Visakhapatnam: Powerful lightning measuring 120 kA struck the city on the night of September 29. According to Andhra Pradesh weatherman Praneeth, this could be the most powerful lightning strike of the year that hit the Vizag airport area on Monday night. Parts of Guntur, Krishna, NTR Vijayawada, Palnadu, and Bapatla may also receive thunderstorms and rain in the same period. Visakhapatnam city is expected to see heavy thunderstorms and rain by evening and night. Precautions to follow during a lightning strike:When Outdoors :Seek shelter immediately in a sturdy building or inside a car with windows closed.