This alert expired on 10 August 2026 at 00:45 UTC. It is kept here as a record.
It is the 7th strongest of the 83 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 10 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 9 at 8:37PM EDT until August 9 at 8:45PM EDT by NWS Raleigh NC
An estimated 538,567 people live within 50 km of this point.
Nearby, since 16 March 2026
- August 5, 2026 · score 37 · 1.2 km
- August 15, 2026 · score 48 · 11.9 km
- July 28, 2026 · score 67 · 13.6 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 48 out of 100, at 85 % 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) | 48 / 100 |
| Our confidence | 85% |
| Coordinates | 35.8483, -80.6975 |
| Nearest City | Statesville (19 km) |
| Population Exposed | 538.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-10T00:37:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.262f22221918d8f40cb657e1e5261226 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Guilford, NC; Cabarrus, NC; Rowan, NC; Avery, NC; Burke, NC; Caldwell, NC; McDowell, NC; Mitchell, NC |
| Headline | Severe Thunderstorm Warning issued August 9 at 8:37PM EDT until August 9 at 8:45PM EDT by NWS Raleigh NC |
| Expires | 2026-08-09T20:45:00-04:00 |
| SenderName | NWS Raleigh NC |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.262f22221918d8f40cb657e1e5261226fb3717ac.001.1","noaa_urn:oid:2.49.0.1.840.0.3f431df77ef5e45c879528031449a77dff5caa10.001.1","noaa_urn:oid:2.49.0.1.840.0.7effbe1022275626cfc0920f85a7ef9c3d0f36b8.001.1"] |
| Iem TypeSummary | D |
| Iem City | 3 WSW Union Grove |
| Iem County | Iredell |
| Iem State | NC |
| Iem Wfo | GSP |
| Iem Remark | Trees down at Trumpet Branch Rd and Myers Mill Rd. |
| MergedSources | [{"id":"iem_D_36.000_-80.920_1786320000000","source":"iem","severity":"low","severityValue":25,"timestamp":1786320000000,"latitude":36,"longitude":-80.92}] |
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 Statesville?
Calamity.live data shows a weather event with CalamityScore 48/100, near Statesville (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.