Sri Vijaya Puram, Sept. 23: Heavy rain (07-11 cm) is very likely to occur at one or two places over A&N Islands and thunderstorm with gusty wind (40-50 kmph) and lightning is also very likely to occur at one or two places over A&N Islands on Sept. 24. Thunderstorm with gusty wind (40-50 kmph) and lightning is very likely to occur at one or two places over A&N Islands from Sept. 25 to 29. Squally weather with wind speed reaching 40 – 50 kmph occasionally gusting 60 kmph is likely to prevail along and off A&N coasts.