# An ANN Model Trained on Regional Data in the Prediction of Particular Weather Conditions
## Appendix D Sensitivity Analysis for Each Input Parameter Of Model
\begin{table}
\begin{tabular}{l c c} \hline
**Input Out** & **Training MSE** & **Testing MSE** \\ \hline Mean pressure 1 day ago & 10.5840 & 13.7433 \\ Dew duration 2 days ago & 10.5257 & 13.6365 \\ Dew duration 1 day ago & 10.4687 & 14.3820 \\ Sum of precip 1 day ago & 10.4163 & 14.2739 \\ Dew duration 3 days ago & 10.3711 & 14.3944 \\ Wind speed 1 day ago & 10.2544 & 13.9901 \\ Mean pressure 3 days ago & 10.2285 & 13.8151 \\ Relative humidity 3 days ago & 10.1896 & 13.7449 \\ Cloud cover 1 day ago & 10.1345 & 13.8556 \\ Relative humidity 1 day ago & 10.1337 & 14.6339 \\ Wind speed 3 days ago & 10.0379 & 14.0473 \\ Sum of precip 3 days ago & 9.9644 & 14.5009 \\ Min. temp. at ground level 1 day ago & 9.9450 & 13.9429 \\ Mean temp. 2 days ago & 9.9069 & 14.4427 \\ Sum of precip 2 days ago & 9.8581 & 14.4874 \\ Min. temp. 1 day ago & 9.8550 & 14.9830 \\ Mean temp. 1 day ago & 9.8490 & 15.2247 \\ Min. temp. at ground level 3 days ago & 9.7950 & 14.5681 \\ Max. temp. 2 days ago & 9.7279 & 13.9829 \\ Cloud cover 3 days ago & 9.7204 & 14.1295 \\ Mean temp. 3 days ago & 9.7064 & 14.2510 \\ Mean pressure 2 days ago & 9.6979 & 14.2494 \\ Relative humidity 2 days ago & 9.6714 & 14.5204 \\ Min. temp. 3 days ago & 9.6577 & 14.2914 \\ Cloud cover 2 days ago & 9.6425 & 14.1778 \\ Min. temp. at ground level 2 days ago & 9.6336 & 14.3124 \\ Min. temp. 2 days ago & 9.5946 & 14.4167 \\ Wind speed 2 days ago & 9.5171 & 14.7333 \\ Max. temp. 3 days ago & 9.2872 & 14.6339 \\ Max. temp. 1 day ago & 9.2770 & 15.1178 \\ \hline \end{tabular}
\end{table} 
Table 6: The results of the sensitivity analysis for the prediction of the daily sum of precipitation. \begin{table}
\begin{tabular}{l c c} \hline \hline
**Variable** & **Training MSE** & **Testing MSE** \\ \hline Mean daily wind speed & 1.5095 & 1.3262 \\ Mean daily temperature & 2.0238 & 1.5537 \\ Daily sum of precipitation & 2.0519 & 1.6556 \\ Mean daily atm. pressure & 2.0599 & 1.6657 \\ Daily dew duration & 2.0703 & 1.6514 \\ Minimum daily temperature & 2.0718 & 1.6297 \\ Min. daily temp. at ground level & 2.0823 & 1.6414 \\ Maximum daily temperature & 2.0855 & 1.5734 \\ Mean daily general cloud cover & 2.0984 & 1.616 \\ Mean daily relative humidity & 2.1058 & 1.6688 \\ \hline \hline \end{tabular}
\end{table} 
Table 10: The results of the selection of the most suitable subset of training variables for the prediction of the mean daily wind speed. \begin{table}
\begin{tabular}{l c c} \hline \hline
**Variable** & **Training MSE** & **Testing MSE** \\ \hline Mean daily atm. pressure & 25.2469 & 29.3162 \\ Daily sum of precipitation & 65.7232 & 79.602 \\ Mean daily wind speed & 69.265 & 83.9249 \\ Mean daily general cloud cover & 74.6802 & 83.7544 \\ Min. daily temp. at ground level & 74.8499 & 86.6531 \\ Mean daily temperature & 75.2118 & 86.9998 \\ Minimum daily temperature & 75.2322 & 87.6592 \\ Maximum daily temperature & 75.9025 & 88.0402 \\ Daily dew duration & 76.2899 & 86.9606 \\ Mean daily relative humidity & 76.5645 & 87.7578 \\ \hline \hline \end{tabular}
\end{table} 
Table 9: The results of the selection of the most suitable subset of training variables for the prediction of the mean daily atmospheric pressure. \begin{table}
\begin{tabular}{l c c} \hline \hline
**Variable** & **Training MSE** & **Testing MSE** \\ \hline Mean daily wind speed & 1.5095 & 1.3262 \\ Mean daily temperature & 2.0238 & 1.5537 \\ Daily sum of precipitation & 2.0519 & 1.6556 \\ Mean daily atm. pressure & 2.0599 & 1.6657 \\ Daily dew duration & 2.0703 & 1.6514 \\ Minimum daily temperature & 2.0718 & 1.6297 \\ Min. daily temp. at ground level & 2.0823 & 1.6414 \\ Maximum daily temperature & 2.0855 & 1.5734 \\ Mean daily general cloud cover & 2.0984 & 1.616 \\ Mean daily relative humidity & 2.1058 & 1.6688 \\ \hline \hline \end{tabular}
\end{table} 
Table 11: The results of the selection of the most suitable subset of training variables for the prediction of the daily sum of precipitation.