SnowWind
Journal
Series
The Science of Powder
Why Hokkaido powder behaves the way it does — snow-liquid ratio, dryness, snow-type classification. One concept per instalment, every claim labelled.
3 articles
Articles Part 3 September 19, 2026
The Science of Powder (Part 3): From SLR to a dryness score — fact and inference
Furano City publishes a 0–100 dryness index and one anchor point. How we wired it into our model, and why the line between must be labelled inference.
Read → Part 2 September 12, 2026
The Science of Powder (Part 2): Snow-liquid ratio, a dry-snow line you can measure
Snow-liquid ratio quantifies how airy a snowfall is. How it is calculated, how temperature drives it, and why forecast snowfall cannot give it to you.
Read → Part 1 September 5, 2026
The Science of Powder (Part 1): Why Hokkaido snow behaves the way it does
Hokkaido snow will not hold a snowball. Part 1 traces it to the Sea of Japan, the winter monsoon and temperature — and why 30 cm is not always 30 cm.
Read →