Sri Vijaya Puram, Nov. 23: Heavy to very heavy rainfall (07-20 cm) is very likely to occur at one or two places over Nicobar Island. Thunderstorm with gusty wind (40-50 kmph) and lightning very likely to occur at one or two places over Andaman & Nicobar Island on Nov. 24, 25 & 26. Heavy rainfall (07-11 cm) is very likely to occur at one or two places over Nicobar Island. Thunderstorm with gusty wind (40-50 kmph) and lightning is very likely to occur at one or two places over Andaman & Nicobar Island on Nov. 27 & 28.