Typhoon warning signals

It is a very intense typhoon with winds moving at a speed of 171-220 kph.

It is a super typhoon with wind speed of 220 kph or above, expected in at least 12 hours.

It has a wind speed of 30-60 kph or intermittent rains expected within 36 hours.

Its wind speed of 121-170 kph may be expected in at least 18 hours.

It has winds moving at a speed of 61-120 kph, expected in at least 24 hours.