The NWS forecasts high humidity, temperatures up to 95 degrees, and a heat index of 102 in D.C., with thunderstorms likely and a persistent heatwave continuing into the following days.

The National Weather Service predicts a hot and stormy weekend for Baltimore, with heat advisories possible near Fredericksburg. Thunderstorms and high humidity will continue into next week, with some relief expected by Thursday.

Sacramento is set for sunny days, with temperatures reaching high 80s to mid-90s, and mild evenings around 60 degrees, per the National Weather Service.

Honolulu will experience a temporary dip in trade winds with most showers confined to windward areas until Saturday, while leeward regions stay mainly dry.

The Bay Area's cooler than usual weather near the end of July is nearing record lows, with the National Weather Service San Francisco monitoring the situation and attributing the conditions to a persistent low pressure system.

San Diego's weekend forecast predicts cooler than average July temperatures, with the coolest day on Saturday due to a low-pressure trough. Temperatures will rise again starting Sunday. No hazardous marine conditions are expected through Tuesday.

A Heat Advisory is in effect until 8 PM CDT, with heat index values up to 106, raising risks of heat illnesses in parts of the southeastern United States.

Knoxville forecasts show a week of heat, sun, and sporadic thunderstorms, with highs reaching the low to mid-90s and a moderate chance of rain each day.

Las Vegas is set for a cooler weekend with below-normal temperatures and breezes, according to the NWS forecast, but heat will return the following week.

Governor Abbott activates emergency resources in Texas ahead of a tropical system that may bring severe weather and flooding, particularly to East and Southeast Texas.

The National Weather Service forecasts a 40% chance of afternoon storms in Denver, with a hot and mostly sunny weekend ahead, possibly reaching triple digits. Winds may be gusty Saturday. Heat continues early next week with some relief by Wednesday.

El Paso is expected to see sunny weather with temperatures nearing 100 degrees, calm winds, and occasional night breezes. The National Weather Service predicts a minor chance of showers and thunderstorms with continued high temps.

Week-long forecast for Salt Lake City includes sunny days with temperatures in the mid-90s, transitioning to partly cloudy nights around 70°F, and a slight chance of showers by midweek.