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Tropical Cyclone Classifications & Comparison

Tropical Cyclone Classifications (all winds are 10-minute averages)
Beaufort scale[21] 10-minute sustained winds N Indian Ocean
(IMD)
SW Indian Ocean
(MFR)
Australia
(BoM)
SW Pacific
(FMS)
NW Pacific
(JMA)
NW Pacific
(JTWC)
NE Pacific &
N Atlantic
(NHCCHC, &CPHC)
knots km/h mph
0–6 <28 <52 <32 Depression Tropical Disturbance Tropical Low Tropical Depression Tropical Depression Tropical Depression Tropical Depression
7 28-29 52-56 32-35 Deep Depression Tropical Depression
30-33 56-63 35-39
8–9 34–47 63-89 39-55 Cyclonic Storm Moderate Tropical Storm Tropical Cyclone (1) Tropical Cyclone (1) Tropical Storm Tropical Storm Tropical Storm
10 48–55 89-104 55-64 Severe Cyclonic Storm Severe Tropical Storm Tropical Cyclone (2) Tropical Cyclone (2) Severe Tropical Storm
11 56–63 104-119 64-74
12 64–72 119-135 74-84 Very Severe Cyclonic Storm Tropical Cyclone Severe Tropical Cyclone (3) Severe Tropical Cyclone (3) Typhoon Typhoon Hurricane (1)
13 73–85 135-159 84-99 Hurricane (2)
14 86–89 159-167 99-104 Severe Tropical Cyclone (4) Severe Tropical Cyclone (4) Major Hurricane (3)
15 90–99 167-185 104-115 Intense Tropical Cyclone
16 100–106 185-198 115-123 Major Hurricane (4)
17 107-114 198-213 123-132 Severe Tropical Cyclone (5) Severe Tropical Cyclone (5)
115–119 213-222 132-138 Very Intense Tropical Cyclone Super Typhoon
>120 >222 >138 Super Cyclonic Storm Major Hurricane (5)
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