Northern Hemisphere Tropical Cyclone Activity for 2017 (2017/2018 for the Southern Hemisphere)

1981-2010 Climatological Activity Through October 18 in Parentheses

BasinNamed StormsNamed Storm DaysHurricanesHurricane DaysMajor Hurricanes Major Hurricane DaysAccumulated Cyclone Energy
North Atlantic 15 (10.6)87.50 (51.1)10 (5.4)51.25 (21.0)6 (2.4)19.25 (5.6) 223.2 (91.8)
Northeast Pacific (East of 180°) 17 (15.6)64.75 (67.8)9 (8.3)19.75 (27.8)4 (4.1)4.75 (8.4) 97.6 (122.4)
Northwest Pacific (West of 180°) 20 (21.4)72.25 (106.1)9 (13.2)28.50 (50.7)3 (6.6)3.75 (16.9) 114.3 (224.0)
North Indian 2 (2.6)4.00 (7.0)1 (0.7)0.25 (1.5)0 (0.4)0.00 (0.6) 3.5 (9.3)
 
Northern Hemisphere 54 (50.2)228.50 (232.0)29 (27.6)99.75 (101.0)13 (13.5)8.50 (31.5) 438.6 (447.5)
 
South Indian (West of 135°E) 0 (0.8)0.00 (1.5)0 (0.1)0.00 (0.1)0 (0.0)0.00 (0.0) 0.0 (1.0)
South Pacific (East of 135°E) 0 (0.0)0.00 (0.1)0 (0.0)0.00 (0.0)0 (0.0)0.00 (0.0) 0.0 (0.1)
 
Southern Hemisphere 0 (0.8)0.00 (1.6)0 (0.1)0.00 (0.1)0 (0.0)0.00 (0.0) 0.0 (1.1)

Global statistics were last modified: October 18 2017 03:00 MT

Real-time statistics calculated from operational best tracks of NHC, CPHC and JTWC. Southern Hemisphere TC activity resets on July 1.