Upload vector layers to Windy.com in order to check the weather for your trip

KML layer at Windy.com

It’s been about half a year since Windy.com launched an option to upload .kml, .gpx and .geojson files into the weather map. It happened thanks to the Leaflet-kml plugin, available here. Apart from the Leaflet Javascript API map software, where we can use this plugin for loading our own .kml files, we can add them … Read more

Short heat plume with record-breaking temperatures

UK Heatvawe 2019

Late July is usually the hottest period in Europe, especially in the countries located further from the Atlantic influence. Unless we are talking about the areas, that lie close to the western shore, then the highest temperatures fall in August usually. Living in Poland I always deemed this period of the year as something like … Read more

Horizontal visibility as the main factor of long-distance observations, part 2 – contrast, human perception and weather forecast

Bryce Canyon horizontal visibility

In the 1st part of this article, I have explained the relationship between visibility and weather conditions as well as an astronomical factor and light scattering issue. Now I would like to explain the contrast phenomena and human eye perception of the view, which are also integral elements of long-distance observations. Recently the contrast issue … Read more

Why the haze is an important weather factor, part 2 – impact on visibility and light scattering

Haze impact on light scattering

This writing is a continuation of a whole article about haze as an important weather factor. Previously I have described the basic types of haze and I drew attention to the impact the atmospheric aerosols on human health. Now, in terms of the continuation, I would like to describe the impact of haze on the … Read more

“Beast from the east” a nightmare for British people

Beat from the east Cambridge UK

“Beast from the east” is the common British expression for the wintry air mass, that comes to Britain mainly from the east or northeast. It happens when a big land-based high-pressure system is coming to Eastern Europe and bringing arctic air mass from north-west Russia (The White Sea or the Ural Mountains) to Central and … Read more