Temperatures across the UAE will reach the mid-40s on Saturday.
In Abu Dhabi, the maximum is forecast to reach 44°C and in Dubai it should reach 41°C.
Along the coast and islands the maximum is likely to be 43°C with 80 per cent humidity, and the mountains are expected to hit 37°C with 60 per cent humidity.
The interior is expected to reach 45°C with up to 75 per cent humidity
The National Centre of Meteorology said Saturday would be fair to partly cloudy at times, with a chance of some convective clouds forming.
There will be light to moderate winds, freshening at times to cause blowing dust.
The sea will be slight in the Arabian Gulf and in the Oman Sea.