The NWS predicts a slight chance of showers and isolated thunderstorms in San Diego today, with marine layer clouds and average temperatures forecasted for the coming week.

The article outlines Seattle's forecast for a pleasant week with a shift from cloudy to mostly sunny skies and comfortable temperatures ideal for outdoor activities.

Portland's forecast includes a partly sunny day with temperatures up to 78°F, becoming clear with light winds and 82% humidity. The evening may cool to 57°F with increasing clouds; a mostly cloudy Sunday follows.

Minneapolis's weather forecast includes sunny days, potential showers, and thunderstorms, with fluctuating temperatures and wind directions throughout the week.

El Paso's weather forecast includes clear skies with highs up to 98 degrees, intermittent thunderstorms with rain chances varying from 20 to 60 percent, and night-time lows around the mid-70s.

Chicago faces a mix of storms and heat with thunderstorms starting Saturday and continuing through the week, per National Weather Service and ABC7 forecasts.

Denver's forecast includes a 40% chance of afternoon showers and storms with a high near 94°F, partly cloudy nights, and a consistent pattern of warm days and cooler evenings ahead. The National Weather Service warns of potential severe storms.

The National Weather Service forecasts mostly sunny weather for Salt Lake City with occasional thunderstorms, highs in the mid-90s, and a slight chance of rain.

The National Weather Service advises caution in Memphis as the heat index may reach 109 degrees, with continuing high temperatures and humidity levels.

Atlanta's weather forecast indicates a mix of intense heat and potential thunderstorms, with temperatures soaring into the mid-90s and varying chances of rain throughout the week.

Forecasters predict a slight chance of sprinkles in San Antonio amid a week of high temperatures, with a possible peak at 98 degrees and heat index values feeling like 102. Winds may gust over 20 mph. Evening temperatures might slightly dip.

Detroit's weather this week includes sunny conditions, potential thunderstorms, and highs nearing 85-94°F, with intermittent showers and a gradual transition to clearer skies by Sunday.

Miami to experience a hot weekend with highs near 90°F, heat index around 102°F, and 10 mph east winds. Evening temperatures will stay around 80°F with a slight chance of thunderstorms.