Many parts of the Mekong sub-region remained shrouded in widespread smoke haze. Hotspot activties continued to be detected mainly in Myanmar, Lao PDR and Cambodia, and isolated hotspots were detected in Thailand and parts of Viet Nam. Dense haze was observed over eastern Myanmar, northern Thailand and northern Lao PDR. The Mekong sub-region is expected to remain generally dry in the next few days. Hotspot activities and hazy conditions are likely to continue.

Dense Haze Moderate Haze Hotspots 2500 ft Wind Wind Speed (km/h)

Latest Weather and Haze Situation

Smoke haze continued to persist over many parts of the Mekong sub-region, and scattered hotspots were detected mainly in Myanmar, Lao PDR and Cambodia. Dense haze was observed over eastern Myanmar, northern Thailand and northern Lao PDR. Isolated hotspots were detected in Thailand and parts of Viet Nam. Weather remained generally dry, but some showers fell over parts of Thailand and northern Lao PDR. In the southern ASEAN region, it was generally dry with showers fell mainly over southern Sumatra and Java. There has been a deterioration in the haze situation in Peninsular Malaysia and Riau, Sumatra. Isolated hotspots with smoke haze continued to persist along the east coast of Pahang and Johor of Peninsular Malaysia. There was also an increase of hotspot activities in Riau, Sumatra, where moderate smoke haze can be seen in the vicinity of the hotspots.

Weather and Haze Outlook

Generally dry weather is expected over the Mekong sub-region, except for isolated showers in parts of Thailand and Lao PDR. Winds are expected to be generally light and variable in direction, except for north-easterly and easterly winds over the coastal areas of Viet Nam. Hotspot activities and hazy conditions are expected to persist. In the southern ASEAN region, a gradual increase in shower activities can be expected from mid week. The prevailing winds are forecast to continue blowing from the northwest or northeast.

  • The hotspots depicted in the map are derived from the NOAA satellite and they represent locations with possible active fires. Hotspots may go undetected due to cloudy conditions or incomplete satellite pass.
  • The 2500 ft winds (depicted by arrows) are model analysis winds.