The article describes the weather forecast for Phoenix, highlighting a week of sunny skies, rising temperatures reaching over 100°F, and clearer, cooler nights.

Chicago experiences a sweltering start to summer with high heat and potential showers, as the solstice brings extended daylight and caution for heat-related illnesses.

The National Weather Service warns of critical fire conditions in southern Nevada and northwest Arizona, with Red Flag Warnings in place due to low humidity and gusty winds. Wind advisories and Lake Wind Advisories are also issued.

The NWS warns of elevated fire weather conditions in the Bay Area and hazardous maritime conditions due to strong winds and low humidity, urging caution.

Stable weather with occasional showers and strong trade winds forecasted for Honolulu, with a small craft advisory near Maui and Big Island. Surf may rise next week, and elevated fire risk on Sunday.

Sacramento is set for sunny days with temperatures reaching the low 80s to low 90s, according to the National Weather Service. Clear skies and moderate winds are expected.

Dense fog advisory issued for Middle Tennessee by the NWS until 9 AM; visibility under a quarter mile. Post-fog, a heatwave with temperatures reaching the mid-90s is expected.

The National Weather Service predicts cooler temperatures and gusty winds for San Diego through the weekend, with extensive low clouds expected along the coast.

Milwaukee is under an Extreme Heat Warning with a high risk of heat-related illnesses. Showers and possible thunderstorms are expected with moderate swim risk at beaches.

Sunny, warm weather is expected in Oklahoma City with temperatures reaching the lower 90s and high heat index values, as forecasted by the NWS. Winds may gust up to 31 mph.

Denver is under a Heat Advisory with temperatures reaching near 100 degrees, prompting the National Weather Service to advise caution and hydration. Cooler weather may arrive by Monday with a chance of showers.

El Paso's weekend forecast includes triple-digit temperatures, a slight chance of evening storms today, and increasing chances of rain and thunderstorms throughout the week.

Dallas residents prepare for a week of intense heat with highs near 96 degrees and heat index values over 100, according to the National Weather Service.