The UAE will see a mainly sunny Wednesday, with the probability of some clouds forming over the east of the country. Top temperatures could hit 45°C in Dubai and 44°C in Abu Dhabi on Wednesday, the National Centre of Meteorology forecast. Humidity will increase during the night and early on Thursday. In some parts of the country, particularly in coastal regions, humidity levels are expected to hit as high as 90 per cent, the weather bureau said. Conditions will be slight to moderate in the Arabian Gulf and in the Sea of Oman.