Sri Vijaya Puram, May 29: Thunderstorm with gusty wind (40-50 kmph) and lightning is likely to occur at one or two places over A&N Islands on May 31 & June 1, 2, 3 & 4. Due to squally wind with speed reaching 40 – 50 kmph occasionally gusting 60 kmph is likely to prevail along and off A&N Coast. Fishermen have been advised not to venture in to the sea along and off A&N Coast till June 2.