Chicago's weather is transitioning to cooler conditions with cloudy skies and a move away from recent rains. Temperatures are expected to remain warm, with a trend towards clear skies and cooler temperatures.

Hurricane Erin threatens NYC coast with high waves and dangerous rip currents, posing risks for swimmers, while officials warn against ocean activities. Beach safety and rip current recognition are emphasized.

Nearly 20% of Oahu's tsunami warning sirens failed during July's emergency, leaving residents in neighborhoods like Palolo unable to hear critical alerts during the eight-hour tsunami warning.

The Bay Area is expected to experience high temperatures due to a strong high-pressure system, with heat safety warnings issued by the NWS for the coming days.

The National Weather Service forecasts extreme heat and possible thunderstorms for Las Vegas, indicating a scorching week with heat advisories and health risks.

NWS San Diego predicts above-average temperatures and a return of monsoon moisture with possible thunderstorms in Southern California, advising residents to prepare for the heat and stay vigilant for changing weather conditions.

Sacramento is experiencing a heatwave with sunny skies and high temperatures reaching into the 90s and anticipated to hit triple digits later in the week.

Los Angeles is facing an Extreme Heat Watch from Thursday to Friday, with temperatures forecasted to reach 95 to 105 degrees in certain areas. Residents are advised to take precautions against the heat.

A forecast for Minneapolis predicts a sunny start to the week with chances of showers and thunderstorms towards the end, with high temperatures in the mid-80s, decreasing to the high 60s.

Denver's weather forecast includes a chance of showers and thunderstorms, with fluctuating temperatures peaking near 98°F. The weekend may bring more precipitation, while concerns for severe weather on Monday escalate.

El Paso expects isolated showers and thunderstorms, with conditions swinging between partly cloudy and sunny. The chance of rain is around 20-30% with highs reaching 93-96 degrees and mild easterly winds.

Houston faces high temperatures with potential afternoon showers this week. The National Weather Service predicts a 60% chance of rain and a high of 94 degrees today. Residents are advised to take precautions against the heat.

Detroit weather forecast predicts showers and a possible thunderstorm today, with a 90% chance of rain and highs of 82°F. Storms may continue into the evening.