Dense fog could complicate Louisville’s Monday morning commute before sunshine sends temperatures soaring to 85 degrees. Storms return midweek, followed by a sharp weekend cool-down.

Jacksonville gets a sunny, warm reset Monday through Friday before cooler temperatures, gusty winds and shower chances move in this weekend.

Grand Rapids gets a warm Columbus Day before overnight storms and a sharp late-week cooldown. Friday could bring the week’s first real taste of cold.

Indianapolis will soar into the 80s and near 90 before a stormy midweek turn sends temperatures tumbling.

Charlotte is in for a sunny 80-degree Columbus Day, followed by several warmer days before a sharp weekend cooldown.

Columbus gets a warm start to the week, but storms and a sharp weekend cooldown are waiting in the wings.

Tampa starts the week sunny, dry and less humid with a high near 87. Scattered showers and stronger winds return by Friday and the weekend.

Orlando gets a sunny Columbus Day with an 85-degree high and no rain. Shower chances and gusty winds return by the weekend.

Raleigh is in for a warm, dry workweek with temperatures peaking near 90 degrees Wednesday. Then a strong cold front sends weekend highs tumbling into the 60s.

Pittsburgh could reach 82 degrees Tuesday before storms, strong winds and possible snow showers reshape the forecast by Saturday.

Fog clears into a 78-degree Monday in Detroit, but storms may arrive overnight before Tuesday reaches 83. A rainy, much cooler stretch follows later in the week.

Honolulu sees partly cloudy skies Sunday, with highs in the 80s and leeward showers possible before trade winds increase later in the week.

Sunny skies return to San Francisco, but dangerous surf and minor coastal flooding remain along the shoreline through Tuesday.