Fog is expected to return to the UAE on Sunday morning, causing reduced visibility across some parts of the country. Fog alerts were issued by the National Centre of Meteorology for areas around Dubai and Sharjah. Forecasters said the fog should lift by 8.30am. Temperatures will hover around 35°C with the highest humidity levels at night. The afternoon will see clouds forming with the chance of some rainfall. Conditions in the Arabian Gulf and the Oman Sea are expected to be slight to moderate.