The quote vividly depicts the emotional intensity of missing someone. "Missing you comes in waves" portrays the unpredictable nature of grief and longing, often hitting in sudden surges. "Tonight I am drowning" conveys an overwhelming feeling, as if the depth of sorrow is so profound that it's akin to drowning in sorrow.
In the first sentence, "missing you comes in waves," the waves symbolize the unpredictable and fluctuating nature of grief. Just like waves in the ocean, the intensity of missing someone can ebb and flow. In the second sentence, "tonight I am drowning," the metaphor of drowning emphasizes the suffocating and all-encompassing feeling that can accompany intense grief. It suggests that, at this moment, the pain of missing the person is particularly overwhelming.
Overall, the quote vividly captures the emotional experience of longing and missing someone, portraying it as an unpredictable and deeply immersive feeling that can be especially intense at certain times.