Alert archive / South Dakota / Wind Chill Advisories in 2023

Wind Chill Advisory 5, NWS Sioux Falls, SD

February 23, 202324 counties in South Dakota; 7 counties in Iowa; 8 counties in Minnesota

NWS Sioux Falls, SD issued this wind chill advisory at Feb 23, 2023, 2:25 PM CST for 24 counties in South Dakota; 7 counties in Iowa; 8 counties in Minnesota. It took effect at Feb 23, 2023, 6:00 PM CST. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
Feb 23, 2023, 2:25 PM CST (20:25 UTC)
In effect from
Feb 23, 2023, 6:00 PM CST
Expired
Feb 24, 2023, 10:00 AM CST
In force
16 hr
Issued by
NWS Sioux Falls, SD
All 39 counties

Clay County, IA, Dickinson County, IA, Lyon County, IA, O'Brien County, IA, Osceola County, IA, Plymouth County, IA, Sioux 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, 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), 19 km from the middle of the area, began a volume at 20:28 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, 8.4 hours before the alert went out and 183 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.

Skew-T log-pSkew-T log-p diagram, Aberdeen, SD at 12:00Z on 2023-02-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Aberdeen, SD at 12:00Z on 2023-02-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 334 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
766 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
334 m²/s²
0-3 km storm-relative helicity
386 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this wind chill advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Sioux Falls, SD wrote its last area forecast discussion before this wind chill advisory went out at Feb 23, 11:40 AM CST, 2 hours 45 minutes earlier.

Area forecast discussion, Feb 23, 11:40 AM CST, 2 hours 45 minutes before
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Hazardous weather outlook, Feb 23, 4:59 AM CST, 9 hours 26 minutes before
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In the hours before

Local storm report, Feb 23, 12:51 PM CST, 1 hour 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1251 PM CST THU FEB 23 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0813 AM     HEAVY SNOW       4 ENE HARDWICK          43.79N 96.13W
02/23/2023  M15.0 INCH       ROCK               MN   PUBLIC

            STORM TOTAL SNOWFALL.

&&

JC
Local storm report, Feb 23, 12:52 PM CST, 1 hour 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1252 PM CST THU FEB 23 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0900 AM     SNOW             4 SSE SIOUX FALLS       43.49N 96.71W
02/23/2023  M11.6 INCH       LINCOLN            SD   PUBLIC

            STORM TOTAL SNOWFALL.

&&

JC
Local storm report, Feb 23, 1:01 PM CST, 1 hour 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
101 PM CST THU FEB 23 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0530 AM     SNOW             1 E LE MARS             42.78N 96.15W
02/23/2023  M3.0 INCH        PLYMOUTH           IA   COCORAHS

            STORM TOTAL SNOWFALL. COCORAHS STATION
            IA-PL-9 LE MARS 1.0 E.

&&

JC
Local storm report, Feb 23, 1:08 PM CST, 1 hour 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
108 PM CST THU FEB 23 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0800 AM     HEAVY SNOW       MOUNT VERNON            43.71N 98.26W
02/23/2023  E12.0 INCH       DAVISON            SD   PUBLIC

            STORM TOTAL SNOWFALL.

&&

JC
Local storm report, Feb 23, 1:45 PM CST, 40 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
145 PM CST THU FEB 23 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0800 AM     HEAVY SNOW       2 NE WORTHINGTON        43.64N 95.58W
02/23/2023  M15.5 INCH       NOBLES             MN   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

&&

JC
Local storm report, Feb 23, 2:15 PM CST, 10 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE SIOUX FALLS SD
215 PM CST THU FEB 23 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0800 AM     HEAVY SNOW       1 W ALEXANDRIA          43.65N 97.80W
02/23/2023  M9.0 INCH        HANSON             SD   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0759 AM     HEAVY SNOW       2 S ARMOUR              43.30N 98.34W
02/23/2023  M7.5 INCH        DOUGLAS            SD   EMERGENCY MNGR

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       AURORA                  44.28N 96.68W
02/23/2023  E13.0 INCH       BROOKINGS          SD   PUBLIC

            STORM TOTAL SNOWFALL.

0700 AM     SNOW             2 S BROOKINGS           44.28N 96.79W
02/23/2023  M11.0 INCH       BROOKINGS          SD   COCORAHS

            COCORAHS STATION SD-BK-57 BROOKINGS 1.6 S.

0700 AM     SNOW             4 SE BRUCE              44.40N 96.83W
02/23/2023  M10.5 INCH       BROOKINGS          SD   COCORAHS

            COCORAHS STATION SD-BK-56 BROOKINGS 6.5 NNW.

0800 AM     SNOW             5 W BRUCE               44.43N 97.00W
02/23/2023  M13.5 INCH       BROOKINGS          SD   COCORAHS

            COCORAHS STATION SD-BK-45 BRUCE 5.3 W.

