Thai Weather Service Warns of Heavy Rain in 32 Provinces
Thailand's Meteorological Department has warned of thunderstorms, strong winds and heavy rain across 32 provinces, including Bangkok, raising the risk of flash floods. The forecast for October 15, 2026 predicts continued heavy rain in northern, central, eastern and southern regions, with waves over two metres in the Andaman Sea and Gulf of Thailand. Residents and mariners are advised to take precautions against sudden flooding and rough seas.
The Meteorological Department issued a 24‑hour forecast for October 15, 2026. In the north, thunderstorms cover about 40 percent of the area with isolated heavy rain and strong gusts; provinces such as Tak, Kamphaeng Phet and Phetchabun expect lows of 21‑25°C and highs of 33‑36°C, with easterly winds at 10‑20 km/h. In the northeast, thunderstorms affect roughly 30 percent of the area, mainly around Loei, Chaiyaphum, Nakhon Ratchasima, Buriram, Surin, Sisaket and Ubon Ratchathani, with lows of 22‑25°C, highs of 31‑35°C and easterly winds of 10‑25 km/h. The central region sees thunderstorms over 60 percent of the area and heavy rain in spots, including Nakhon Sawan, Uthai Thani, Chainat, Suphan Buri, Phra Nakhon Si Ayutthaya, Kanchanaburi and Ratchaburi; lows are 23‑25°C, highs 32‑34°C, with southeasterly winds at 10‑20 km/h. The eastern region also has thunderstorms over 60 percent of the area and heavy rain in places such as Nakhon Nayok, Chon Buri, Rayong, Chanthaburi and Trat; lows 24‑26°C, highs 31‑35°C, southeasterly winds 10‑30 km/h, sea waves normally under one metre but exceeding two metres in thunderstorm zones. Southern Thailand’s eastern side (Phetchaburi, Surat Thani, Nakhon Si Thammarat, Songkhla, Yala and Narathiwat) expects thunderstorms over 60 percent of the area and heavy rain in some spots, with lows 22‑25°C, highs 30‑35°C, southeasterly winds 15‑30 km/h, sea waves about one metre high but over two metres in storms. The western southern side (Ranong, Phang Nga and Satun) has thunderstorms over 40 percent of the area and heavy rain in places, lows 23‑26°C, highs 31‑35°C, easterly winds 15‑30 km/h, sea waves around one metre but exceeding two metres in thunderstorm areas. Bangkok and its vicinity are forecast to have thunderstorms over 60 percent of the area, lows 25‑27°C, highs 33‑35°C, with southeasterly winds at 10‑20 km/h.
