Typhoon Archive PH
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The Philippines is the most typhoon-prone country on earth, with an average of 20 storms entering the Philippine Area of Responsibility each year. TAPH tracks over 1,400 historical storms to make that data visible, comparable, and hard to ignore.

Data from IBTrACS (NOAA) · Enrichment from PAGASA & NDRRMC

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Sendong

Cat 0

WASHI · 2011

WASHI was a Tropical Storm tropical cyclone that affected the Philippines in 2011.

Timeline
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Overall Impact

Casualties

1,268

Est. Damage

₱5.3 Billion

Affected Regions
MindanaoVisayas

Affected Provinces

Misamis OrientalLanao del NorteBukidnonLanao del SurNegros OrientalZamboanga del NorteIliganCagayan de Oro

PAGASA Signals

Misamis Oriental
TCWS #2
Lanao del Norte
TCWS #2
Bukidnon
TCWS #1
Lanao del Sur
TCWS #1
Zamboanga del Norte
TCWS #1

Notable Impacts

  • Night-time flash floods devastated Cagayan de Oro and Iligan City
  • Rivers rose from 2 meters to 10 meters in under 3 hours
  • Most of the casualties occurred while people were sleeping
  • Over 51,000 houses damaged or destroyed
  • Nearly 1.1 million people affected across 16 provinces
  • Category: only Tropical Storm (Cat 0) despite devastating human toll
  • Exposed vulnerability of informal settlements along riverbanks
  • Led to strict no-build zone enforcement along waterways in CDO and Iligan