Right now
The most recent data we hold from DWD 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.
10 other detections within 20 km in the last 24 hours, the nearest 9 km from here.
This alert expired on 16 September 2026 at 18:00 UTC. It is kept here as a record.
No stronger detection stands among the 58 recorded within 20 km of this point since 3 September 2026 — 8 others scored the same. Another comparable one was recorded here earlier the same day. 57 more were recorded here in the fortnight before it.
What the source measured
DWD reported: There is a risk of heavy thunderstorms with gale- or storm-force gusts, heavy rain and hail (level 2 of 4). Max. gusts: < 65 km/h; Precipitation amounts: ~ 15 l/m²/1h; Hail: small grains
Urban PEI: 9,302,915 within a heuristic 50 km radius; not unique people.
Nearby, since 3 September 2026
- September 16, 2026 · score 46 · 9.1 km
- September 16, 2026 · score 46 · 11.1 km
- September 16, 2026 · score 46 · 13.2 km
How we know
One source: DWD. Not yet confirmed by a second, independent source.
Our own score for this event is 46 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) | 46 / 100 |
| Legacy data-support index | 0.80/1 |
| Coordinates | 51.3920, 7.0843 |
| Nearest City | Velbert (7 km) |
| Urban exposure index (PEI) | 9.3M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-16T16:53:00.000Z |
| Source | https://www.dwd.de/DWD/warnungen/cap-feed/en/2.49.0.0.276.0.DWD.PVW.1789577580000.5e9b9905-f39e-45d1-95a2-a5575d1030b0.ENG.xml |
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: dwd. Occurrence: 2026-09-16T16:53:00.000Z.
First archived: 2026-09-16T18:34:55.440Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | heavy thunderstorms with gale- or storm-force gusts, heavy rain and hail |
| Level | Moderate |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | polygonal event area |
| Expires | 2026-09-16T20:00:00+02:00 |
| Instruction | Hazard(s) caused by: lightning (danger to life!); single branches falling; objects flying through the air; isolated, rapid flooding of roads and subways; aquaplaning; hail. Recommendations for what to do: Avoid staying outdoors and seek shelter (e.g. in buildings). Avoid being near lakes and river |
| CapIdentifier | 2.49.0.0.276.0.DWD.PVW.1789577580000.5e9b9905-f39e-45d1-95a2-a5575d1030b0.ENG |
| Licence | GeoNutzV — Deutscher Wetterdienst, source note required |
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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