Track major Hurricane Isaias
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Sustained winds are considered “damaging” when they reach 50 knots, or 58 m.p.h., and can start to break tree limbs and tear off roof shingles. More widespread damage occurs as winds reach and exceed hurricane force, which is 74 m.p.h.
Isaias has officially made landfall near Destin, Florida, as a Category 2 storm on Friday night.