Jalpaiguri (WB), May 3 (PTI) A heavy storm in Jalpaiguri district today affected surface communication and led to derailment of four bogies of a passenger train leaving 2 persons injured as tracks lay blocked with uprooted trees, officials said. A relief van from Alipurduar was yet to reach Madarahit where passengers of the Siliguri-Alipurduar passenger train are stuck, railway officials said. Madarahit BDO Hirak Mondal, who has not been able to reach the spot as the roads are blocked with uprooted trees and electric poles, said police officers are already on the spot but no casualties are feared. Railway tracks in many parts of the Dooars forest are surrounded by trees on both sides. Officials said many parts of the state roadways and the NH-31 remain blocked by uprooted trees and electric poles. Electric supply has also been disrupted as a result along with damages to many huts in the region.