Sri Vijay Puram, May 25: Thunderstorm with gusty wind (30-40 kmph) and lightning is likely to occur at one or two places over A&N Islands on May 26 & 27. Thunderstorm with gusty wind (40-50 kmph) and lightning is also likely to occur at one or two places over A&N Islands on May 28. Heavy rainfall (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 likely to occur at one or two places over A&N Islands on May 29, 30 & 31.