Rating

South Korea risk rating

Activity gradeAindex 18.0/100
Operational statusYellow
Last updated30m ago

Current assessment · Model activity-rating-2

Computed: 2026-10-13 14:17:06 UTC · Valid until: 2026-10-13 16:17:06 UTC

Coverage is selective. Missing or expired assessments do not mean zero hazard. Scores are heuristic indices, not calibrated probabilities. Model cards and limits

state:
partial
missing Country:
unassessed
country Limit:
100
forecast:
assessed
population Metric:
urban event exposures not unique people

The rating is a composite index of reported activity; it does not measure structural vulnerability or coping capacity. It shares inputs with the Calamity Forecast Index. Neither index is a calibrated event probability. Model cards and formulas.

Rating components

Summed event intensity2625.6/100
Scenario weight00.0/100
Cumulative urban PEI99.4/100
CFI activity proxy4242.0/100

Recorded hazard contributions

Weather

Mean event index: 18/100 · Eligible records: 7

Rating history

  1. AtoAindex 11 → 181h ago
    Activity score changed from 11 to 18Current dominant event: StrongWind Advisory (CalamityScore 32); cause of change not attributedseverity component 12.8 → 25.6population component 0.0 → 9.4forecast component 37.5 → 42.0

    Activity score changed from 11 to 18. Current dominant event: StrongWind Advisory (CalamityScore 32); cause of change not attributed. severity component 12.8 → 25.6. population component 0.0 → 9.4. forecast component 37.5 → 42.0. Context: EVENT: StrongWind Advisory — KR Detected: 2026-10-13T13:00:00.000Z CalamityScore: 32/100 Severity: medium URBAN EXPOSURE INDEX: 94,191 weighted city population units; not unique people or a census of the affected area CONTEXT: Country: KR. Consult current official local emergency instructions. This automated index does not issue evacuation orders. No scenario matched the configured rules; this does not establish absence of risk.

  2. AtoAindex 6 → 11Green → Yellow3h ago
    Operational status changed from green to yellowCurrent dominant event: StrongWind Advisory (CalamityScore 16); cause of change not attributedseverity component 3.2 → 12.8forecast component 28.5 → 37.5
  3. BtoAindex 32 → 67h ago
    Country rating changed from B to A (score 32 → 6)Current dominant event: StrongWind Advisory (CalamityScore 16); cause of change not attributedseverity component 16.4 → 3.2population component 100.0 → 0.0forecast component 33.0 → 28.5
  4. BtoBindex 25 → 3221h ago
    Activity score changed from 25 to 32Current dominant event: HeavyRain Advisory (CalamityScore 41); cause of change not attributedseverity component 8.2 → 16.4population component 89.4 → 100.0forecast component 28.5 → 33.0
  5. BtoBindex 32 → 251d ago
    Activity score changed from 32 to 25Current dominant event: HeavyRain Advisory (CalamityScore 41); cause of change not attributedseverity component 16.4 → 8.2population component 100.0 → 89.4forecast component 33.0 → 28.5
  6. BtoBindex 25 → 321d ago
    Activity score changed from 25 to 32Current dominant event: HeavyRain Advisory (CalamityScore 41); cause of change not attributedseverity component 8.2 → 16.4population component 89.4 → 100.0forecast component 28.5 → 33.0
  7. AtoBindex 9 → 251d ago
    Country rating changed from A to B (score 9 → 25)Current dominant event: HeavyRain Advisory (CalamityScore 41); cause of change not attributedseverity component 8.8 → 8.2population component 4.2 → 89.4forecast component 31.5 → 28.5
  8. BtoAindex 26 → 93d ago
    Country rating changed from B to A (score 26 → 9)Current dominant event: Wind Wave Advisory (CalamityScore 28); cause of change not attributedseverity component 11.0 → 8.8population component 95.6 → 4.2forecast component 19.5 → 31.5
  9. AtoBindex 5 → 269d ago
    Country rating changed from A to B (score 5 → 26)Current dominant event: Unhealthy Air Quality (AQI 162) (CalamityScore 55); cause of change not attributedseverity component 5.8 → 11.0population component 0.0 → 95.6
  10. AtoAindex 6 → 5Yellow → Green13d ago
    Operational status changed from yellow to greenCurrent dominant event: Unhealthy Air Quality (AQI 153) (CalamityScore 29); cause of change not attributedseverity component 7.2 → 5.8
  11. AtoAindex 6 → 6Green → Yellow13d ago
    Operational status changed from green to yellowCurrent dominant event: Very Unhealthy Air Quality (AQI 246) (CalamityScore 36); cause of change not attributedseverity component 7.4 → 7.2population component 0.8 → 0.0
  12. AtoAindex 7 → 6Orange → Green13d ago
    Operational status changed from orange to greenCurrent dominant event: Unhealthy Air Quality (AQI 158) (CalamityScore 37); cause of change not attributedseverity component 9.2 → 7.4population component 0.0 → 0.8
  13. AtoAindex 5 → 7Green → Orange14d ago
    Operational status changed from green to orangeCurrent dominant event: Hazardous Air Quality (AQI 853) (CalamityScore 46); cause of change not attributedseverity component 5.8 → 9.2
  14. AtoAindex 7 → 5Yellow → Green14d ago
    Operational status changed from yellow to greenCurrent dominant event: Unhealthy Air Quality (AQI 169) (CalamityScore 29); cause of change not attributedseverity component 8.8 → 5.8population component 0.8 → 0.0
  15. AtoAindex 5 → 7Green → Yellow15d ago
    Operational status changed from green to yellowCurrent dominant event: Very Unhealthy Air Quality (AQI 278) (CalamityScore 44); cause of change not attributedseverity component 5.8 → 8.8population component 0.0 → 0.8
  16. AtoAindex 12 → 16Green → Orange48d ago
    Operational status changed from green to orangeUnhealthy Air Quality (AQI 151) (CalamityScore 35)
  17. BtoAindex 23 → 1248d ago
    Country rating changed from B to A (score 23 → 12)Unhealthy Air Quality (AQI 155) (CalamityScore 35)
  18. BtoAindex 31 → 1954d ago
    Country rating changed from B to A (score 31 → 19)Unhealthy Air Quality (AQI 156) (CalamityScore 35)
  19. AtoBindex 9 → 3154d ago
    Country rating changed from A to B (score 9 → 31)Unhealthy Air Quality (AQI 151) (CalamityScore 44)
  20. BtoAindex 36 → 1554d ago
    Country rating changed from B to A (score 36 → 15)Unhealthy Air Quality (AQI 158) (CalamityScore 31)