The IMD has forecast isolated heavy rainfall for Kerala, coastal Karnataka and Tamil Nadu.
Northeast India is also expected to see rain on October 1.
Thunderstorms and gusty winds are forecast in the affected areas.
Delhi, Haryana and Punjab are expected to stay dry.
Delhi’s temperatures were expected to rise through the day.
The IMD issues regular forecasts covering rainfall, temperature and wind conditions across India’s states.
Kerala and the Northeast often see late-season rainfall extending into October in a typical monsoon withdrawal year.
Residents in areas with heavy rainfall forecasts are generally advised to avoid waterlogged roads and stay updated on local alerts.
Weather warnings of this kind are typically issued a day or two in advance to allow for local preparedness.
India’s monsoon season officially winds down through September and October, with the exact timing varying by region each year.
State disaster management authorities in the affected regions routinely monitor conditions during periods of forecast heavy rain.
The IMD tracks weather systems using satellite imagery, radar and a network of surface observation stations.
Fishermen along affected coastlines are typically advised to avoid venturing into the sea during periods of thunderstorm activity.
Gusty winds accompanying thunderstorms can pose risks to loose structures, trees and power lines in affected areas.
The IMD forecast isolated heavy rainfall for Kerala, coastal Karnataka, Tamil Nadu and Northeast India on October 1.
Thunderstorms and gusty winds were expected to accompany the rain in several southern areas.
Delhi, Haryana and Punjab were forecast to stay dry on the same day.
Temperatures in Delhi were expected to rise through the day.
The contrasting forecast reflects how India’s weather can vary significantly across regions during early October.
Southern and northeastern India continue to see rain spells even as northern India transitions out of the monsoon season.
Coastal Karnataka districts are typically more prone to heavy rain events than the state’s interior regions.
Monsoon rain in Kerala (representative image), Wikimedia Commons, CC BY-SA 4.0
