Moisture will not be in short supply for the next week or so in the Northeast and Midwest, as evidenced by high humidity levels and frequent showers and thunderstorms, AccuWeather meteorologists say. But around the official start of the summer season, building heat in the West is forecast to fight its way to the East. In addition, the heat wave in the central United States will occur around the time of the year when the sun is highest in the sky and can make for sweltering to dangerous conditions.

Learn more about your ad choices. Visit podcastchoices.com/adchoices