Honolulu gets warm afternoons and passing showers before trade winds strengthen sharply later this week as Tropical Storm Lowell passes south.

Louisville is heading into a long, dangerous stretch of heat, with temperatures nearing 100 degrees by midweek and limited relief overnight.

Houston will feel like 104 degrees Monday before a tropical disturbance brings widespread rain and possible street flooding Tuesday.

Las Vegas hits 97 degrees Monday as gusty winds build and slight storm chances return. The heat sticks around all week, with weekend thunderstorms possible.

Clark County issued a fresh smoke advisory as 105-degree heat combines with California wildfire haze to spike particulate pollution.

San Jose gets sunshine Monday, but a cooler, foggier pattern is moving in. Mild afternoons and dry weather will dominate the rest of the week.

Sacramento’s 82-degree Monday comes with gusty winds and elevated fire-weather concerns nearby. Cooler afternoons arrive Tuesday before weekend temperatures rebound.

Morning drizzle gives way to sunshine, but San Francisco’s cool and breezy pattern is sticking around all week.

San Diego’s cloudy Monday morning should clear into sunshine, with temperatures near 80 for much of the week and a warmer Sunday ahead.

Knoxville heads into a sunny stretch of 90-degree heat, with the worst of it arriving Wednesday and Thursday. Storm chances return Friday.

Salt Lake City could hit 85 degrees Monday before afternoon thunderstorms move in. Drier skies return Tuesday, with gusty winds building overnight.

El Paso could hit 99°F Monday as isolated thunderstorms return after 2 p.m. The heat sticks around all week.

Denver warms into the mid-80s Monday before afternoon thunderstorms arrive. A hotter, drier stretch takes over for the rest of the week.