Right now
The most recent data we hold from METEOALARM arrived 11 minutes 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 12 September 2026, 07:00 UTC.
It is one of only 2 we have recorded within 20 km of this point since 11 September 2026. The last comparable one was on 11 September 2026. One more was recorded here in the fortnight before it.
What the source measured
METEOALARM reported: MeteoAlarm carries a moderate warning for Groningen (Moderate fog warning). Issued by the national meteorological service of Netherlands. Placed at Groningen, the nearest settlement in the warned area; the warning itself covers the whole area.
An estimated 563,506 people live within 50 km of this point.
Nearby, since 11 September 2026
- September 11, 2026 · score 41 · 0.0 km
How we know
One source: METEOALARM. Not yet confirmed by a second, independent source.
Our own score for this event is 41 out of 100, at 64 % 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) | 41 / 100 |
| Our confidence | 64% |
| Coordinates | 53.2200, 6.5700 |
| Nearest City | Groningen (0 km) |
| Population Exposed | 563.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-12T02:00:00.000Z |
| Source | https://meteoalarm.org?region=NL |
Score Breakdown
Technical Details
| Event | Moderate fog warning |
| CapSeverity | Moderate |
| CapCertainty | Likely |
| CapUrgency | Future |
| AreaDesc | Groningen |
| EmmaId | NL007 |
| CountryCode | NL |
| Country | Netherlands |
| Expires | 2026-09-12T07:00:00+00:00 |
| PlacedAt | Groningen |
| Placement | area-name |
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 Groningen?