Right now
The most recent data we hold from IPMA arrived 3 hours ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
2 other detections within 20 km in the last 24 hours, the nearest <1 km from here.
Reported by IPMA today.
It is one of only 3 we have recorded within 20 km of this point since 5 September 2026. Another comparable one was recorded here earlier the same day.
What the source measured
IPMA reported: Condições favoráveis para ocorrência de fenómenos meteorológicos localizados, como: trovoada; precipitação localmente forte, com acumulação entre 10 a 20 mm em 1 h; granizo com diâmetro inferior a 2 cm; rajadas entre 70 e 90 km/h.
An estimated 1,729,331 people live within 50 km of this point.
Nearby, since 5 September 2026
- September 6, 2026 · score 46 · 0.0 km
How we know
One source: IPMA. Not yet confirmed by a second, independent source.
Our own score for this event is 46 out of 100, at 70 % 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) | 46 / 100 |
| Our confidence | 70% |
| Coordinates | 41.1500, -8.6100 |
| Nearest City | Porto (0 km) |
| Population Exposed | 1.7M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-05T20:08:00.000Z |
| Source | https://www.ipma.pt/en/otempo/prev-sam/ |
Score Breakdown
Technical Details
| AwarenessLevel | yellow |
| AwarenessTypeName | Trovoada |
| DistrictId | PTO |
| DistrictName | Porto |
| StartTime | 2026-09-05T20:08:00 |
| EndTime | 2026-09-05T22:00:00 |
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 Porto?
Calamity.live data shows a weather event with CalamityScore 46/100, near Porto (Portugal), based on data from ipma. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.