Major Tsunami Signal — DART Off Hawaii (NW)
DART buoy 46413 (DART Off Hawaii (NW)) detected 10.441m amplitude change. Water column height: 5614.43m.
Geographic Context
This tsunami event occurred at coordinates 26.06°, -163.05°.
Event Assessment
This event is a tsunami advisory issued by official warning centers based on seismic activity analysis. Calamity.live has classified it as "high" severity with a severity value of 90. The computed Calamity Score is 48 out of 100, reflecting a moderate-impact event. The primary scoring components are: historical (80), cascading (70), intensity (65). Data for this event was sourced from dart, one of the 250 scientific monitoring sources aggregated by Calamity.live.
Regional Monitoring Context
This tsunami event is being tracked through Calamity.live's global monitoring network, which aggregates data from 250 scientific sources. Real-time monitoring and multi-source verification help ensure data accuracy and timely reporting of significant natural hazard events worldwide.
Cascade Risk Analysis
This event may trigger secondary hazards through cascade effects. Cascade detection is an automated process that evaluates how primary disasters can trigger secondary events — for example, earthquakes triggering landslides, or volcanic eruptions causing lahars and pyroclastic flows. These secondary hazards can sometimes pose a greater threat than the initial event, particularly in mountainous terrain or densely populated areas.
Event Data
| Type | Tsunami |
| Severity | high |
| Severity Value | 90 |
| Calamity Score | 48 / 100 |
| Confidence | 60% |
| Coordinates | 26.0600, -163.0500 |
| Nearest City | Schofield Barracks (717 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-18T01:15:00.000Z |
| Source | https://www.ndbc.noaa.gov/station_page.php?station=46413 |
Score Breakdown
Technical Details
| StationId | 46413 |
| StationName | DART Off Hawaii (NW) |
| AmplitudeM | 10.441 |
| WaterColumnHeightM | 5614.428 |
| TsunamiMode | false |
| ReadingsAnalyzed | 21 |
Cascade Risks
Safety Information
If a tsunami warning is issued: move immediately to higher ground or inland. Do not wait to see the wave. Tsunamis can arrive as a series of waves over several hours — do not return to low-lying areas until official all-clear is given. Follow designated evacuation routes and instructions from tsunami warning centers.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Calamity.live data shows a tsunami event with CalamityScore 48/100, near Schofield Barracks, based on data from dart. Source: Calamity.live, a platform aggregating real-time data from 197 scientific monitoring sources.