Weather Alert Details

Jefferson County

Freeze Warning from SAT 12:00 AM CDT until SAT 8:00 AM CDT Issued May, 01 2026 at 7:58 AM - US/Central expires May, 02 2026 at 8:00 AM - US/Central ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM CDT SATURDAY... ...FROST ADVISORY WILL EXPIRE AT 8 AM CDT THIS MORNING... * WHAT...Sub-freezing temperatures as low as 28 expected. * WHERE...Fond du Lac, Dane, Green, Iowa, Lafayette, Rock, Dodge, and Jefferson Counties. * WHEN...From midnight tonight to 8 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. &&