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Tokyo’s Oshima faces highest landslide alert as Typhoon Dujuan nears
TUESDAY, SEPTEMBER 22, 2026
Japan issues a Level 5 landslide warning for Oshima in Tokyo’s Izu Islands as Typhoon Dujuan brings heavy rain, with Thais urged to monitor alerts.
Heavy rain to hit Thailand Sept 23–27, Bangkok downpours and 2–3m upper Gulf waves
TUESDAY, SEPTEMBER 22, 2026
Bangkok faces very heavy rain on September 24–27, while small boats in Thailand’s upper Gulf are advised to stay ashore from September 23–27
Thailand’s reservoirs 72% full as 6 provinces face flood risk until September 21
MONDAY, SEPTEMBER 21, 2026
Thailand’s reservoirs were 72% full on September 20, as forecasts warned of over 200mm of rain across three days in parts of six provinces
TMD lists 55 Thai provinces in September 21 heavy rain alert
MONDAY, SEPTEMBER 21, 2026
Thailand faces flash-flood and landslide risks, with very heavy rain forecast in Nakhon Nayok and Prachin Buri on September 21–22
TMD forecasts rain across 80% of Bangkok and central Thailand on September 19
SATURDAY, SEPTEMBER 19, 2026
Ranong and Phang Nga face very heavy rain, while small boats in Thailand’s upper Andaman Sea are advised to stay ashore until September 20
TMD warns of heavy rain and rough seas through September 20
FRIDAY, SEPTEMBER 18, 2026
Thailand faces heavy to very heavy rain through September 20 as Chinese cold air shifts the monsoon trough, with rough seas in the Andaman.
TMD warns of heavy rain and 2–3m Andaman waves on Sept 18
FRIDAY, SEPTEMBER 18, 2026
Thailand faces flash flood and landslide risks, while small boats in the upper Andaman Sea are advised to stay ashore until September 20
TMD forecasts heavy rain, 2–3m Andaman waves Sept 17–20
THURSDAY, SEPTEMBER 17, 2026
Heavy rain is forecast in Thailand’s North and Northeast on September 17, reaching the Central region, East and South on September 18
Heavy rain puts all Thai provinces on five-day flood alert
WEDNESDAY, SEPTEMBER 16, 2026
Thailand warns of flash floods and landslides on September 16-20, with Bangkok drainage risks and rough seas off six southern provinces.
ONWR warns 28 provinces in five regions of floods on September 15–19
TUESDAY, SEPTEMBER 15, 2026
Thailand’s water agency urges checks on small and medium reservoirs above 80% capacity in 14 provinces during September 15–19, 2026.