Sacramento activates two cooling centers due to a heat advisory, offering amenities and free transit to assist residents in coping with high temperatures.

The National Weather Service in Nashville predicts sunny weather with occasional showers and high temperatures in the upper 80s and lower 90s. Winds will be light, and humidity levels high.

The National Weather Service in Knoxville predicts mixed weather with a slight chance of rain and thunderstorms, highs around 87°F today, and calm winds. Rain chances continue to vary through the week.

SoCal expects a heat surge and monsoonal moisture with chances of showers and thunderstorms into the weekend, says NWS San Diego. Highs may reach 112-116°F in deserts with cooler temps and some rain expected next week.

Los Angeles is under an Extreme Heat Warning with temperatures expected to reach 96 degrees, posing health risks. Residents are advised to stay cool and hydrated, avoid leaving individuals or pets in cars, and seek air-conditioned spaces.

The NWS forecast for Honolulu predicts consistent summertime weather with moderate to breezy trade winds and showers mainly on windward and mountain areas. Stable conditions and steady trade winds are expected, with minor coastal flooding possible.

The NWS forecasts continued high temperatures in Sacramento, with daily highs around 102°F, slightly cooler nights, and a slow cooling trend expected to start on Sunday.

An Extreme Heat Warning has been issued for parts of Utah, with temperatures possibly reaching 108°F. The NWS advises residents to stay cool and hydrated.

The National Weather Service predicts consistent warm weather with mostly sunny skies for El Paso, Texas, including highs near 94 degrees and mild evenings around 72 degrees, with a chance of showers mid-next week.

Seattle's National Weather Service issued a heat advisory for August 22 to August 26, warning of high temperatures and moderate risk of heat-related illness.

Denver's weather cools slightly after near-record heat, with a chance of showers and thunderstorms increasing towards the weekend. An ozone alert is in effect for the area.

Portland issues an Extreme Heat Warning due to soaring temperatures forecasted by the National Weather Service.

Houston anticipates persistent showers and thunderstorms throughout the week, with possible flooding concerns and high heat index values. The weekend may see drier conditions but an active hurricane pattern exists in the region.