Warnings for heavy snow for Nord-Pas-de-Calais
No active warnings Alert level dark green:
Active weather notice Alert level yellow:
Severe weather watch Alert level orange:
Severe weather warning (moderate) Alert level red:
Severe weather warning (heavy) Alert level violet:
Severe weather warning (extreme)
The map gives an overview of all the heavy snowfall warnings for Nord-Pas-de-Calais. On the graphic you can see at which locations respectively in which areas of Nord-Pas-de-Calais heavy snowfalls and thereby large amounts of fresh snow and snow dangers are to be reckoned with. This may entail considerable traffic obstructions and snow damage in Nord-Pas-de-Calais.
We distinguish between weather watches and weather warnings. Heavy snowfall watches for Nord-Pas-de-Calais are issued if heavy snowfalls are probable but there are uncertainties about duration, intensity and/or the course of them. Heavy snowfall warnings for Nord-Pas-de-Calais, in turn, are divided into three levels (orange, red, violet) that comply whith the expected depth of fresh snow. The detailed and reliable forecasts of such heavy snowfall events are very important especially for the winter road maintenance, the traffic and the accident service of Nord-Pas-de-Calais.
