Thunderstorms with heavy rain and strong winds are expected to occur in seven states up until 4pm today.

According to the warning issued by the MetMalaysia, the states are Kedah, Penang, Pahang, Perak, Johor, Sarawak and Sabah.

In Kedah, the areas to be affected are Kuala Muda, Sik, Baling, Kulim and Bandar Baharu, while in Penang, the areas are...