Right now
The most recent data we hold from SPC arrived 2 hours ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
271 other detections within 20 km in the last 24 hours, the nearest <1 km from here.
Reported by SPC today.
No stronger detection stands among the 398 recorded within 20 km of this point since 16 March 2026 — 149 others scored the same. Another comparable one was recorded here earlier the same day.
What the source measured
SPC reported: Hail 100 in near 3 NNE Sangaree, Berkeley, SC. NWS Employee reported quarter sized hail along Smooth Stone Aly. (CHS)
An estimated 429,708 people live within 50 km of this point.
Nearby, since 16 March 2026
- September 6, 2026 · score 49 · 0.0 km
- September 7, 2026 · score 49 · 3.0 km
- March 16, 2026 · score 49 · 10.0 km
How we know
Confirmed by 2 independent sources, including SPC.
Our own score for this event is 49 out of 100, at 86 % 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 | High |
| Calamity Score (ours) | 49 / 100 |
| Our confidence | 86% |
| Coordinates | 33.0700, -80.1200 |
| Nearest City | Summerville (8 km) |
| Population Exposed | 429.7K within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-09-06T22:04:00.000Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | hail |
| Speed | 100 |
| Location | 3 NNE Sangaree |
| County | Berkeley |
| State | SC |
| Comments | NWS Employee reported quarter sized hail along Smooth Stone Aly. (CHS) |
| Iem TypeSummary | H |
| Iem Magnitude | 1 |
| Iem Unit | inch |
| Iem City | 3 NNE Sangaree |
| Iem County | Berkeley |
| Iem State | SC |
| Iem Wfo | CHS |
| Iem Remark | NWS Employee reported quarter sized hail along Smooth Stone Aly. |
| MergedSources | [{"id":"iem_H_33.070_-80.120_1788732240000","source":"iem","severity":"low","severityValue":25,"timestamp":1788732240000,"latitude":33.07,"longitude":-80.12}] |
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 Summerville?
Calamity.live data shows a weather event with CalamityScore 49/100, near Summerville (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.