Rain may commence over eastern parts of Rajasthan and Gujarat region by August 17 and 18. During this time, Kota, Bundi, Bhilwara, Jhalawar, Chittorgarh, Udaipur, Tonk in Rajasthan and Ahmedabad, Vadodara, Panchmahal, Surat, Valsad, Bhavnagar and Amreli in Gujarat may start receiving scattered rain.