Heavy to Very Heavy Rains in the South And variable weather in upper Thailand No.5 (277/2026)

Weather Advisory

Subject: Heavy to Very Heavy Rains in the South

And variable weather in upper Thailand

No.5 (277/2026)

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During 25–28 October 2026, continuous rainfall with scattered heavy rains and isolated very heavy rains are forecast in the South. People in the South should beware of heavy to very heavy rains and accumulation that may cause flash floods, overflows and landslides especially along the waterways near foothills and lowlands.

During 25–27 October 2026, variable weather are possible following with thundershowers, gust and isolated heavy rains in the Northeast for the first period then the rest regions. People in the upper country should beware of severe conditions by keeping off outdoor places, big trees and unsecured billboards.

This is due to the high-pressure system from China will extend to upper Thailand and the South China Sea leading to the easterly wind prevails over Thailand and the Gulf while the monsoon trough lying across the South will strengthen.

In the Andaman Sea and the Gulf, the waves are expected more than 2 meters high in thundershowers. All ships should proceed with caution and keep off thundershowers.

The advisory is in effect on 25 October 2026, at 5.00 p.m.
This next issue will be on 26 October 2026, at 5.00 a.m.

                                                                  (Signed)        Nattawut Dandee    

                                                                                 (Mr. Nattawut Dandee)

                                                                                Deputy Director-General

                                                            Acting Director-General, Thai Meteorological Department