This alert is in force until 3 September 2026, 12:00 UTC.
It is one of only 2 we have recorded within 20 km of this point since 1 September 2026. The last comparable one was on 1 September 2026.
What the source measured
METEOALARM reported: MeteoAlarm carries a moderate warning for Viljandi county (Thunderstorms Level 1). Issued by the national meteorological service of Estonia. Placed at Viljandi, the nearest settlement in the warned area; the warning itself covers the whole area.
An estimated 17,407 people live within 50 km of this point.
Nearby, since 1 September 2026
- September 1, 2026 · score 28 · 0.0 km
How we know
One source: METEOALARM. Not yet confirmed by a second, independent source.
Our own score for this event is 28 out of 100, at 69 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 28 / 100 |
| Our confidence | 69% |
| Coordinates | 58.3600, 25.5900 |
| Nearest City | Viljandi (0 km) |
| Population Exposed | 17.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-03T05:00:00.000Z |
| Source | https://meteoalarm.org?region=EE |
Score Breakdown
Technical Details
| Event | Thunderstorms Level 1 |
| CapSeverity | Moderate |
| CapCertainty | Likely |
| CapUrgency | Expected |
| AreaDesc | Viljandi county |
| CountryCode | EE |
| Country | Estonia |
| Expires | 2026-09-03T12:00:00+00:00 |
| PlacedAt | Viljandi |
| Placement | area-name-component |
Safety Information
Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.
Series begins 8 March 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Want to know when something happens near Viljandi?
Calamity.live data shows a weather event with CalamityScore 28/100, near Viljandi (Estonia), based on data from meteoalarm. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.