Right now
The most recent data we hold from METEOALARM arrived 3 hours ago, and this point is in it.
One other detection within 20 km in the last 24 hours, 1 km from here.
This alert is in force until 24 September 2026, 18:00 UTC.
No stronger detection stands among the 14 recorded within 20 km of this point since 3 September 2026 — 13 others scored the same. The last comparable one was on 22 September 2026. 10 more were recorded here in the fortnight before it.
What the source measured
METEOALARM reported: MeteoAlarm carries a moderate warning for Santarém (Yellow High Temperature Warning). Issued by the national meteorological service of Portugal. Placed at Santarém, the nearest settlement in the warned area; the warning itself covers the whole area.
Urban PEI: 216,397 within a heuristic 50 km radius; not unique people.
Nearby, since 3 September 2026
- September 23, 2026 · score 37 · 1.1 km
- September 22, 2026 · score 37 · 1.1 km
- September 21, 2026 · score 37 · 1.1 km
How we know
2 recorded sources include METEOALARM; independence is not established by this count.
Our own score for this event is 37 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
Computed under scoring rules v5. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 37 / 100 |
| Legacy data-support index | 0.67/1 |
| Coordinates | 39.2300, -8.6900 |
| Nearest City | Santarém (0 km) |
| Urban exposure index (PEI) | 216.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-23T20:31:00.000Z |
| Source | https://meteoalarm.org?region=PT |
Physical priority index · v5. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: meteoalarm. Occurrence: 2026-09-23T20:31:00.000Z.
First archived: 2026-09-23T20:55:54.846Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
2026-09-24T05:33:23.221Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-23T21:56:14.381Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
Score Breakdown
Technical Details
| Event | Yellow High Temperature Warning |
| CapSeverity | Moderate |
| CapCertainty | Likely |
| CapUrgency | Expected |
| AreaDesc | Santarém |
| EmmaId | PT017 |
| CountryCode | PT |
| Country | Portugal |
| Expires | 2026-09-24T18:00:00+00:00 |
| PlacedAt | Santarém |
| Placement | area-name |
| Ipma AwarenessLevel | yellow |
| Ipma AwarenessTypeName | Tempo Quente |
| Ipma DistrictId | STM |
| Ipma DistrictName | Santarém |
| Ipma StartTime | 2026-09-23T20:31:00 |
| Ipma EndTime | 2026-09-24T18:00:00 |
| MergedSources | [{"id":"ipma_STM_2026-09-23","source":"ipma","severity":"medium","severityValue":40,"timestamp":1790195460000,"latitude":39.24,"longitude":-8.69}] |
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.
Review the area, threshold and delivery channel in your account.
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