Reported by SPC 169 days ago.
It is the 16th strongest of the 278 detections recorded within 20 km of this point since 11 March 2026. Another comparable one was recorded here earlier the same day. 109 more were recorded here in the fortnight before it.
What the source measured
SPC reported: Wind UNK kt near 1 SSE Dickerson, Montgomery, MD. Wires down on Big Woods Rd. near Dickerson (LWX)
An estimated 3,088,706 people live within 50 km of this point.
Nearby, since 11 March 2026
- June 15, 2026 · score 52 · 6.6 km
- August 10, 2026 · score 52 · 6.9 km
- March 17, 2026 · score 52 · 8.0 km
How we know
One source: SPC. Not yet confirmed by a second, independent source.
Our own score for this event is 52 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 v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 52 / 100 |
| Our confidence | 70% |
| Coordinates | 39.2100, -77.4200 |
| Nearest City | Germantown (14 km) |
| Population Exposed | 3.1M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-17T04:23:12.431Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | wind |
| Speed | UNK |
| Location | 1 SSE Dickerson |
| County | Montgomery |
| State | MD |
| Comments | Wires down on Big Woods Rd. near Dickerson (LWX) |
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 Germantown?
Calamity.live data shows a weather event with CalamityScore 52/100, near Germantown (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.