Right now
The most recent data we hold from NOAA arrived 28 minutes ago, and this point is in it.
21 other detections within 20 km in the last 24 hours, the nearest 15 km from here.
This alert is in force until 7 September 2026, 13:15 UTC.
It is the strongest of the 48 detections recorded within 20 km of this point since 1 April 2026. Another comparable one was recorded here earlier the same day.
What the source measured
NOAA reported: Flash Flood Warning issued September 7 at 5:20AM EDT until September 7 at 9:15AM EDT by NWS Greenville-Spartanburg SC
An estimated 95,056 people live within 50 km of this point.
Nearby, since 1 April 2026
- June 12, 2026 · score 43 · 17.8 km
- May 26, 2026 · score 39 · 19.6 km
- July 29, 2026 · score 32 · 20.4 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 45 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) | 45 / 100 |
| Our confidence | 86% |
| Coordinates | 35.4953, -82.1500 |
| Nearest City | Asheville (38 km) |
| Population Exposed | 95.1K within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-09-07T09:20:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.2237c182aeeced276aee1c21dffc3f90deb84ea8.001.1 |
Score Breakdown
50
intensity
55
population
0
cascading
80
historical
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | McDowell, NC; Rutherford, NC |
| Headline | Flash Flood Warning issued September 7 at 5:20AM EDT until September 7 at 9:15AM EDT by NWS Greenville-Spartanburg SC |
| Expires | 2026-09-07T09:15:00-04:00 |
| SenderName | NWS Greenville-Spartanburg SC |
| HasExactCoords | true |
| Spc ReportType | hail |
| Spc Speed | 100 |
| Spc Location | 1 NNW Brevard |
| Spc County | Transylvania |
| Spc State | NC |
| Spc Comments | Social media video of mainly dime to nickel size hail with a couple larger stones around quarter size mixed in. Hail occurred on the north side of Brevard. (GSP) |
| MergedSources | 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ium","severityValue":45,"timestamp":1788777127081,"latitude":35.06,"longitude":-81.64},{"id":"spc_wind_35.07_-81.65_75","source":"spc","severity":"medium","severityValue":45,"timestamp":1788777127081,"latitude":35.07,"longitude":-81.65},{"id":"spc_wind_35.09_-81.63_77","source":"spc","severity":"medium","severityValue":45,"timestamp":1788777127081,"latitude":35.09,"longitude":-81.63},{"id":"spc_wind_35.07_-81.71_80","source":"spc","severity":"medium","severityValue":45,"timestamp":1788777127081,"latitude":35.07,"longitude":-81.71},{"id":"spc_wind_34.90_-81.98_91","source":"spc","severity":"medium","severityValue":45,"timestamp":1788777127081,"latitude":34.9,"longitude":-81.98},{"id":"spc_hail_35.25_-82.74_233","source":"spc","severity":"high","severityValue":65,"timestamp":1788777127082,"latitude":35.25,"longitude":-82.74}] |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
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 in this area?
Calamity.live data shows a weather event with CalamityScore 45/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.