Rating

United States risk rating

Activity gradeDindex 79.0/100
Operational statusOrange
Last updated4m ago

Current assessment · Model activity-rating-2

Computed: 2026-10-13 00:43:50 UTC · Valid until: 2026-10-13 02:43:50 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 intensity100100.0/100
Scenario weight5252.0/100
Cumulative urban PEI100100.0/100
CFI activity proxy4141.1/100

Recorded hazard contributions

Weather

Mean event index: 30/100 · Eligible records: 27

Volcano

Mean event index: 27/100 · Eligible records: 1

Fire

Mean event index: 44/100 · Eligible records: 6

Flood

Mean event index: 14/100 · Eligible records: 2

Rating history

  1. EtoDindex 84 → 7937m ago
    Country rating changed from E to D (score 84 → 79)Current dominant event: Extended satellite heat detection (CalamityScore 57); cause of change not attributedcascade component 72.0 → 52.0forecast component 41.4 → 41.1

    Country rating changed from E to D (score 84 → 79). Current dominant event: Extended satellite heat detection (CalamityScore 57); cause of change not attributed. cascade component 72.0 → 52.0. forecast component 41.4 → 41.1. Context: EVENT: Extended satellite heat detection — US Detected: 2026-10-12T19:43:00.000Z CalamityScore: 57/100 Severity: medium URBAN EXPOSURE INDEX: 1,434,971 weighted city population units; not unique people or a census of the affected area CONTEXT: Country: US. 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. EtoEindex 91 → 841h ago
    Activity score changed from 91 to 84Current dominant event: Extended satellite heat detection (CalamityScore 59); cause of change not attributedcascade component 100.0 → 72.0forecast component 40.0 → 41.4
  3. DtoEindex 67 → 911d ago
    Country rating changed from D to E (score 67 → 91)Current dominant event: Extended satellite heat detection (CalamityScore 64); cause of change not attributed51 new cascade alert(s)cascade component 0.0 → 100.0forecast component 45.9 → 40.0
  4. DtoDindex 66 → 67Red → Orange2d ago
    Operational status changed from red to orangeCurrent dominant event: Extended satellite heat detection (CalamityScore 59); cause of change not attributedforecast component 40.5 → 45.9
  5. DtoDindex 67 → 66Orange → Red4d ago
    Operational status changed from orange to redCurrent dominant event: Hurricane Warning (CalamityScore 67); cause of change not attributedforecast component 44.4 → 40.5
  6. DtoDindex 67 → 67Red → Orange8d ago
    Operational status changed from red to orangeCurrent dominant event: Extended satellite heat detection (CalamityScore 57); cause of change not attributedforecast component 45.0 → 44.4
  7. CtoDindex 53 → 6724d ago
    Country rating changed from C to D (score 53 → 67)Current dominant event: Calamity estimate: Major flooding — Lewisville Lk nr Lewisville, TX, VA (CalamityScore 70); cause of change not attributedseverity component 69.4 → 100.0forecast component 37.5 → 45.0
  8. DtoCindex 67 → 5324d ago
    Country rating changed from D to C (score 67 → 53)Current dominant event: Calamity estimate: Major flooding — Lewisville Lk nr Lewisville, TX, VA (CalamityScore 70); cause of change not attributedseverity component 100.0 → 69.4forecast component 45.0 → 37.5
  9. EtoDindex 93 → 6727d ago
    Country rating changed from E to D (score 93 → 67)Current dominant event: Calamity estimate: Major flooding — Lewisville Lk nr Lewisville, TX, VA (CalamityScore 70); cause of change not attributedcascade component 100.0 → 0.0forecast component 50.1 → 45.0
  10. DtoEindex 67 → 9327d ago
    Country rating changed from D to E (score 67 → 93)Current dominant event: Major Wildfire (CalamityScore 71); cause of change not attributed22 new cascade alert(s)cascade component 0.0 → 100.0forecast component 44.6 → 50.1
  11. DtoDindex 68 → 69Orange → Red30d ago
    Operational status changed from orange to redMajor Flooding — Lewisville Lk nr Lewisville, TX, VA (CalamityScore 70)
  12. DtoDindex 69 → 68Red → Orange30d ago
    Operational status changed from red to orangeCDC Statement on Increases in Recent Animal Rabies Activity and Associated Human Exposures (CalamityScore 64)
  13. EtoDindex 85 → 6938d ago
    Country rating changed from E to D (score 85 → 69)Major Flooding — Lewisville Lk nr Lewisville, TX, VA (CalamityScore 70)
  14. DtoEindex 69 → 8538d ago
    Country rating changed from D to E (score 69 → 85)Major Flooding — Lewisville Lk nr Lewisville, TX, VA (CalamityScore 70)1 new cascade alert(s)
  15. EtoDindex 89 → 6941d ago
    Country rating changed from E to D (score 89 → 69)Major Flooding — Lewisville Lk nr Lewisville, TX, VA (CalamityScore 68)
  16. BtoDindex 28 → 69Green → Red43d ago
    Country rating changed from B to D (score 28 → 69)Operational status changed from green to redMajor Wildfire (CalamityScore 54)
  17. DtoDindex 68 → 69Orange → Red43d ago
    Operational status changed from orange to redMajor Wildfire (CalamityScore 54)
  18. DtoDindex 68 → 68Orange → Red43d ago
    Operational status changed from orange to redMajor Wildfire (CalamityScore 54)
  19. DtoEindex 69 → 9443d ago
    Country rating changed from D to E (score 69 → 94)Major Wildfire (CalamityScore 68)4 new cascade alert(s)
  20. DtoEindex 70 → 9544d ago
    Country rating changed from D to E (score 70 → 95)Major Wildfire (CalamityScore 71)13 new cascade alert(s)