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ONWR Forecasts Bangkok Flood Drainage by September 28
PPTV HD 36•5:48•Disasters•
News
The Office of National Water Resources (ONWR) predicts that floodwaters in Bangkok will recede within 3-4 days as rainfall decreases.
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Events
Heavy rainfall exceeds 300 mm over two days, flooding over 20 districts in Bangkok.
Actual rainfall exceeds the Meteorological Department's predictions of 200 mm.
ONWR and Met Department meet to adjust rainfall models for prolonged rain scenarios.
Bangkok begins accelerating drainage to clear water within 3-4 days.
Chao Phraya Dam scheduled to increase discharge to 2,500 cubic meters per second next week.
High tides expected to impact Bangkok starting September 29, 2026.
Rain clouds shift from the central region toward western Thailand.
Who & What's Involved
Office of National Water Resources (ONWR)Meteorological DepartmentHAIIChao Phraya DamBang Pakong RiverPaitoon Kengkanchang
Topics
Bangkok FloodingWater DrainageRainfall ForecastingHigh Tide RisksUrban Water Management
Locations
BangkokRangsitBang KapiKanchanaburiRatchaburiPhetchaburi