Morata scored a hat-trick as Real Madrid thumped Leganes 4-2 last night.
The Spain international has struggled in the Spanish capital since rejoining Madrid from Juventus in a £23million deal last summer.
Manager Zinedine Zidane has often picked Karim Benzema ahead of Morata this season.
Alvaro Morata starred as Real Madrid thumped Leganes
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But his treble means he has now scored 16 goals in 35 appearances across all competitions – despite his lack of game time.
And Spanish football expert Balague reckons Morata will definitely leave Madrid this summer.
“Hat trick from @AlvaroMorata today,” Balague said on Twitter.
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“He's scored one more goal than Benzema in around 500 less minutes.
Alvaro Morata could replace Diego Costa at Chelsea
Hat trick from @AlvaroMorata today. He's scored one more goal than Benzema in around 500 less minutes. No way he's staying at Real
— Guillem Balague (@GuillemBalague) April 5, 2017
“No way he's staying at Real.”
Express Sport understands Chelsea want to sign Morata should Diego Costa quit the club.
Antonio Conte was desperate to sign the striker last summer but he ended up returning to Real instead.