This alert expired on 20 July 2026 at 20:15 UTC. It is kept here as a record.
No stronger detection stands among the 12 recorded within 20 km of this point since 13 March 2026 — 7 others scored the same. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 20 at 3:57PM EDT until July 20 at 4:15PM EDT by NWS Raleigh NC
An estimated 146,403 people live within 50 km of this point.
Nearby, since 13 March 2026
- March 13, 2026 · score 43 · 16.1 km
- March 16, 2026 · score 43 · 16.4 km
- June 27, 2026 · score 39 · 20.5 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 80 % 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) | 43 / 100 |
| Our confidence | 80% |
| Coordinates | 35.7021, -77.3273 |
| Nearest City | Greenville (11 km) |
| Population Exposed | 146.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-20T19:57:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.a25880c8213672ca8b9d59c23306da39 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Wilson, NC; Beaufort, NC; Edgecombe, NC; Halifax, NC |
| Headline | Severe Thunderstorm Warning issued July 20 at 3:57PM EDT until July 20 at 4:15PM EDT by NWS Raleigh NC |
| Expires | 2026-07-20T16:15:00-04:00 |
| SenderName | NWS Raleigh NC |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.a25880c8213672ca8b9d59c23306da39c86b5784.002.1","noaa_urn:oid:2.49.0.1.840.0.7aa13018f48abb0de494dc95148951d1cbb2cdaf.001.1","noaa_urn:oid:2.49.0.1.840.0.ef899357f58873518ab85d37ec4938c3995b20e2.001.1"] |
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 Greenville?
Calamity.live data shows a weather event with CalamityScore 43/100, near Greenville (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.