07 Sep 2021

Brunei Darussalam is still in the Southwest Monsoon season and is expected to enter the Intermonsoon Season by late September or early October 2021.

As of 11.00 am local time today (7th September 2021), two tropical storms were observed, namely Tropical Storm Conson at the Philippines near 11.9°N 124.3°E, at approximately 1336 km away from our country and Tropical Storm Chanthu at the Western Pacific Ocean near 15.6°N 136.6°E at approximately 2689 km away from our country as shown in Figure 1 and Figure 2.

Tropical Storm Conson and Tropical Storm Chanthu are expected to move Northwestwards away from Brunei Darussalam.

2. Brunei Weather Situation:
Our country’s weather will not be affected directly by both of the tropical storms apart from an increase in the Southwesterly wind speed especially at the sea and coastal areas on the 8th and 9th September 2021 due to the indirect influence of Tropical Storm Conson.

Showers, thundery at times with gusty winds are expected especially over the sea areas in the next upcoming 2 days and will becoming generally fair and occasionally windy.

Generally, wave height is slight under 1.0 m. However, wave height is expected to increase up to 1.8 m on the 9th and 10th September 2021 due to increase in Southwesterly wind speed.

3. Our Advice:
Members of the public are advised to take note of the risk of flash floods especially at low-lying and flood prone areas during heavy showers or thundershowers as well as the risk of falling trees during gusty condition. Public, road users and fisherman are advised to always be up to date with the latest weather forecast, advisory and warning issued by Brunei Darussalam Meteorological Department, and to take precaution and any necessary actions to ensure safety.

We shall continue to monitor the weather conditions and will issue weather advisories or warnings if necessary.
Latest weather information, advisories and warnings can be accessed easily through our mobile app, Brunei WX, as these weather information, advisories and warnings can be received immediately after they are issued. Latest weather information can also be obtained by contacting the duty meteorological forecaster at our Forecast Centre, through our Weather Line 114, by visiting our website at or follow our Facebook @bruneiweather and Instagram @bruneiweather.

Wallahu a’lam Bissawab.