Heavy thunderstorms and flash floods expected this weekend Staff Reporter HEAVY thunderstorms are expected across various parts of the country this weekend, with flash floods likely in some areas. The Namibian Meteorological Service has predicted that the storms will particularly affect the central-northern regions, as well as Omaheke and //Kharas. The public is advised to remain cautious. This week has already brought notable showers across the country, affecting several regions from north to s