Blue hour · Today in Seoul
N Seoul Toweris the observation deck worth paying for today.
Go up today — 19:00–20:00 is the window worth booking. Golden hour — the best light of the day.
See the full N Seoul Tower breakdown →A city forecast tells you if it's cloudy. We tell you if the deck is above it — its own altitude measured against where the cloud actually sits, today.
Burj Khalifa
Dubai
Clear skies with little cloud
Tokyo Skytree
Tokyo
Only high cloud — the view underneath stays open
Top of the Rock
New York
Clear skies with little cloud
Empire State Building
New York
Clear skies with little cloud
Edge NYC
New York
Clear skies with little cloud
One World Observatory
New York
Clear skies with little cloud
SUMMIT One Vanderbilt
New York
Clear skies with little cloud
Taipei 101
Taipei
Clear close in, but haze trims the long-distance views
The Shard
London
Clear skies with little cloud
Marina Bay Sands SkyPark
Singapore
Clear close in, but haze trims the long-distance views
Victoria Peak
Hong Kong
Clear close in, but haze trims the long-distance views
N Seoul Tower
Seoul
Golden hour — the best light of the day
Lotte World Tower — Seoul Sky
Seoul
Golden hour — the best light of the day
CN Tower
Toronto
Clear skies with little cloud
Melbourne Skydeck
Melbourne
Heavy low cloud over the city
City guidesBest deck in New York todayBest deck in Seoul today
Every deck, to scale
Height above sea level is not the same as how tall the building is.
Drawn from sea level, not from each tower's own doorstep, with a gold line at every ticketed level. It is why N Seoul Tower's observatory — barely 190 m up its own tower — looks down on One World Observatory, 391 m above Manhattan: Namsan has already lifted it 270 m before the structure starts, and cloud does not care which of the two got you there.
Heights above sea level and every gold deck line are measured values — ground elevation from terrain data, structural heights from CTBUH or the operator, ticketed levels from the operator. Tower widths are schematic: real footprints differ by an order of magnitude, and drawing those to scale as well would reduce Burj Khalifa to a hairline. Lit towers have a verdict today; the rest arrive with the live pipeline.
The method
How it works
- 01
Altitude, not elevation
Ground elevation plus how high the ticketed level physically sits, added together, is a deck's real viewing altitude — then we set that against where the cloud base or haze layer sits today.
- 02
One word, not a percentage
That comparison, plus operations, wind, rain and visibility, resolves to one of three verdicts — VIEW, MAYBE or SKIP — not a cloud-cover number you'd have to interpret yourself.
- 03
The hours that matter
A day is rarely uniform. When it isn't, we name the window worth going up in, instead of averaging morning, noon and evening into one number that describes none of them.