It happened at a house in the Fairways estate at around 4:30am this morning.
He sustained a number of stab wounds and was taken to St Luke's Hospital.
Another male teenager was arrested at the scene in connection with the assault, and investigations are ongoing.
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Light rain shower
High: 25°C | Low: 16°C
Sunny intervals
High: 24°C | Low: 16°C
Sunny intervals
High: 28°C | Low: 15°C
Light rain shower
High: 29°C | Low: 15°C
Heavy rain shower
High: 29°C | Low: 16°C
