EIA Week 3 – GFS vs European Model Comparison
EIA Week 3 Storage Report Forecast – GFS vs European (ECMWF) Weather Model Comparison
GFS TDD’s (HDD+CDD)
![](https://www.natgasweather.com/clientServices/sally/images/gefs_week3_tdd.png?)
ECMWF TDD’s (HDD+CDD)
![](https://www.natgasweather.com/clientServices/sally/images/eu_week3_tdd.png?)
GFS CDD’s
![](https://www.natgasweather.com/clientServices/sally/images/gefs_week3_cdd.png?)
ECMWF CDD’s
![](https://www.natgasweather.com/clientServices/sally/images/eu_week3_cdd.png?)
GFS HDD’s
![](https://www.natgasweather.com/clientServices/sally/images/gefs_week3_hdd.png?)
ECMWF HDD’s
![](https://www.natgasweather.com/clientServices/sally/images/eu_week3_hdd.png?)
GFS Model Machine Learning Build Size Prediction
![](https://www.natgasweather.com/clientServices/sally/images/gefs_week3_pred.png?)
European Model Machine Learning Build Size Prediction
![](https://www.natgasweather.com/clientServices/sally/images/eu_week3_pred.png?)
GFS Change In Build Size Trend
![](https://www.natgasweather.com/clientServices/sally/images/gefs_week3_dpred.png?)
Change in Bcf as predicted by Machine Learning/AI
(Positive # = Bearish = Adding to Build Size)
(Negative # = Bullish= Shrinking Build Size)
Graph shows how build size has changed over time compared to first forecast.
ECMWF Change in Build Size Trend
![](https://www.natgasweather.com/clientServices/sally/images/eu_week3_dpred.png?)