IMGW forecast: storms first, then heatwave up to 38°C from July 18

Poland's meteorological institute IMGW forecasts scattered showers and thunderstorms across much of the country in the coming days. Temperatures are expected to rise gradually from early next week, with a return of intense heat — up to 38°C — forecast from July 18. The weather pattern will be unsettled before a sharp warm-up mid-month.