GFS 16-Day Forecast Heating & Cooling Degree Day Maps
Live GFS Forecast Heating & Cooling Degree Day Maps
These maps are produced live as fast as the weather models are released. The images below are from the most recent GFS weather model, which is released four times a day. Be sure to click on the 24-hour trends map from the dropdown as well. To subscribe to the actual live statistics from the model in tables and graphs, and how they compare to the 30-year normal, click here.