Supertyphoon Megi landed in northern Philippines Monday morning at around 11:25 a.m. local time, the Philippine Atmospheric, Geophysical and Astronomical Services Administration (Pagasa) reported.

In its hourly weather update, the state weather forecaster said the "eye" of typhoon Megi has made a landfall at Sierra Madre mountain, Estagno point at Divilacan peak in the province of Isabela.

State weather forecaster Robert Sawi said in a press briefing that once the landfall happens, heavy rains will cause flooding not only in the provinces of Isabela and Cagayan but also in the provinces in the Cordillera region including Kalinga and Mountain Province.

Pagasa has raised storm signal number four in the northern Philippine provinces of Cagayan, Isabela, Kalinga, Mt. Province and Ifugao, while signal number three was raised in Batanes, Calayan, Babuyan Group of Islands, Apayao, Benguet, Quirino, Nueva Vizcaya and northern Aurora provinces.

The education department closed schools in these provinces, while disaster and relief officials evacuated over 3,000 residents in Isabela and Cagayan provinces. Major airlines also cancelled flights bound for northern Philippines.