Abstract:Manyloadforecastingmethodsareanalyzed?andtheemphasisoftheseanalysesarethechaoticcharacterandwaveletcharacterofshort- termload.Meanwhile?wavelettransformwhichcanreflectthechangetrendandrandomfactorinthe loadisanalyzed.UsingMatlabtool?loadforecastingmodelbasedonthechaostheoryandwavelettheoryisestablished.And usingthismodeltheshort-termloadofanareainSichuanprovinceisforecasted.