Category

Pressure (mb)

Winds (km/h)

Storm Surge (m)

Wind effect damage

Tropical Wave

-

-

-

Minimum

Disturbance

1008

-

-

Minimum

Depression

1005

62

-

Minimum

Tropical storm

985 - 1004

63 - 117

1.1

Minimum

Hurricane, tropical cyclone, typhoon

Category 1

>980

119 - 153

1.5

Minimum

Category 2

979 - 965

154 - 177

2.0 - 2.5

Moderate

Category 3

945 - 964

178 - 209

2.5 - 4.0

Extensive

Category 4

920 - 944

210 - 249

4.0 - 5.5

Extreme

Category 5

<920

>250

>5.5

Extreme