Monday starts mostly sunny and quiet, with temperatures in the low 70s and light north-northeast wind around 2 to 5 mph. It already feels a little warmer than the thermometer shows, so early readings near 71 will feel like the mid-70s as the humidity hangs around.By afternoon, the heat and humidity build steadily. The high reaches 84, and it could feel as warm as 95 at times. Skies turn partly sunny, and there is a 55% chance of a light thunderstorm developing in spots. Wind stays light out of t...