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A storm means different things to different people and while it doesn’t have an official meteorological definition, like a Hurricane, it is commonly used to describe a deep and active area of low pressure with associated strong winds and precipitation. Below are some examples of stormy weather, how it forms and the typical impacts.

tropical storm status. 2. Tropical cyclone activity Tropical cyclone activity NWP NEP NAT NI MED TOTAL Tropical depressions (<34 knots) 3 (4) 4 (2) 1 (2) 0 (0) 0 (0) 8 (8) Tropical storms (34-63 knots) 11 (12) 13 (12) 17 (12) 1 (2) 3 (0) 45 (38) Hurricanes/typhoons (>63 knots) 12 (16) 4 (7) 13 (6) 4 (6) 0

above last season's average, although the sharp right turn by the hurricane was fairly well predicted. 11E 04-05 August 1004 mb, 30 knots No forecasts verified for this tropical depression. Jova (12E) 12-14 August 1003 mb, 35 knots Jova was only briefly a tropical storm. Kenneth (13E) 18-23 August 952

hurricane Ophelia dragged warm air northwards across the UK, resulting in maximum temperatures in the low 20°C’s across eastern counties of England (23.5°C, Manston, Kent on 16th) as well as hurricane-force winds. A gust of 90 mph was recorded at Aberdaron and Capel Curig in Gwynedd on the same day

feedback from both the Scottish and Northern Irish governments, specifically on the granularity and accuracy of the information we provided during the storm brought to us by ex-hurricane Ophelia. The Scottish administration was able to use our forecasts to measure how the new Queensferry bridge

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 2019, Met Office 5 Exploring extreme weather | Extreme weather Extreme weather profile cards Hurricane Hurricanes are very large, rapidly rotating storms

gale 40 45 56.68 66.01 7.873 9.963 Storm 50 75.35 12.300 Violent hurricanes, tempests, etc. 60 80 100 88.02 117.36 146.70 17.715 31.490 49.200 Table 1. Velocities and forces of the wind by Mr Rous. From 1660 onwards, keeping weather records at places on land became increasingly popular, and as early

Shortly after ex-Hurricane Ophelia, an area of low pressure began to rapidly intensify across the Atlantic and yellow and orange wind warnings were issues leading to Met Éireann naming the storm.   Storm Brian brought strong gusts across the UK coinciding with highs tides.  Impacts were most

tracks are only verified when a depression reaches tropical storm status. 2. Tropical cyclone activity Tropical cyclone activity NWP NEP NAT NI TOTAL Tropical depressions (<34 knots) 7 (7) 2 (1) 1 (1) 0 (0) 10 (9) Tropical storms (34-63 knots) 14 (11) 9 (8) 7 (8) 2 (4) 32 (31) Hurricanes/typhoons

tropical storm status. 2. Tropical cyclone activity Tropical cyclone activity NWP NEP NAT NI MED TOTAL Tropical depressions (<34 knots) 6 (3) 0 (4) 0 (1) 0 (0) 0 (0) 6 (8) Tropical storms (34-63 knots) 13 (11) 11 (13) 14 (17) 3 (1) 2 (3) 43 (45) Hurricanes/typhoons (>63 knots) 10 (12) 8 (4) 7 (13) 3 (4) 0