Western Pacific · Wind: 39 kt
Geographic Context
This cyclone event occurred near Choshi (approximately 58 km away) in Japan, an area that experiences a range of natural hazards. An estimated 178.5K people live within 100 km of the event location, placing this in the "significant" population impact tier.
Event Assessment
This event is Tropical storm MEKKHALA being tracked by meteorological agencies. Calamity.live has classified it as "medium" severity with a severity value of 34.5. The computed Calamity Score is 39 out of 100, suggesting contained impact at this time. The primary scoring components are: historical (80), population (70), intensity (25). Data for this event was sourced from ibtracs, one of the 250 scientific monitoring sources aggregated by Calamity.live.
Regional Monitoring Context
Japan has a documented history of cyclone events. Tropical cyclone monitoring for this region relies on data from meteorological agencies including NHC, JTWC, and regional RSMCs. Cyclone intensity forecasting considers sea surface temperature, wind shear, moisture availability, and atmospheric instability patterns.
Event Data
| Type | Cyclone |
| Severity | medium |
| Severity Value | 34.5 |
| Calamity Score | 39 / 100 |
| Confidence | 87% |
| Coordinates | 35.5000, 141.4000 |
| Nearest City | Choshi (58 km) |
| Population Exposed | 178.5K within 100 km |
| Impact Tier | significant |
| Timestamp | 2026-06-27T12:00:00.000Z |
| Source | https://www.ncei.noaa.gov/products/international-best-track-archive |
Score Breakdown
Technical Details
| Sid | 2026170N12145 |
| Name | MEKKHALA |
| Basin | WP |
| WindKt | 39 |
| Pressure | 0 |
| Nature | NR |
| Eonet Category | Severe Storms |
| Eonet MagnitudeValue | 40 |
| Eonet MagnitudeUnit | kts |
| Eonet GeometryCount | 33 |
| Eonet EonetId | EONET_20606 |
| MergedSources | [{"id":"eonet_EONET_20606","source":"eonet","severity":"medium","severityValue":33,"timestamp":1782561600000,"latitude":35.5,"longitude":141.4}] |
Safety Information
During a tropical cyclone: shelter in a sturdy interior room away from windows. Stock emergency supplies including water, food, medications, and flashlights. Do not venture outdoors during the eye of the storm. After passage, beware of downed power lines, flooding, and structural damage. Follow official guidance for evacuation and shelter.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Calamity.live data shows a cyclone event with CalamityScore 39/100, near Choshi (Japan), based on data from ibtracs. Source: Calamity.live, a platform aggregating real-time data from 197 scientific monitoring sources.