weather · the model over the view
Visibility & fog
Horizontal visibility near the ground as a field, drawn the other way round: clear air shows the map and the colour gathers where the view closes.
Visibility & fog is a Pro layer. Open it in the app to see what is behind it.
Open in the app Pro · 9 USDWhat it shows
Horizontal visibility near the ground as a field, drawn the other way round: clear air shows the map and the colour gathers where the view closes. Fog is under 1 km and mist under 5 km, the definitions airports and drivers use; the readout also gives the dew point.
Where the data comes from
NOAA GFS 0.25° global model (public domain), baked on our server every hour from 24 h ago to 48 h ahead in 3-hour steps; values between grid points are interpolated.
Reading the map
Transparent above about 10 km; slate blue at 5 km, pale grey-blue at 1 to 3 km, near-white in fog under 500 m.
Units Metres under 1 km, kilometres above; the model caps visibility near 24 km.
Put this map on your site
Writing about it? Embed this live map: one iframe, free, no tracking, it stays up to date on its own.