Cloud cover will increase during the day, especially over eastern and northern parts of the country, the National Centre of Meteorology has forecast. It also warned of dust clouds over some exposed areas due to north-westerly winds which could reach speeds of 40kph. Humidity could also increase into the evening, with the Arabian Gulf sea to be very rough. Maximum temperatures across the country could reach 29C, while it could drop to as little as 8C in some areas. Humidity, meanwhile, could reach as high as 90 per cent in some areas.