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What is a storm surge? A storm surge is a change in sea level that is caused by a storm. They can lead to extensive flooding and are dangerous for people living in many coastal areas. For example, when Hurricane Katrina approached the US coast in 2005, it generated a storm surge of more than 8

knots or more Hurricane force Winds of force 12 (64 knots or more) Note: The term used is 'hurricane force'; the term 'hurricane' on its own means a true tropical cyclone, not experienced in British waters. Imminent Expected within six hours of time of issue Soon Expected within six to 12 hours

, while the second storm will be ‘female’ and named Bronagh,  following the alternating male/female pattern established by the US National Hurricane Center in the 1970’s.  Evelyn Cusack, Head of Forecasting at Met Éireann, said: “The last 12 months have seen some extreme weather around the Globe as well

in natural climate forcings (volcanic and solar activity). Retrospective decadal predictions with DePreSys show improvements over uninitialised forecasts, including global average temperature and Atlantic hurricane frequency. Key aims To improve understanding of mechanisms of decadal variability

crisis we also work closely with the UK government, providing weather and climate advice to support humanitarian response efforts. The 2017 hurricane season started with four major storms - Harvey, Irma, Jose and Maria – and our expertise was critical in supporting the UK government in their response

to be prepared for the effects of weather and climate change on them and their communities. Find out more at www.metoffice.gov.uk/schools © Crown Copyright 2021, Met Office 01739 5 Exploring extreme weather | Extreme weather Extreme weather profile cards Hurricane Hurricanes are very large, rapidly rotating

per day.  Wet season (June to November / summer and autumn) June to November is the wet season and is often characterised by heavy showers and thunderstorms. The Atlantic hurricane season exists between these months, and Jamaica is just as vulnerable as its neighbouring islands. Hurricanes tend

. To the west of the low, pressure rose rapidly leaving a big differential in pressure, which can be seen in the tightly drawn isobars of the chart below. A synoptic chart for the Great Storm of 1987 Was the storm a hurricane? Many people remember the words of BBC weather forecaster Michael Fish

© Crown Copyright 2021, Met Office 01739 5 Exploring extreme weather | Extreme weather Extreme weather profile cards Hurricane Hurricanes are very large, rapidly rotating storms, with very strong winds and thunderstorms. Each year several make landfall and can cause considerable damage to property