| Tropical cyclone classifications
|
Beaufort
scale
|
1-minute sustained winds
(NHC/CPHC/JTWC)
|
10-minute sustained winds
(WMO/JMA/MF/BOM/FMS)
|
NE Pacific &
N Atlantic
NHC/CPHC
North Atlantic tropical cyclone (Q2547976)
Northeast Pacific tropical cyclone (Q3306242)
|
NW Pacific
JTWC
Northwest Pacific tropical cyclone (Q63100732)
|
NW Pacific
JMA
Northwest Pacific tropical cyclone (Q63100732)
|
N Indian Ocean
IMD
North Indian Ocean tropical cyclone (Q27491739)
|
SW Indian Ocean
MF
South-West Indian Ocean tropical cyclone (Q27491742)
|
Australia & S Pacific
BOM/FMS
South Pacific tropical cyclone (Q1284799)
|
| 0–7
|
<32 knots (37 mph; 59 km/h)
|
<28 knots (32 mph; 52 km/h)
|
tropical depression (Q18650988)
|
tropical depression (Q96096134)
|
tropical depression (Q96053724)
|
depression (Q63106470)
|
zone of disturbed weather (Q63170811)
|
tropical disturbance (Q96052470)
|
| 7
|
33 knots (38 mph; 61 km/h)
|
28–29 knots (32–33 mph; 52–54 km/h)
|
deep depression (Q63106482)
|
tropical disturbance (Q15942391)
|
| 8-9
|
34–37 knots (39–43 mph; 63–69 km/h)
|
30–33 knots (35–38 mph; 56–61 km/h)
|
tropical storm (Q3157041)
|
tropical storm (Q96096178)
|
tropical depression (Q96049475)
|
| 9–10
|
38–54 knots (44–62 mph; 70–100 km/h)
|
34–47 knots (39–54 mph; 63–87 km/h)
|
tropical storm (Q96053756)
|
cyclonic storm (Q63106520)
|
moderate tropical storm (Q63170831)
|
category 1 tropical cyclone (Q63171248)
|
| 10-11
|
55–63 knots (63–72 mph; 102–117 km/h)
|
48–55 knots (55–63 mph; 89–102 km/h)
|
severe tropical storm (Q11069306)
|
severe cyclonic storm (Q63106574)
|
severe tropical storm (Q96049699)
|
category 2 tropical cyclone (Q63183636)
|
| 12+
|
64–71 knots (74–82 mph; 119–131 km/h)
|
56–63 knots (64–72 mph; 104–117 km/h)
|
Category 1 hurricane (Q63100559)
|
typhoon (Q140588)
|
| 72–82 knots (83–94 mph; 133–152 km/h)
|
64–72 knots (74–83 mph; 119–133 km/h)
|
typhoon (Q96096093)
|
very severe cyclonic storm (Q63108234)
|
tropical cyclone (Q16172167)
|
category 3 severe tropical cyclone (Q63183653)
|
| 83–95 knots (96–109 mph; 154–176 km/h)
|
73–83 knots (84–96 mph; 135–154 km/h)
|
Category 2 hurricane (Q63100584)
|
| 96–97 knots (110–112 mph; 178–180 km/h)
|
84–85 knots (97–98 mph; 156–157 km/h)
|
Category 3 hurricane (Q63100595)
|
very strong typhoon (Q96096102)
|
| 98–112 knots (113–129 mph; 181–207 km/h)
|
86–98 knots (99–113 mph; 159–181 km/h)
|
extremely severe cyclonic storm (Q63183392)
|
intense tropical cyclone (Q63182478)
|
category 4 severe tropical cyclone (Q63183687)
|
| 113–122 knots (130–140 mph; 209–226 km/h)
|
99–107 knots (114–123 mph; 183–198 km/h)
|
Category 4 hurricane (Q63100601)
|
| 123–129 knots (142–148 mph; 228–239 km/h)
|
108–113 knots (124–130 mph; 200–209 km/h)
|
violent typhoon (Q96096109)
|
category 5 severe tropical cyclone (Q63183721)
|
| 130–136 knots (150–157 mph; 241–252 km/h)
|
114–119 knots (131–137 mph; 211–220 km/h)
|
super typhoon (Q15941028)
|
super cyclonic storm (Q63183538)
|
very intense tropical cyclone (Q63182937)
|
| >137 knots (158 mph; 254 km/h)
|
>120 knots (138 mph; 222 km/h)
|
Category 5 hurricane (Q63100611)
|
