Final answer:
Based on the information provided, it is not possible to determine the exact duration of the storm or how long it took for the ships' food and wine to be depleted.
Step-by-step explanation:
The information provided does not specifically mention the duration of the storm and how long it took for the ships' food and wine to be depleted.
Therefore, based on the information given, it is not possible to determine the exact length of time the storm lasted or the depletion of supplies. We can only infer that the storm had a significant impact on the availability of food and wine, resulting in a scarcity that affected both the poor and the rich.