Therefore whilst we can still forecast the general feel of the weather to a relatively high level of accuracy using Ensemble Forecasting, it becomes harder to offer local detail to as high a level of accuracy as our shorter range forecasts. When looking at forecasts up to 10 days in the future the chaotic nature of the atmosphere begins to play a larger part - small events currently over the Atlantic can have potentially significant impacts on our weather in the UK in several days time. It also provides a risk assessment of severe weather, such as heavy rainfall, severe gales or an extended period of high or low temperatures. The 6-15 day text forecasts provide a broad description of the weather likely to be affecting the UK, including significant changes in the type of weather. The Met Office has a good track record in advising on any significant risk of severe weather in this period. The regional 3-5 day text forecasts provide a general picture of the weather on a day-by-day basis, with the main regional variations identified. The UK medium-range outlook is covered in the five-day, Seven day forecast and UK rainfall radar forecasts as well as the Regional forecast forecasts. Medium-range weather forecasts cover anything from around 3 to 10 days ahead. Medium-range weather forecasts (3-10 days) Short-range forecasts provided by the Met Office are extremely accurate and are updated several times a day. Short range weather forecasts cover periods from just a few hours ahead (from the nowcasting time-scale) up to about three days ahead. Nowcasting maps the current weather and then uses an estimate of its speed and direction of movement to forecast the weather a short period ahead - assuming the weather will move without significant changes.Īt the Met Office, nowcasting is combined with the latest high resolution model output to form a detailed forecast for the next six hours. Lifeguards can give you advice on waves if you’re planning to go into the water.The latest 10 day weather forecast is covered in the Regional Forecast. If the arrow is parallel to or pointing away from land, the wave height is likely to be lower ![]() If the arrow points towards land, most of the waves’ power will reach It indicates how sheltered theīeach will be from these waves. The arrow shows the average direction of the waves 1-2 miles out to sea. Lifeguards can give youĪdvice on waves if you’re planning to go into the water. Period (more than 10 seconds) means the waves at the beach may be more powerful. ![]() This is the average number of seconds between one wave and the next, 1-2 miles out to sea. Read more about calculating the expected height of the waves at the beach. Water, keep an eye on the waves to stop you or your belongings being swept away. Individual waves out to sea or at the beach can be higher than this number. This is the average height of the waves, 1-2 miles out to sea. 11 Extreme - Avoid being outside during midday hours. 8-10 Very high - Spend time in the shade between 11am and 3pm. 6-7 High - Seek shade during midday hours, cover up and wear sunscreen. 3-5 Moderate - Take care during midday hours and do not spend too much time in the sun unprotected. No risk of UV - It’s safe to stay outside. UV exposure index and the protection required to help keep you safe: The higher the percentage of humidity, the wetter it will feel outside. If there is a lot of water vapour, the humidity will be Humidity is the amount of water vapor in the air. Visibility measures the distance at which an object can be clearly seen. Read more about how wind will affect you at the beach. ![]() The number is the average wind speed.īeware of offshore winds if you are using inflatables, paddle boards or kayaks. If the arrow points from land to sea, the wind The arrow shows the direction of the wind (up is north). The number represents the average wind speed expected at that time. The letters show the direction the wind is blowing The arrow shows the direction the wind is blowing. ![]() Strong winds are shown in bold for speeds of 29 mph or more. Wind gust shows the highest wind speed that you should encounter at that time, as winds peak and Idea of how the temperature will actually feel at the time. You can see the temperature in Celsius orįeels like temperature considers other factors, such as wind speed and humidity. This number shows the air temperature for the time period. Sleet, snow, hail and drizzle) will fall from the sky at a certain time. Chance of precipitation represents how likely it is that rain (or other types of precipitation, such as
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