The Hellmann number (H) is a cold index mainly used in The Netherlands and Germany. It is a measure of the cold occurring during the
Category: Meteorology
Meteorology is one of the topics I mainly write about. Here you will find articles about interesting meteorological features and weather analyses.

The 12 and 13th of December 2022 were two very extreme weather days in Helsinki. The first day a true blizzard, with wind gusts over

Sea-effect or lake-effect snow refers to convective snowfall which arises when a very cold air mass moves over a relatively warm water surface. This type

After a (for my standards) cold fall and a very cold end of November, the winter stepped up its game in the beginning of December

The winter of 2021/2022 started early in Helsinki and Finland in general. On the 25th of November, the temperature dropped below 0 and it stayed

What exactly is meteorology? Many people think that meteorology has to do with things regarding astronomy, as it is similar to the word meteor. But