Please choose your location from the nearest places to :
The sky appears blue to the human eye as the short waves of blue light are scattered more than the other colours in the spectrum, making the blue light more visible.
A convergence line is a band of cloud that remains fairly stationary and can produce large amounts of rain across a relatively small area.
Nimbostratus clouds are dark, grey, featureless layers of clouds, thick enough to block out the sun and produce persistent rain.
Preparing for the impacts of severe weather on road, rail and air travel is not just the responsibility of the transport operators. We can all help to make their job easier when winter does its worst.
Please note that when changing units, only forecasts and maps will be affected.