 Later that week, beginning 22 December, North Sumatra experienced abnormally high rainfall which also caused flooding 

Typhoon Utor was blamed for heavy rains of up to 350 mm within 24 hours in southern Peninsular Malaysia, specifically Johor, Negeri Sembilan, Malacca and Pahang, causing massive floods within the southern region on 18 December 2006, which were considered as the worst in the history of the southern region of Malaysia.However, there were also reports a few days earlier that adverse weather was not to be blamed on the typhoon.The worst-affected areas were Segamat and Kota Tinggi, where both towns were totally inaccessible via land transport routes after all main roads leading to those towns were flooded.