Heat Advisory: Monona; Harrison; Shelby; Pottawattamie; Mills; Montgomery; Fremont; Page; Thurston; Wayne; Boone; Madison; Stanton; Cuming; Burt; Platte; Colfax; Dodge; Washington; Butler; Saunders; Douglas; Sarpy; Seward; Lancaster; Cass; Otoe; Saline; Jefferson; Gage; Johnson; Nemaha; Pawnee; Richardson

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Heat Advisory — Monona; Harrison; Shelby; Pottawattamie; Mills; Montgomery; Fremont; Page; Thurston; Wayne; Boone; Madison; Stanton; Cuming; Burt; Platte; Colfax; Dodge; Washington; Butler; Saunders; Douglas; Sarpy; Seward; Lancaster; Cass; Otoe; Saline; Jefferson; Gage; Johnson; Nemaha; Pawnee; Richardson Severity: Moderate. Certainty: Likely. * WHAT...Heat index values of 105 to 110 expected. * WHERE...Portions of southwest and west central Iowa and east central, northeast, and southeast Nebraska. * WHEN...From 10 AM to 10 PM CDT Monday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Overnight heat index values in the 70s will provide little relief.