The Department of Irrigation and Drainage (DID) has issued a flash flood preparedness notice for areas in Pahang, Selangor, Johor, and Sarawak.

In a statement issued as of 5pm today, DID said the notice was based on the rainfall forecast information from the Numerical Weather Prediction model by the Malaysian Meteorological Department and the Southeastern AsiaOceania Flash Flood Guidance System.

According to the information...