1997 Western North Pacific season

29 storms formed in the Western North Pacific basin in 1997, from 11 January 1997 to 16 November 1997.

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Years1997
Ocean basin

Choosing a minimum category hides storms with no wind speed in the record. To see which storms have passed near you, search a town or ZIP code, or tap the map.

Key
  • Tropical depression Winds below 34 knots (39 mph)
  • Tropical storm 34 to 63 knots (39 to 73 mph)
  • Category 1 64 to 82 knots (74 to 95 mph)
  • Category 2 83 to 95 knots (96 to 110 mph)
  • Category 3 96 to 112 knots (111 to 129 mph), major
  • Category 4 113 to 136 knots (130 to 156 mph), major
  • Category 5 137 knots (157 mph) or more, major
  • Unknown intensity No wind speed in the record
  • Post-tropical Storm has become post-tropical (dashed line)

How to read the lines. Each line is the track of one storm, drawn through its six-hourly positions and coloured by its intensity at each point (the Saffir-Simpson scale), so a line changes colour as the storm strengthens or weakens. Tap a line for its details, or tap anywhere else to see which storms have passed nearby. Weaker storms appear as you zoom in. Hurricanes, typhoons and cyclones are the same kind of storm with different names in different oceans.

The 1997 season in numbers

The record holds 29 storms for the 1997 Western North Pacific season, of which 28 had names.28 reached tropical storm strength (34 knots or more), 21 reached typhoon strength (category 1 or more) and 10 were major (category 3 or more).

  • 29storms
  • 28tropical storm strength or more
  • 21typhoon strength or more
  • 10major (category 3 to 5)
  • 468accumulated cyclone energy

Accumulated cyclone energy adds up the squared wind speed of every position of 34 knots or more, divided by 10,000. It is approximate here because the winds are 1-minute equivalents, and it is mostly useful for comparing seasons of one basin.

Strongest storms of 1997

  • Ivan (1997)9 October 1997 to 26 October 1997, peak Category 5 (160 kt), 905 hPa
  • Joan (1997)11 October 1997 to 25 October 1997, peak Category 5 (160 kt), 905 hPa
  • Keith (1997)26 October 1997 to 9 November 1997, peak Category 5 (155 kt), 910 hPa
  • Isa (1997)9 April 1997 to 24 April 1997, peak Category 5 (145 kt), 940 hPa
  • Ginger (1997)21 September 1997 to 1 October 1997, peak Category 5 (145 kt), 925 hPa

All 29 storms of 1997

StormPeak
Hannah Tropical storm
Isa Category 5
Jimmy Tropical storm
Kelly Tropical storm
Levi Tropical storm
Marie Category 2
Nestor Category 5
Opal Category 2
Peter Category 1
Rosie Category 5
Scott Tropical storm
Tina Category 2
Victor Category 1
Winnie Category 5
Yule Category 1
Amber Category 3
Zita Category 1
Bing Category 4
Cass Tropical storm
David Category 2
Fritz Category 1
Ginger Category 5
Hank Tropical storm
Unnamed storm Tropical depression
Ivan Category 5
Joan Category 5
Linda Category 1
Keith Category 5
Mort Category 1

← 1996 · 1998 → · All seasons

Other basins in 1997

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