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Weather Advisory
Subject: Variable weather in upper Thailand
and heavy to very heavy rains in the South
No.8 (291/2026)
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During 5–7 November 2026, variable weather are possible following with thundershowers, gust, hail 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.
During 7–9 November 2026, more rain 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.
This is due to the another high-pressure system from China will extend to upper Thailand and the South China Sea leading to the easterly wind prevailing over Thailand and the Gulf 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 5 November
2026, at 5.00
a.m.
This next issue will be on 5 November 2026, at 5.00 p.m.
(Signed) Nattawut Dandee
(Mr. Nattawut Dandee)
Deputy Director-General
Acting Director-General, Thai Meteorological Department