Phoenix's weather forecast predicts mostly sunny skies with temperatures nearing 100°F, a brief chance of overnight showers, and light winds throughout the week.

Houston faces a mix of thunderstorms and potential floods with a 20% chance of post-1 pm rain and a high of 92°F. The weekend may bring perilous conditions, while next week offers sunny skies and cooler evenings.

Oklahoma City's weather will warm up, with a forecasted high of 75 today and continued sunny skies and increasing temperatures throughout the week, reaching highs in the mid to upper 80s.

New Orleans' weekly forecast includes clear skies, potential thunderstorms, and summer-like heat and humidity, with temperatures reaching up to 89 degrees.

Miami's weather is humid with frequent showers and thunderstorms expected throughout the week, with high temperatures near 88 degrees and evenings slightly cooler at 77 degrees.

The National Weather Service predicts variable weather for San Antonio, including a chance of showers and thunderstorms with highs in the 90s and mild winds.

Detroit is expected to have a week of mild weather with sunny skies and high temperatures ranging from 67 to 81 degrees, according to the National Weather Service.

Ohio Valley residents can expect mixed weather with the weekend starting with light rain and followed by a shift to clear, cool conditions, and a dry week ahead.

Nashville's weather will feature thunderstorms and showers early Saturday, turning calm later on. A sunny Sunday follows, with rising temperatures and clear skies expected throughout the week.

The National Weather Service forecasts rain and potential thunderstorms for Knoxville, with a 70% chance of quarter-inch rainfall and possible flooding in areas with recent heavy rain.

Severe weather in New York City brings potential flooding and storms, with a high chance of rain and thunderstorms anticipated in Manhattan, Brooklyn, Queens, Bronx, and Staten Island.

Boston is expected to experience a weather rollercoaster this weekend, with sunny skies and high temperatures turning to severe storms and cooling temperatures, followed by cooler, rainy conditions on Sunday.

The NWS forecasts mixed skies, lake-effect rain showers, and a cold snap in Cleveland, with potential for brief sunshine and rain this weekend, followed by warmer weather next week.