\begin{figure}
    \centering
    \begin{subfigure}{0.98\linewidth}
        \frame{\includegraphics[width=\linewidth]{images/superstorm1.png}}
        \label{fig:superstorm1}
        \caption{}
    \end{subfigure}
    \begin{subfigure}{0.98\linewidth}
        \frame{\includegraphics[width=\linewidth]{images/superstorm2.png}}
        \label{fig:superstorm2}
        \caption{}
    \end{subfigure}
    \begin{subfigure}{0.98\linewidth}
        \frame{\includegraphics[width=\linewidth]{images/superstorm3.png}}
        \label{fig:superstorm3}
        \caption{}
    \end{subfigure}
    \caption{ ... }
    \label{...}
\end{figure}