Six states are already reeling under floods. Now the government has warned that 12 others might witness floods due to "extreme to very heavy rainfall".
Assam, Bihar, Odisha, Meghalaya, Uttar Pradesh and West Bengal are already heavily inundated. Hundreds have died and lakhs have been affected.
But rains in the future will sharply increase water levels of 14 rivers and tributaries.
Heavy rains and floods likely in these states