 WBAL-TV 11. Weather. Well, today is an impact weather day because of the heat and humidity. High temperatures by this afternoon, 99 degrees, but it will feel more like the triple digits, 110 to be more exact. Isolated chances of showers and thunderstorms will begin to develop in the afternoon and evening and then linger into tonight. It's going to be warm and humid. Low temperatures falling to 79 degrees, making way for another hot and humid day tomorrow.