The strengthening moderate monsoon trough lies across the lower South while the moderate northeast monsoon prevails over the upper Gulf, the the upper South and the upper Andaman Sea with isolated heavy to very heavy rains in the South. The moderate winds and waves in the upper Gulf and the Andaman Sea offshore are expected 1-2 meters high and above 2 meters high in thundershowers. In the lower Gulf and the lower Andaman Sea, the waves are expected about 1 meter high and above 2 meters high in thundershowers.