The Malaysian Meteorological Department (MetMalaysia) has issued a warning for thunderstorms and heavy rain expected to occur in Miri, Marudi, and Limbang until 12 noon today (July 12).
This warning has been issued due to indications of thunderstorms with rainfall intensity exceeding 20mm/hour, which is likely to persist for an hour or more.
Thunderstorm warnings are short-term alerts valid for a maximum of six hours for a particular forecast area. The warning was issued at 9am today.