Nation Thailand
TMD lists provinces facing downpours across upper Thailand
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The Thai Meteorological Department (TMD) issued a weather advisory on Monday (August 17, 2026).
Key facts
- It forecast heavy to very heavy rain across upper Thailand from Tuesday (August 18) to Friday (August 21).
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- People should follow TMD announcements and can obtain information from the department’s website or by calling 0-2399-4012-13 or 1182, 24 hours a day.
- Thailand is forecast to experience isolated heavy to very heavy rain from Tuesday (August 18) to Friday (August 21), particularly in the North and Northeast.
Summary
It forecast heavy to very heavy rain across upper Thailand from Tuesday (August 18) to Friday (August 21).
The provinces expected to be affected are listed below.