WWUS73 KFSD 170200
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
900 PM CDT Fri Oct 16 2026

IAZ001-012-020-031-MNZ071-072-080-097-098-NEZ013-014-SDZ039-040-
054>056-060>062-065>071-171400-
/O.CON.KFSD.FZ.W.0004.261017T0500Z-261017T1400Z/
Lyon-Sioux-Plymouth-Woodbury-Lincoln-Lyon-Murray-Pipestone-Rock-
Dixon-Dakota-Kingsbury-Brookings-Miner-Lake-Moody-Hanson-McCook-
Minnehaha-Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Clay-Union-
Including the cities of Sioux Falls, Tea, Chancellor, Harrisburg,
Sioux Center, Hull, Bridgewater, Yankton, Hurley, Ivanhoe, Larchwood,
Ponca, Elk Point, Inwood, Le Mars, Slayton, Lake Preston, Jefferson,
Lake Benton, Alexandria, Scotland, Vermillion, Parker, De Smet,
Madison, Canton, Tyler, Rock Rapids, Hendricks, Beresford, Tyndall,
Fulda, Montrose, Pipestone, Lennox, Parkston, Clayton, Centerville,
Menno, Rock Valley, Viborg, Irene, Brookings, Marion, Allen,
Flandreau, Salem, Luverne, Freeman, Emery, North Sioux City,
Wakefield, South Sioux City, Arlington, Hawarden, Springfield,
Alcester, Tabor, Marshall, Howard, Avon, Orange City, Tripp,
Canistota, Orland, Sioux City, and George
900 PM CDT Fri Oct 16 2026

...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CDT
SATURDAY...

* WHAT...Sub-freezing temperatures as low as 30 expected.

* WHERE...Portions of northwest and west central Iowa, southwest
  Minnesota, northeast Nebraska, and east central and southeast South
  Dakota.

* WHEN...From midnight tonight to 9 AM CDT Saturday.

* IMPACTS...Frost and freeze conditions could kill crops, other
  sensitive vegetation and possibly damage unprotected outdoor
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

IAZ002-003-013-014-021-022-032-MNZ081-089-090-171400-
/O.CON.KFSD.FZ.W.0004.261017T0500Z-261017T1400Z/
Osceola-Dickinson-O'Brien-Clay-Cherokee-Buena Vista-Ida-
Cottonwood-Nobles-Jackson-
Including the cities of Sibley, Spirit Lake, Spencer, Battle Creek,
Jackson, Sanborn, Ida Grove, Worthington, Sheldon, Cherokee, Arnolds
Park, Mountain Lake, Milford, Storm Lake, Lakefield, Holstein,
Windom, and Hartley
900 PM CDT Fri Oct 16 2026

...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CDT
SATURDAY...

* WHAT...Sub-freezing temperatures as low as 29 expected.

* WHERE...Portions of northwest and west central Iowa and southwest
  Minnesota.

* WHEN...From midnight tonight to 9 AM CDT Saturday.

* IMPACTS...Frost and freeze conditions could kill crops, other
  sensitive vegetation and possibly damage unprotected outdoor
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

SDZ038-050-052-053-057>059-063-064-171400-
/O.CON.KFSD.FR.Y.0007.261017T0500Z-261017T1400Z/
Beadle-Gregory-Jerauld-Sanborn-Brule-Aurora-Davison-Charles Mix-
Douglas-
Including the cities of Gregory, Plankinton, Alpena, Mitchell, Burke,
Delmont, Armour, Wagner, Marty, Platte, Woonsocket, Chamberlain,
Stickney, Lake Andes, Huron, Corsica, Kimball, Wessington Springs,
and White Lake
900 PM CDT Fri Oct 16 2026

...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CDT
SATURDAY...

* WHAT...Temperatures as low as 33 will result in frost formation.

* WHERE...Portions of central, east central, south central, and
  southeast South Dakota.

* WHEN...From midnight tonight to 9 AM CDT Saturday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
  outdoor plants may be killed if left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

Meyers