The warning was issued today by the Port Moresby Warning Centre (PMWC) for provinces in the Southern Region including Milne Bay, Oro and some parts of Central.
The PMWC reports that there will be heavy rain, showers and occasional thunderstorms associated with the monsoon trough to be experienced for the next couple of days.
The coastal areas will be greatly affected by the heavy rain and occasional thunderstorms.
Heavy rains are forecasted to occur and persist over these areas causing flooding and landslides.