1119 AM     HEAVY SNOW       4.2 SW BURKE            43.14N 99.35W
02/23/2023  M9.5 INCH        GREGORY            SD   COCORAHS

1119 AM     HEAVY SNOW       10.5 SSE BURKE          43.04N 99.21W
02/23/2023  M9.0 INCH        GREGORY            SD   COCORAHS

0800 AM     HEAVY SNOW       1 NNW CANTON            43.31N 96.59W
02/23/2023  M10.4 INCH       LINCOLN            SD   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0700 AM     SNOW             8 SSW CHAMBERLAIN       43.71N 99.38W
02/23/2023  M13.6 INCH       BRULE              SD   COCORAHS

            COCORAHS STATION SD-BL-10 CHAMBERLAIN 7.5
            SSW.

0750 AM     SNOW             5 S COTTONWOOD          44.54N 95.68W
02/23/2023  M8.2 INCH        LYON               MN   COCORAHS

            COCORAHS STATION MN-LY-14 4 S COTTONWOOD.

1115 AM     HEAVY SNOW       8.8 S DALLAS            43.11N 99.52W
02/23/2023  M9.5 INCH        GREGORY            SD   COCORAHS

0700 AM     HEAVY SNOW       DE SMET                 44.38N 97.55W
02/23/2023  M13.0 INCH       KINGSBURY          SD   COCORAHS

            CORRECTS PREVIOUS SNOW REPORT FROM DE SMET.
            STORM TOTAL SNOWFALL.

1121 AM     HEAVY SNOW       10.2 W DIMOCK           43.48N 98.19W
02/23/2023  M10.3 INCH       DOUGLAS            SD   COCORAHS

0648 AM     HEAVY SNOW       EDGERTON                43.88N 96.13W
02/23/2023  M15.0 INCH       PIPESTONE          MN   PUBLIC

            STORM TOTAL SNOWFALL.

0813 AM     HEAVY SNOW       4 ENE HARDWICK          43.79N 96.13W
02/23/2023  M15.0 INCH       ROCK               MN   PUBLIC

            STORM TOTAL SNOWFALL.

0600 AM     HEAVY SNOW       HARTFORD                43.63N 96.94W
02/23/2023  M13.7 INCH       MINNEHAHA          SD   COCORAHS

            STORM TOTAL SNOW.

0700 AM     SNOW             6 SW IVANHOE            44.41N 96.34W
02/23/2023  M13.0 INCH       LINCOLN            MN   COCORAHS

            COCORAHS STATION MN-LN-4 HENDRICKS 8.0 SE.

0700 AM     HEAVY SNOW       HILLS                   43.53N 96.36W
02/23/2023  M10.5 INCH       ROCK               MN   COCORAHS

            STORM TOTAL SNOWFALL.

0800 AM     SNOW             5 NW HOLSTEIN           42.55N 95.61W
02/23/2023  M1.9 INCH        IDA                IA   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0815 AM     SNOW             HULL                    43.19N 96.13W
02/23/2023  M6.0 INCH        SIOUX              IA   PUBLIC

            STORM TOTAL SNOWFALL.

0600 AM     HEAVY SNOW       HURLEY                  43.28N 97.09W
02/23/2023  M10.1 INCH       TURNER             SD   COCORAHS

            STORM TOTAL SNOWFALL.

0640 AM     HEAVY SNOW       2 S HURON               44.34N 98.22W
02/23/2023  M16.0 INCH       BEADLE             SD   OFFICIAL NWS OBS

            STORM TOTAL ACCUMULATION.

0800 AM     HEAVY SNOW       2 NNE LAKEFIELD         43.70N 95.15W
02/23/2023  M10.9 INCH       JACKSON            MN   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       LAKEFIELD               43.68N 95.17W
02/23/2023  M13.0 INCH       JACKSON            MN   EMERGENCY MNGR

            STORM TOTAL SNOWFALL.

0530 AM     SNOW             1 E LE MARS             42.78N 96.15W
02/23/2023  M3.0 INCH        PLYMOUTH           IA   COCORAHS

            STORM TOTAL SNOWFALL. COCORAHS STATION
            IA-PL-9 LE MARS 1.0 E.

0800 AM     HEAVY SNOW       1 SSE MADISON           43.99N 97.09W
02/23/2023  M13.0 INCH       LAKE               SD   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       1 N MARSHALL            44.47N 95.79W
02/23/2023  M15.0 INCH       LYON               MN   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       1 SSW MITCHELL          43.71N 98.04W
02/23/2023  M13.2 INCH       DAVISON            SD   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       MOUNT VERNON            43.71N 98.26W
02/23/2023  E12.0 INCH       DAVISON            SD   PUBLIC

            STORM TOTAL SNOWFALL.

