Heavy Rainfall to Lash North Tamil Nadu, Wet Spell Likely Until August 13: RMC

Quick Summary

• The Regional Meteorological Center (RMC) predicts intense rainfall across northern districts of Tamil Nadu on Friday, August 8, 2025.
• An upper air cyclonic circulation over the southwest Bay of Bengal is causing heavy downpours in districts like Tiruvannamalai, vellore, and Tirupattur. Surrounding areas such as Kallakurichi, Cuddalore, Chengalpattu and Kancheepuram also expected to receive significant rain.
• Rainfall forecast extends into Saturday for Dharmapuri, Vellore, Krishnagiri, Tirupattur and Tiruvannamalai districts.
• Thunderstorms are likely in Chennai along with a slight drop in day temperatures for two days; Chennai recorded near-normal temperatures of 34.5°C.
• Madurai experienced the highest temperature statewide at 40°C on Thursday while Wallajah in Ranipet district recorded the heaviest rainfall of 13 cm during the past 24 hours ending Thursday morning.
• Northern districts may see reduced rain deficits due to prolonged wet spells predicted till August 13. tamil Nadu has recorded monsoon rainfall of 14.5 cm thus far-a measurement deemed to be normal by RMC.

Indian Opinion analysis

the forecasted widespread rainfall presents both opportunities and challenges for northern Tamil Nadu. While heavy rains may offset deficits and bolster agricultural prospects in regions historically reliant on late-season precipitation-like Krishnagiri and Dharmapuri-the threat of intense localized downpours raises concerns about potential flooding or disruption in urban areas like Chennai.Tamil Nadu’s overall seasonal monsoon performance exceeds expectations at a surplus level (+7% above average), reflecting favorable weather patterns. However,variability remains sharp; regions like Madurai continue battling heat extremes while others experience excessive rainfall that demands infrastructure adjustments for water management.With showers predicted until mid-August combined with thunderstorm activity near populated hubs such as Chennai-a balanced response must prioritize safety needs alongside rainwater utilization strategies critical amid expanding climate unpredictability.

For more details: The Hindu