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rises and cools in the atmosphere, it condenses into liquid droplets, forming clouds. Ice crystals may also form at higher altitudes. Precipitation: Within clouds, droplets merge and grow larger. When they become heavy enough, they fall to the ground as rain, sleet, hail or snow. Once

, and sometimes hail, the hallmarks of a thunderstorm. Convection and Ocean Currents Convection also plays a crucial role in the oceans. Warm water near the equator is pushed toward the poles by prevailing winds. As this water moves into cooler regions, it loses heat and becomes denser. Increased salinity

for hail and gusty winds. A second wave is forecast for late Friday into Saturday, with further intense rainfall and thunderstorm activity. These storms are likely to be hit-and-miss in nature, with some areas experiencing significant rainfall while others remain dry. ⚠️ Yellow weather warning issued ⚠️

include drizzle, rain, sleet, snow and hail. Multiple tile map layer images are provided three hourly from T+0 to T+36. The map layer is provided without a map, the boundary box for this image is 48° to 61° north and 12° west to 5° east. The image layers are currently made available

thunder and hail, with rainfall totals reaching 10–15mm in just a few hours. The bank holiday weekend sees a marked change in weather type, with many areas seeing rain or showers and more unsettled conditions, which remain into next week. Read more in our latest Press Release ⤵ — Met Office (@metoffice

. Lidar imagery of the team working at Cardington. Ongoing research  The Met Office and NPL’s Sensor Assurance Framework research at Cardington has been undertaken for around two years, with the aim to test sensor performance against as many different weather types as possible, including rain, hail

Northern Ireland, with a band of heavy rain spreading into Scotland, Wales, the southwest, and northern England. This rain may be accompanied by thunder, lightning, and hail. The southeast will remain mostly dry, though cloud cover will increase later in the day. Temperatures will fall slightly

low cloud and coastal mist will affect much of eastern Britain, gradually retreating to coastal areas through the day. Scotland and Northern Ireland will start the day fine, but showers will develop, some of which may be heavy with a risk of thunder and hail, particularly in southeastern Scotland

: -8 °C Chance of precipitation: 40% Average wind speed: 6 mph Sunny and very warm Highest daily temperature: 36 °C Lowest daily temperature: 23 °C Chance of precipitation: 10% Average wind speed: 4 mph Gust speed: 8 mph Heavy rain turning into hail in the afternoon Highest daily temperature: 10 °C

of these massive clouds show a fibrous or striated structure that frequently resembles an anvil (facing page, top left), plume, or huge mass of hair (facing page, bottom left). They may occur as an isolated cloud or an extensive wall (facing page, 3rd row right). Squalls, hail and/or thunder often accompany them