Temperatures could hit 49C inland today, with high humidity.
It will be hot and hazy across the country.
On the coast temperatures will range from 27C and 44C, with 60 per cent to 85 per cent humidity, while inland it will be 25C to 49C with humidity of 55 per cent to 80 per cent.
Winds will be light to moderate, with gusts at times that will kick up dust.
The sea will be slight to moderate in both the Arabian Gulf and Oman Sea.
On Friday, temperatures will rise slightly and it will be humid in the morning, especially in the north of the country.
On Saturday, clouds will develop in the east and the sea could become rough in the Arabian Gulf and Oman Sea.