Transport may be affected in various parts of the region. He called for "a united protest against the Central government move to rock the secular foundation of the country", reported The Hindu.
Canadian and British governments have also issued similar advisories.
Almost 10,000 protesters have held a one-day hunger strike in northeastern India. Hundreds of people protesting against the amended Citizenship Act since morning blocked roads in and around the Sankrail railway station and also set a few shops on fire, police sources said.
Police on Friday fired tear gas and used baton charges to disperse scores of students demonstrating at Jamia.
CAB was passed by both houses of Indian parliament this week.
Protesters walk past a cement mixer lies toppled during Wednesday's protest against the Citizenship Amendment Bill (CAB) in Gauhati, India, Thursday, Dec. 12, 2019.
Opec says it pumped less oil in November
Brent futures LCOc1 fell 48 cents to 63.86 dollars per barrel by 1220 GMT, set for their biggest daily fall since December 2. At 447.9 million barrels, crude stocks were about 4% above the five-year average for this time of year, the EIA said .
The bill does not clarify why minority migrants from Bangladesh, Pakistan and Afghanistan are favoured over those fleeing Sri Lanka and Myanmar from where minority Muslims have sought refuge in India.
Many in the far-flung, resource-rich region fear the new legislation will grant citizenship to large numbers of immigrants from neighbouring Bangladesh, who they accuse of stealing jobs and diluting the region's cultural identity.
The organisations include United Against Hate, Karwan-e-Mohabbat, Citizens for Peace and Justice, Krishak Mukti Sangram Samiti (KMSS), Joint Forum Against NRC (WB), National Alliance for Peoples Movements (NAPM), Peoples Union for Civil Liberties (PUCL), Gandhi Peace Foundation, Rashtra Seva Dal, Sarv Seva Sangh, All India Progressive Women's Association and Swaraj Abhiyan, among others.
With five chief ministers from Opposition parties saying that the citizenship law would have "no place" in their respective states, top sources in the Ministry of Home Affairs Friday said that states have no powers to reject the implementation of the new law.
Japanese Prime Minister Shinzo Abe was scheduled to fulfill Prime Minister Narendra Modi in Guwajhati subsequent week, however Mr Abe cancelled his go to to the nation amid violent protests over the contentious legislation.