- System: Cyclone Montha that is forming around southeast Bay of Bengal.
- Timeline: It is projected to develop into a depression on October 25, a strong cyclonic storm on October 27, and travel to Tamil Nadu coast.
- IMD Alert: Orange Alert declared on October 27 on Chennai, Tiruvallur and Ranipet districts. Other districts such as Cuddalore, Villupuram, Chengalpattu, Puducherry and Karaikal on guard.
Current Situation:
- Heavy to very heavy rain fell in the districts of southern and northern Tamil Nadu.
- Maximum rainfall: Pallipattu (Tiruvallur)- 15 cm, Nalumukku (Tirunelveli) -12 cm, Oothu (Tirunelveli)- 11 cm.
- Prognosis: Thunderstorms, light and moderate rain until October 28, with possible intermittent heavy downpours.
- Weather: Chennai day -29 o C, night -2425 o C.
Exam-Oriented Facts:
- The North Indian Ocean name cyclones with rotating names given by IMD based on member countries.
- The fifth cyclone in the Bay of Bengal during 2025 is known as Cyclone Montha.
- Orange Alerts are warnings to be ready in the case of excessive rainfall of very heavy to extremely heavy intensity.
- Bay of Bengal cyclones often occur at the time of October-December because of post-monsoon.
Preparedness Measures:
- Citizens and fishermen in the coastal areas were advised to stay off the sea; the winds are likely to reach 60 70 km/h, with a gust speed of 80km/h.
- Tamil Nadu disaster management teams on high alert; local governments planning the relief.
- IMD still keeps track of storm path to keep up to date.
Month: Current Affairs - October 25, 2025
Category: Bay of Bengal weather alerts