0800 AM     SNOW             5 NW MOVILLE            42.55N 96.12W
02/23/2023  M1.8 INCH        WOODBURY           IA   PUBLIC

            STORM TOTAL SNOWFALL.

0434 AM     SNOW             3 SSE NORTH SIOUX CITY  42.50N 96.49W
02/23/2023  M2.5 INCH        UNION              SD   BROADCAST MEDIA

0800 AM     SNOW             ORANGE CITY             43.00N 96.06W
02/23/2023  M4.5 INCH        SIOUX              IA   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0700 AM     HEAVY SNOW       4 ENE MONROE            43.50N 97.14W
02/23/2023  M12.0 INCH       MCCOOK             SD   COCORAHS

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       4 SSW PICKSTOWN         43.02N 98.56W
02/23/2023  M6.5 INCH        GREGORY            SD   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       13 WNW PLATTE           43.49N 99.06W
02/23/2023  M7.0 INCH        CHARLES MIX        SD   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

1100 AM     SNOW             REMSEN                  42.81N 95.98W
02/23/2023  M1.8 INCH        PLYMOUTH           IA   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       ROCK RAPIDS             43.43N 96.17W
02/23/2023  M8.0 INCH        LYON               IA   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       SALEM                   43.72N 97.39W
02/23/2023  M14.0 INCH       MCCOOK             SD   PUBLIC

            STORM TOTAL SNOWFALL.

1118 AM     SNOW             SERGEANT BLUFF          42.40N 96.36W
02/23/2023  M1.3 INCH        WOODBURY           IA   OFFICIAL NWS OBS

            STORM TOTAL SNOWFALL.

0800 AM     SNOW             SHELDON                 43.18N 95.85W
02/23/2023  M5.0 INCH        O'BRIEN            IA   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       SIBLEY                  43.40N 95.75W
02/23/2023  M11.0 INCH       OSCEOLA            IA   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0506 AM     SNOW             3 NNE SIOUX CITY        42.53N 96.37W
02/23/2023  M2.0 INCH        WOODBURY           IA   BROADCAST MEDIA

0538 AM     HEAVY SNOW       3 N SIOUX FALLS         43.59N 96.73W
02/23/2023  M12.6 INCH       MINNEHAHA          SD   OFFICIAL NWS OBS

            STORM TOTAL SNOWFALL.

0700 AM     SNOW             4 WNW ROWENA            43.55N 96.63W
02/23/2023  M12.9 INCH       MINNEHAHA          SD   COCORAHS

            COCORAHS STATION SD-MH-82 SIOUX FALLS 5.2 E.

0700 AM     SNOW             1 SSW SLAYTON           43.98N 95.76W
02/23/2023  M16.5 INCH       MURRAY             MN   COCORAHS

            COCORAHS STATION MN-MY-11 SLAYTON 0.8 SSW.

0707 AM     SNOW             1 N SPENCER             43.17N 95.15W
02/23/2023  M3.5 INCH        CLAY               IA   BROADCAST MEDIA

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       1 W SPIRIT LAKE         43.42N 95.14W
02/23/2023  M7.7 INCH        DICKINSON          IA   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

1120 AM     HEAVY SNOW       3.8 SW STICKNEY         43.55N 98.49W
02/23/2023  M8.5 INCH        AURORA             SD   COCORAHS

0800 AM     HEAVY SNOW       TAUNTON                 44.59N 96.06W
02/23/2023  M21.0 INCH       LYON               MN   PUBLIC

            CORRECTS PREVIOUS SNOW REPORT FROM TAUNTON.
            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       1 SE TEA                43.43N 96.82W
02/23/2023  M12.6 INCH       LINCOLN            SD   TRAINED SPOTTER

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       TYNDALL                 42.99N 97.87W
02/23/2023  M6.7 INCH        BON HOMME          SD   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0800 AM     SNOW             1 WNW VERMILLION        42.78N 96.94W
02/23/2023  M5.5 INCH        CLAY               SD   PUBLIC

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       WESSINGTON SPRINGS      44.08N 98.57W
02/23/2023  M13.0 INCH       JERAULD            SD   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       WINDOM                  43.87N 95.12W
02/23/2023  M13.9 INCH       COTTONWOOD         MN   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       2 NE WORTHINGTON        43.64N 95.58W
02/23/2023  M15.5 INCH       NOBLES             MN   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0800 AM     HEAVY SNOW       2 ESE YANKTON           42.88N 97.36W
02/23/2023  M6.5 INCH        YANKTON            SD   CO-OP OBSERVER

            STORM TOTAL SNOWFALL.

0520 AM     SNOW             YANKTON                 42.89N 97.39W
02/23/2023  E7.0 INCH        YANKTON            SD   PUBLIC

&&

Nearby

Wind Chill Advisories in South Dakota, 2023Wind Chill Advisories in Minnesota, 2023Wind Chill Advisories in Iowa, 2023Every wind chill advisory in 2023

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.