, ▁as ▁well ▁as ▁war mer ▁than ▁normal ▁sea ▁surface ▁temper atures . ▁Over all , ▁the ▁forec asts ▁were ▁fairly ▁accurate . ▁ ▁Season al ▁forec asts ▁ ▁A head ▁of ▁and ▁during ▁the ▁season , ▁several ▁meteor ological ▁services ▁and ▁scientific ▁ag encies ▁forec ast ▁how ▁many ▁named ▁storm s , ▁h urr ican es , ▁and ▁major ▁h urr ican es ▁will ▁form ▁during ▁a ▁season , ▁and / or ▁how ▁many ▁tropical ▁cycl ones ▁will ▁affect ▁a ▁particular ▁country . ▁These ▁ag encies ▁include ▁the ▁Trop ical ▁Storm ▁R isk ▁( TS R ) ▁Cons ort ium ▁of ▁the ▁University ▁College ▁London , ▁the ▁National ▁Ocean ic ▁and ▁At mos pher ic ▁Administration ▁( NO AA ), ▁United ▁Kingdom ▁Met ▁Office ▁( UK MO ), ▁Coast al ▁Carolina ▁University ▁( CC U ), ▁Colorado ▁State ▁University ▁( CS U ), ▁and ▁North ▁Carolina ▁State ▁University ▁( N CS U ). ▁The ▁forec asts ▁include ▁week ly ▁and ▁month ly ▁changes ▁in ▁significant ▁factors ▁that ▁help ▁determine ▁the ▁number ▁of ▁tropical ▁storm s , ▁h urr ican es , ▁and ▁major ▁h urr ican es ▁within ▁a ▁particular ▁year . ▁Some ▁of ▁these ▁forec asts ▁also ▁take ▁into ▁consideration ▁what ▁happened ▁in ▁previous ▁seasons ▁and ▁the ▁predicted ▁weak ening ▁of ▁the ▁ 2 0 1 4 – 1 6 ▁El ▁Ni ño ▁event . ▁On ▁average , ▁an ▁Atlantic ▁h urr icane ▁season ▁between ▁ 1 9 8 1 ▁and ▁ 2 0 1 0 ▁contained ▁twelve ▁tropical ▁storm s