Het weer voor Slieve Donard

A band of heavy rain with a few thunderstorms is making slow northward progress out of the Republic of Ireland, and is likely to continue north to bring spells of rain, heavy at times with a risk of thunder, to the south and west of Northern Ireland.10-15 mm of rain could fall in less than a hour, with the risk of 25-35 mm in 2-3 hours in a few places. What should I do?Consider if your location is at risk of flash flooding. If so, consider preparing a flood plan and an emergency flood kit. Give yourself the best chance of avoiding delays by checking road conditions if driving, or bus and train timetables, amending your travel plans if necessary.People cope better with power cuts when they have prepared for them in advance. It’s easy to do; consider gathering torches and batteries, a mobile phone power pack and other essential items.If you find yourself outside and hear thunder, protect yourself by finding a safe enclosed shelter (such as a car). Do not shelter under or near trees, or other structures which may be struck by lightning. If you are on an elevated area move to lower ground.Be prepared for weather warnings to change quickly: when a weather warning is issued, the Met Office recommends staying up to date with the weather forecast in your area. For further details see https://www.metoffice.gov.uk/weather/warnings-and-advice/uk-warningsWhat to expect: Some flooding of a few homes and businesses possible, leading to some damage to buildings or structures; Probably some damage to a few buildings and structures from lightning strikes; There is a good chance driving conditions will be affected by spray, standing water and/or hail, leading to longer journey times by car and bus; Delays to train services are possible; Some short term loss of power and other services is likely.

Met Office