Weekly Monitoring: From 22nd May -29th May rainfall ranged between 5-145 mm. During the week heavy rainfall was observed for the South-western regions of the island. On 22nd & 29th May, no rainfall was recorded compared to the rest of the days in the week.
Monthly Monitoring: During the month of April, the entire island has shown an above average rainfall.
7 Day Prediction: For the coming week, an accumulated rainfall of 5 - 55 mm is predicted for the South-western regions of the island, and 5 – 35 mm is predicted for the entire island.
IMD WRF Model Forecast & IRI forecast: For the 1st of June 2012, WRF Model Predicts less than 65 mm rainfall for Kalutara district. The rainfall shall spreads towards Colombo, Gampaha, Kegalle, Ratnapura, Galle and Matara districts with a decreasing pattern. The WRF Model Predicts the same pattern of rainfall to continue on 2nd June 2012 for the above mentioned regions. IRI models forecast 5 - 25 mm of rainfall for the entire country.