This is the 11008th most frequent German word.
schneefall
Snowfall.
Here, 'Schneefall' is used as a noun referring to the event of snow falling.
Der Schneefall begann am frühen Morgen.
The snowfall began early in the morning.
In this sentence, 'Schneefall' describes a specific weather condition or phenomenon, highlighted by the adjective 'heftigem'.
Wir haben in den Nachrichten von heftigem Schneefall gehört.
We heard about heavy snowfall in the news.
Here, 'Schneefall' indicates a completed weather event that occurred previously.