A disturbance persist in east central Arabian sea off coast of Karnataka and it is expected to develop into a low pressure in the next 48 hours. This disturbance remains in a area of favorable wind shear due to the presence of an upper anticyclone positioned over it Sea surface temperature looks favorable,with a threat of dry air which would inhibit any significant development. Computer models are showing some slow development of this system as it moves westward in the coming days. Widespread heavy rain is likely for coastaland South Interior parts of Karnataka due to this system. Isolated Thunderstorms are expected for the north and central TN coast, while Interior TN would be getting widespread heavy thunderstorms.
Heavy rainfall districts:
Coimbatore, Salem, Erode, Karur, Dindugul, Salem ,Ghats along Nilgiris, Dharmapuri and Krishnagiri.
Moderate rainfall districts:
Thiruvanamalai, Vellore, Villupuram and South TN.
Chennai : city will see max temperature moving closer to 31C. Rains are likely in the afternoon time.
Coimbatore : Max temperature will be around 30C.Thunderstorms can be expected during evening/night.
Madurai : City will be pleasant as the max temperature will be inching close to 29C. Sky will be cloudy with a high Probability of thunderstorm during evening/night.
Vellore : Temperature will be around 30C.Chance of rain is high during evening hours.
Trichy : Thunderstorm are likely during later part of day with temperature settling close to 32C.