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The air around the globe has different properties. For example, air from the north is usually colder, and there is usually a sharp boundary where this meets the warmer air from the south (rather than a gradual increase in temperature). There is also the added complication that air is often dry

model which was setup specifically for Hurricane Irma, performed well and in particular in predicting the track of hurricane Irma and the timing of its sharp turn northwards and subsequent track across Florida. There was a lot of collaborative working with the US during this period with positive

to the bottom of the saucepan where the cycle is repeated, and the convective overturning continues. Why does convection occur? Convection is a vital process which helps to redistribute energy away from hotter areas to cooler areas of the Earth, aiding temperature circulation and reducing sharp

system will bring less cold, but more unsettled weather for southern parts of the UK from tonight onwards, although northern areas will continue cold with wintry showers and sharp overnight frosts. “Many areas of England and Wales areas can then expect spells of rain for the start of next week

that might spell trouble.  A sudden sharp cloudburst in summer can be as devastating as prolonged torrential rain in the winter. Summer 2020 Then along came Coronavirus!  All of a sudden, the routine jobs were parked; meetings cancelled, and we swung seamlessly into response mode, but with a difference

of year with an average of up to 163 mm rainfall in January. These tend to fall in sharp downpours which frequently feature thunder and lightning. Despite the high rainfall, rain tends to only fall on 12-13 days during these time of year. Winter and early Spring are a much drier time of year

people. I’ve been fortunate enough to meet some of the people who have benefitted from these weather alerts made possible through WISER. One of those people is called Faith, who lives in Kibera, an informal settlement on the sharp end of climate change in Nairobi. Hers is an inspiring story and one

the conditions, but after rain and following a freeze, the sides of roads can be treacherous Chill out - if you do hit some ice or a similarly slippery surface, sudden steering movements and sharp braking can see you go from the vertical to the horizontal in record time. Relax and ride it out

rain to follow, whereas if the sky is mainly blue you can expect there to be little rain. In the day though if you see cumulus clouds getting taller and taller you may experience sharp showers in the evening or even thunder and lightning, though this often only happens when it has been a hot, humid, day.

of storms too, with sharp heavy downpours and strong winds. Usually these rains last for only a few hours, but at other times they can continue for several days. Despite this temperatures continue to reach highs into the low 30s Celsius. Autumn Autumn is often the wettest time of year to visit