Chennai, Nov 27 (UNI) Cyclonic storm 'Nisha' remained practically stationary over Southwest Bay of Bengal and lay centred close to Nagapattinam district of Tamil Nadu at 0230 hrs today.
The Met officials said the system was likely to move in a northwesterly direction and cross Tamil Nadu Coast, close to north of Nagapattinam.
Under its influence, rainfall at most places with heavy to very heavy falls at a few places and isolated extremely heavy falls ( above 25 cm) is likely over Tamil Nadu and Puducherry during next 24 hours.
Rainfall at many places with isolated heavy to very heavy falls is also likely over Kerala, south interior Karnataka and Lakshadweep during the same period.
Gale winds speed reaching 65 to 85 kmph and even up to 95 kmph were likely along and off Tamil Nadu and Puducherry Coasts during the next 12 hours.
The condition of the sea would be rough with high to very high tides along and off these coasts.
Storm surge of about one meter above the astronomical tide was likely over coastal areas of Thiruvalur and Nagapattinam districts of Tamil Nadu at the time of landfall.
The officials warned of damage to thatched huts and trees causing minor damage to power and communication lines in the coastal districts of Tamil Nadu and Puducherry.
Fishermen were advised not to venture into the sea during next 24 hours.
UNI GM SW RK1055