Heavy Rain Warning: May 14-18, 2026. Beware of Floods.

Thairath•Society•17d ago

Reader Briefing

Thai Meteorological Department issues a severe weather warning for heavy rainfall and potential flash floods across multiple regions from May 14-18, 2026.

•The Thai Meteorological Department has issued its third announcement warning of heavy to very heavy rainfall.
•The forecast covers the Northern, Central, Eastern, and Southern regions of Thailand.
•Residents are advised to be aware of flash floods and forest runoff, especially in low-lying and upstream areas.
•Boaters are cautioned, with specific advice for small vessels in the Andaman Sea.

Overview

•The Thai Meteorological Department announced heavy to very heavy rainfall across Thailand and strong winds in the Andaman Sea, issuing Announcement No. 3.
•The warning is effective from May 14-18, 2026, with increased rainfall expected during this period.
•The public in the Northern, Central, Eastern, and Southern regions should beware of dangers from heavy to very heavy rainfall and accumulated rainfall, potentially causing flash floods and forest runoff.
•Special attention is advised for people in hilly areas near watercourses and in low-lying areas due to the risk of flash floods and forest runoff.
•The forecasted weather is due to a strong low-pressure area over the lower Bay of Bengal moving to the upper Bay of Bengal, coupled with strengthening southwest monsoon winds.
•Waves in the Andaman Sea and Gulf of Thailand will become rough, with the Andaman Sea experiencing waves of 2-3 meters and over 3 meters in thunderstorm areas from May 15-18, 2026.
•Fishermen in the affected areas should navigate with caution, avoid thunderstorms, and small boats in the Andaman Sea should refrain from setting sail during this period.
•The public is urged to follow announcements from the Thai Meteorological Department and can obtain information from its website or hotlines 0-2399-4012-13 and 1182.

Full article content is available on the original source.

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Source: Thairath (Original)

Key Quotes

กรมอุตุนิยมวิทยา (Thai Meteorological Department)

"The public in the affected areas should beware of dangers from heavy to very heavy rain and accumulated rainfall, which may cause flash floods and forest runoff."

ขอให้ประชาชนในบริเวณดังกล่าวระวังอันตรายจากฝนตกหนักถึงหนักมากและฝนที่ตกสะสมซึ่งอาจทำให้เกิดน้ำท่วมฉับพลันและน้ำป่าไหลหลาก

กรมอุตุนิยมวิทยา (Thai Meteorological Department)

"Fishermen in the areas should navigate with caution and avoid sailing in areas with thunderstorms. Small boats in the Andaman Sea should refrain from leaving shore during these dates."

ขอให้ชาวเรือในบริเวณดังกล่าวเดินเรือด้วยความระมัดระวังและหลีกเลี่ยงการเดินเรือในบริเวณที่มีฝนฟ้าคะนอง ส่วนเรือเล็กบริเวณทะเลอันดามันควรงดออกจากฝั่งในช่วงวันดังกล่าวนี้ไว้ด้วย

Key Entities

Organization

Thai Meteorological Department(กรมอุตุนิยมวิทยา)ℹ️

The government agency responsible for issuing weather forecasts and warnings across Thailand, notably issuing announcement No. 3 regarding heavy rainfall and potential floods.

Place

Andaman Sea(ทะเลอันดามัน)ℹ️

A body of water off the west coast of mainland Southeast Asia, mentioned in the meteorological announcement regarding expected strong waves and thunderstorms.

Gulf of Thailand(อ่าวไทย)ℹ️

A shallow inlet of the South China Sea, part of the Western Pacific Ocean, mentioned in the meteorological announcement regarding expected strong waves.

Bay of Bengal(อ่าวเบงกอล)ℹ️

The northeastern part of the Indian Ocean, mentioned as the source region for a low-pressure area influencing Thailand's weather.