Winter Storm Warning Ottumwa, Iowa

Winter alerts in Ottumwa, newest first, in effect or ended
Alert	State	Severity	Places
Winter Weather AdvisoryEnded Blowing snow. Issued March 16 Ended March 16, 2026	Iowa	Moderate	488 places Ottumwa Des Moines West Des Moines Ankeny Waterloo Ames Urbandale Cedar Falls Marshalltown Mason City and 478 more
Winter Weather AdvisoryEnded 2 to 4 inches of snow. Issued December 12 Ended December 13, 2025	Iowa	Moderate	232 places Ottumwa Des Moines West Des Moines Ankeny Ames Urbandale Marshalltown Fort Dodge Johnston Waukee and 222 more
Winter Weather AdvisoryEnded 1 to 3 inches of snow, around a light glaze of ice. Issued December 11 Ended December 11, 2025	Iowa	Moderate	307 places Ottumwa Des Moines West Des Moines Ankeny Waterloo Ames Urbandale Cedar Falls Marshalltown Mason City and 297 more
Winter Weather AdvisoryEnded 2 to 4 inches of snow. Issued November 30 Ended December 1, 2025	Iowa	Moderate	89 places Ottumwa Oskaloosa Pella Knoxville Osceola Centerville Chariton Albia Bloomfield Lamoni and 79 more