The diversion has been designed in co-ordination with the General Directorate of Traffic to facilitate construction on the Al Rayyan Road Upgrade project, Ashghal said.
In order to implement the development works, Ashghal will close parts of Tihama and Al-Mansour streets in both directions.
The diversion, which is being done in coordination with the General Directorate of Traffic, will start on Saturday.
Weather officials warned that heavy rainfall was expected for the next four days.
The EU on Thursday vowed not to limit air traffic controllers' right to strike, after Ryanair and IAG demanded action to end crippling stoppages that they say are bringing misery to hundreds of thousands of holidaymakers.