๐ค๏ธ Weather
Snowfall Accumulation Calculator
Forecast snowfall rates are quoted per hour, but what lands on the ground is thinner than the total that falls, because snow settles under its own weight as the storm goes on. Modelling the settling gives a more realistic figure than multiplying rate by hours.
How it works
Snowfall rate
Duration of the storm
Settling and compaction
Snow already on the ground
Temperature
Total snow that falls
Settled depth on the ground
Depth including what was already there
Settled depth
Water equivalent
Storm category
Frequently asked questions
How do I use the Snowfall Accumulation Calculator?
Fill in the fields above โ the result recalculates instantly as you type. Everything runs in your browser, so the values you enter are never collected or stored.
Is this calculator free?
Yes. It is completely free, requires no account, and works on phones, tablets and desktops.