Heat and humidity are concerns for today and tomorrow, with a “Major Heat Risk” for areas across Alabama. Get our free mobile appWest Alabama Counties Under Heat Advisory & Expected Heat Index ValuesHere are the forecasted heat index values from the National Weather Service in Birmingham. BibbMonday: Heat index values as high as 109. Tuesday: Heat index values as high as 110. - Mary K. | Weather ForecasterLOOK: The history behind all 63 national parks in the US The National Parks System manages 63 national parks.