A cascade of unusually destructive storms has torn through South and Southeast Asia, killing at least 1,200 people — a toll that is likely to rise — and displacing millions more.

Governments and aid agencies across Indonesia and Sri Lanka are rushing supplies to hundreds of thousands stranded after monsoon floods and cyclones killed more than 1,300 people in four countries.

By Willy Kurniawan PALEMBAYAN, Indonesia, Dec 1 (Reuters) - The death toll from cyclone-induced floods and landslides in Indonesia passed 600 on Monday as rescuers battled to clear roads and improved weather conditions revealed the scale of a disaster that has killed nearly 800 people in Southeast Asia.

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Satellite imagery captured the extent of the flooding that devastated parts of South East Asia in late November, killing at least 1,200 people.These images, captured by Planet Labs PBC, show extensive flooding in the Colombo and Kaduwela areas of Sri Lanka (images 1-2),

The region faces record typhoon activity, highlighting the need to improve forecasting, disaster preparedness, and data sharing

Wassana Suthi spent last week trying to keep a nursing home running as the floodwaters rose around her in the southern Thai city of Hat Yai, cutting the home off from outside help, bar one helicopter dropping supplies on the roof.

The death toll from floods across large swaths of Southeast Asia rose to at least 321 on Friday, with authorities working to rescue stranded citizens, restore power and communications and co-ordinate recovery efforts as the waters began to recede.