Ilam sits in Nepal’s hill or mountain country, where steep terrain and the June-to-September monsoon combine to produce a significant risk of flash flooding and landslides.
Known for its tea gardens in Nepal’s eastern hills, the town receives some of the country’s heaviest rainfall due to its exposure to monsoon winds. Because this terrain is generally less densely monitored than the Kathmandu Valley or the Terai plains, radar plays an especially important role in catching the intense, localized storms that can trigger dangerous landslides on Nepal’s steep hillsides. Learn more: Flash Flood Warning Signs on Radar · Open the full Rain Map