A grey, chilly weekend, with thunderstorms and graupel on the coast on Sunday

According to Interia's forecasts, based on IMGW data, Saturday will be cloudy almost everywhere, with sunny spells only in the north-west. There will be showers, heaviest on the coast, where up to 15 l/m² of rain may fall.

Saturday: warmest in the south-east

Temperatures will range from 12 to 16°C. It will be cooler, around 11°C, in the Suwałki region and the Podgórze area. The south-east will be warmest, at up to about 18°C. Wind gusts may reach 60 km/h by the sea and in the mountains, and 70 km/h in the Sudetes.

Sunday: thunderstorms and graupel

Sunday will be cooler, at 11–15°C, and around 10°C in the Sudeten valleys. Thunderstorms are possible on the coast, in places with graupel. Graupel is small, white, crumbly pellets of iced-over snow that usually fall in showers in cold air.

Up to 10 l/m² of rain may fall in the south-east and up to 15 l/m² by the sea. Wind gusts will reach up to 55 km/h on the coast and up to 70 km/h in the Sudetes.

No improvement next week

“The weather broke down just before the weekend and won't have time to improve by the end of the week,” Interia writes. Next week is expected to stay cloudy, cool and wet, but the wind will be weaker.

At the time of writing we found no IMGW warnings for the weekend. Warnings can be issued at any time, so it is worth checking meteo.imgw.pl before setting off.