Weather Alerts For Agency, IA

URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 1214 AM CST Wed Jan 7 2026 Jasper-Poweshiek-Marion-Mahaska-Wapello- Including the cities of Pella, Ottumwa, Knoxville, Oskaloosa, Grinnell, and Newton 1214 AM CST Wed Jan 7 2026 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Jasper, Poweshiek, Mahaska, Marion, and Wapello Counties. * WHEN...Until 9 AM CST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. &&