Port Blair, May 3: As per the Meteorological Department’s weather report, thunderstorm with lightning is likely to occur at one or two places over A&N Islands on May 4, 6 & 7. For further enquiries / information, one may contact helpline of State Emergency Operation Centre at Helpline No. 1070 & District Emergency Operation Centre at Helpline No. 1077. For any emergency/assistance at sea, call Coast Guard SAR Agency at Toll Free number 1554.