SAFETYBackground
Flood risk covers 3,900 sq km in northern Thailand
GISTDA warned on August 21, 2026, that over 3,900 square kilometers in northern Thailand are at very high flood risk, especially in Sukhothai and Phitsanulok provinces. Floodwaters are spreading across provincial boundaries into Uttaradit, Phichit, and Kamphaeng Phet.
Context — no action needed.
Part of an ongoing situationMonsoon flooding across Thailand19 developments →