Active AlertsMarion, SD

Take steps now to protect tender plants from the cold.

* WHAT...Sub-freezing temperatures as low as 28 expected.* WHERE...Portions of northwest and west central Iowa, southwestMinnesota, northeast Nebraska, and east central and southeastSouth Dakota.* WHEN...From 1 AM to 8 AM CDT Friday.* IMPACTS...Frost and freeze conditions could kill crops, othersensitive vegetation and possibly damage unprotected outdoorplumbing.