The Observer's Book of Weather

air masses aircraft altitude amount anemometer anticyclone Arctic Atlantic Atlantic Ocean atmosphere barograph barometer blue British Isles bulb calm CHAPTER chart Cirrocumulus cloud climate cloud coast colours cumulus degree dewpoint direction Dunstable earth electricity fall feet flight forecast freezing frost gale gauge halo height humidity hygrometer inches instrument isobars known layer lightning means mercury Meteorological Office meteorologist miles millibars months morning night North northern Number of days objects not visible Ocean Plate Radio Sonde rain area raindrops rainfall rainy rays readings realise records reports rise showery snow sometimes speed spell station stationary front storm stratosphere summer sun or moon sunny sunset surface teleprinter temperate temperature thermometer thunder thunder-storms tornado trees tropical troposphere tube type of weather upper air usually vane velocity warm air warm front water vapour weather conditions weather map weather observations weather ship winter zone