Pittsburgh starts Saturday foggy and damp, with scattered showers and thunderstorms possible through the afternoon. Sunday and Labor Day turn sunny and seasonable.

Columbus could see strong storms in two rounds Saturday before sunny, cooler weather takes over for Sunday and Labor Day.

Gaithersburg neighbors packed a meeting warning that closing the Dickerson incinerator could bring heavy truck traffic to Shady Grove.

Orlando starts Saturday sunny and muggy before storms arrive after 2 p.m. Heavy downpours and minor flooding remain possible through Labor Day.

Atlanta is heading for a 98-degree Saturday with triple-digit heat-index values and a Heat Advisory through 8 p.m. A cooler, stormier Labor Day is on the way.

Kansas City faces another day near 100 degrees, with heat indexes topping 100 and little relief before midweek.

Patchy fog fades Saturday as Portland warms to 72 degrees. A few showers may pop up Sunday before a sunny Labor Day and midweek warmup.

Seattle could see a brief sprinkle Saturday evening, but Sunday and Labor Day look mild and brighter.

Phoenix may get a brief sprinkle Saturday, but triple-digit heat quickly takes over. Labor Day is forecast to reach 105 degrees before storm chances return midweek.

Louisville could hit 97 degrees Saturday, with heat index values near 104 before scattered storms arrive. A cooler Sunday is on the way.

Greenville will bake near 98 degrees Saturday before afternoon storms arrive. A cooler, wetter Sunday gives way to a breezy Labor Day.

A dangerous Saturday heat surge will give way to a brief cooler break Sunday and Monday.

Saturday stays sunny and hot near 89 degrees, but storms and cooler weather are lining up for Sunday and Labor Day.