Baltimore starts the week near 89 degrees before heat surges into the mid- and upper 90s. Storm chances build through Thursday, then cooler weekend weather arrives.

Raleigh's heat builds from the mid-90s to near 100 degrees Thursday before cooler Labor Day weekend weather arrives.

A sunny Sunday is just the warm-up. Greenville faces a hotter stretch next week, with triple-digit heat index values possible by Tuesday.

Louisville's Sunday may bring scattered mid-level clouds in the afternoon before clearing Sunday night, opening the act for a hot week, with highs in the low 90s and heat index values potentially topping 100.

Honolulu gets a sunny, breezy Sunday before scattered showers and stronger trade winds move into the forecast.

Morning storms could interrupt Sunday plans before Chicago heats up toward the low 90s by midweek.

Las Vegas is headed for another 102-degree Sunday, with gusty winds and almost no chance of rain. A modest cooldown arrives midweek.

San Jose gets one more sunny day near 79 degrees before a cooler, foggier week settles in.

Anne Arundel school buses and Baltimore transit get electric upgrades under a new statewide grant push.

Sacramento reaches 90 Sunday before a sharp cooldown arrives Monday. Sunny, dry weather follows, with gusty winds adding a fire-weather concern in parts of the region.

Flakes hit Silver King Peak this week, but Crystal Mountain's real opening day is still three months away.

Downtown Los Angeles gets a sunny cooldown Sunday before a warmer, more humid Tuesday brings a small chance of showers or thunderstorms.

San Francisco gets one more sunny, breezy day before a cooler week settles over the city.