As of today, out of season, returns ~October. Earth Exhibit tracks the live conditions and flags it the moment it is on.
A valley inversion traps cool, moisture-rich air in the Kathmandu basin overnight, creating a low cloud or fog layer that fills the valley and leaves Nagarkot’s ridge and towers above a 'sea of clouds' at dawn.
The phenomenon is meteorological rather than biological and is most common in the dry post-monsoon and winter months after calm, clear nights.
Where to see it
A taste of where to see it. The full map, exact coordinates and the best timing for each spot live in the app.
| Viewing spots |
|---|
| Nagarkot View Tower (Nagarkot trigonometry tower) |
| Buddha Peace Park (Shanti Danda) viewpoint |
| + 1 more spot, with exact coordinates and timing, in the app → |
This is the short version
This page shows a taste. The app has the full list of where to see this, the exact timing, and live conditions for 1,000+ natural phenomena worldwide, so you know the moment one is genuinely worth the trip.