A tornado warning has been issued ahead of the arrival of Storm Eowyn set to batter UK’s coasts with 100mph winds this weekend.The Met Office issued a rare red warning across Northern Ireland and Scotland which will see winds rapidly during the Friday morning rush hour with peak gusts of 80-90 mph fairly widely and perhaps up to 100 mph along some exposed coasts.

An amber warning doesn't mean just one thing, the Met Office have a chart that show the circumstances that could dictate a warning being sent out. Known as the warning matrix, it helps break down the severity of a weather event further than the 3 colour warnings.