The mod Snow is water [B41.74 Legacy] (or its variations) fixes a logical gap in the base game: by default, rain barrels do not collect water during winter when it snows.
Snow typically fills containers at a slower rate (often 50% ) compared to rain. The mod Snow is water [B41
It takes a large volume of snow to produce a small amount of liquid water (the ratio is roughly 10:1). The mod Snow is water [B41
In a survival scenario, snow should be boiled before drinking to ensure it is clear of contaminants. The mod Snow is water [B41