Lipoti la BBC lomwe alitulutsa posachedwapa , zofufuza za ofesi yoona za nyengo ya United Kingdom Met Office zikuonetsa kuti zaka ziwiri zikubwerazi kukhala nyengo yotentha koopsa padziko lonse , zomwe zingapangitse kusintha kwakukulu pa mmene nyengo imakhalira .