Additional snow accumulations of 2 to 4 inches. * WHERE...Edmunds and Potter Counties. * WHEN...Until midnight CST tonight. * IMPACTS...Plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$ Dorn
489 WWUS43 KABR 110213 WSWABR URGENT - WINTER WEATHER MESSAGE National Weather Service Aberdeen SD 813 PM CST Wed Mar 10 2021 MNZ039-046-SDZ007-008-011-019>023-111015- /O.CON.KABR.WS.W.0001.000000T0000Z-210311T1200Z/ Traverse-Big Stone-Marshall-Roberts-Day-Clark-Codington-Grant- Hamlin-Deuel- Including the cities of Wheaton, Ortonville, Britton, Sisseton, Webster, Clark, Watertown, Milbank, Hayti, and Clear Lake 813 PM CST Wed Mar 10 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST THURSDAY... * WHAT...Heavy snow. Additional snow accumulations of 1 to 3 inches. Winds gusting as high as 35 mph. * WHERE...Portions of northeast South Dakota and west central Minnesota. * WHEN...Until 6 AM CST Thursday. * IMPACTS...Plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. In Minnesota, the latest road conditions can be obtained at 511mn.org, or by calling 5 1 1. In South Dakota, the latest road conditions can be obtained by calling 5 1 1. && $$ SDZ017-033>037-045-048-051-110600- /O.CON.KABR.WW.Y.0006.000000T0000Z-210311T0600Z/ Faulk-Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo- Including the cities of Faulkton, Fort Pierre, Onida, Pierre, Highmore, Miller, Murdo, Kennebec, and Fort Thompson 813 PM CST Wed Mar 10 2021 /713 PM MST Wed Mar 10 2021/ ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST /11 PM MST/ TONIGHT... * WHAT...Snow. Additional snow accumulations of up to one inch. * WHERE...Portions of central and north central South Dakota. * WHEN...Until midnight CST /11 PM MST/ tonight. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$ SDZ006-018-110600- /O.CON.KABR.WW.Y.0006.000000T0000Z-210311T0600Z/ Brown-Spink- Including the cities of Aberdeen and Redfield 813 PM CST Wed Mar 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...Snow. Additional snow accumulations of up to two inches. * WHERE...Brown and Spink Counties. * WHEN...Until midnight CST tonight. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$ SDZ010-016-110600- /O.CON.KABR.WW.Y.0006.000000T0000Z-210311T0600Z/ Edmunds-Potter- Including the cities of Ipswich and Gettysburg 813 PM CST Wed Mar 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...Snow. Additional snow accumulations of up to one inch. * WHERE...Edmunds and Potter Counties. * WHEN...Until midnight CST tonight. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$
920 WWUS43 KABR 110548 WSWABR URGENT - WINTER WEATHER MESSAGE National Weather Service Aberdeen SD 1148 PM CST Wed Mar 10 2021 MNZ039-046-SDZ007-008-011-019>023-110700- /O.CAN.KABR.WS.W.0001.000000T0000Z-210311T1200Z/ Traverse-Big Stone-Marshall-Roberts-Day-Clark-Codington-Grant- Hamlin-Deuel- Including the cities of Wheaton, Ortonville, Britton, Sisseton, Webster, Clark, Watertown, Milbank, Hayti, and Clear Lake 1148 PM CST Wed Mar 10 2021 ...WINTER STORM WARNING IS CANCELLED... The snow will continue to gradually taper off and exit over the next couple of hours. $$ SDZ017-033>037-045-048-051-110700- /O.EXP.KABR.WW.Y.0006.000000T0000Z-210311T0600Z/ Faulk-Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo- Including the cities of Faulkton, Fort Pierre, Onida, Pierre, Highmore, Miller, Murdo, Kennebec, and Fort Thompson 1148 PM CST Wed Mar 10 2021 /1048 PM MST Wed Mar 10 2021/ ...WINTER WEATHER ADVISORY WILL EXPIRE AT MIDNIGHT CST /11 PM MST/ TONIGHT... Other than some flurries, the snow has exited. $$ SDZ006-018-110700- /O.EXP.KABR.WW.Y.0006.000000T0000Z-210311T0600Z/ Brown-Spink- Including the cities of Aberdeen and Redfield 1148 PM CST Wed Mar 10 2021 ...WINTER WEATHER ADVISORY WILL EXPIRE AT MIDNIGHT CST TONIGHT... Other than some flurries, the snow has exited. $$ SDZ010-016-110700- /O.EXP.KABR.WW.Y.0006.000000T0000Z-210311T0600Z/ Edmunds-Potter- Including the cities of Ipswich and Gettysburg 1148 PM CST Wed Mar 10 2021 ...WINTER WEATHER ADVISORY WILL EXPIRE AT MIDNIGHT CST TONIGHT... Other than some flurries, the snow has exited. $$
Nearby
Winter Storm Warnings in South Dakota, 2021Winter Storm Warnings in Minnesota, 2021Every winter storm 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.