Sri Vijaya Puram, June 9: Thunderstorm with lightening along with gusty wind (40-50) kmph is very likely to occur at one or two places over A&N Islands on June 10, 11, 12, 13, 14 & 15. Squally weather with strong surface wind 40-50 Kmph gusting to 60 kmph is very likely along and off A&N Coast. Sea conditions are also very likely to be rough. Fishermen have been advised not to venture into the Andaman Sea till June 13.