This alert expired on 10 August 2026 at 04:00 UTC. It is kept here as a record.
It is the 2nd strongest of the 71 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued August 9 at 9:42PM EDT until August 10 at 12:00AM EDT by NWS Blacksburg VA
An estimated 742,273 people live within 50 km of this point.
Nearby, since 16 March 2026
- March 16, 2026 · score 72 · 6.8 km
- March 17, 2026 · score 48 · 7.6 km
- May 27, 2026 · score 48 · 12.3 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 | 36.1494, -80.0184 |
| Nearest City | Kernersville (6 km) |
| Population Exposed | 742.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-10T01:42:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.c2e93cb8c435198091f9479a1ef0f2d0 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Bland, VA; Guilford, NC; Harnett, NC; Hoke, NC; Moore, NC |
| Headline | Flash Flood Warning issued August 9 at 9:42PM EDT until August 10 at 12:00AM EDT by NWS Blacksburg VA |
| Expires | 2026-08-10T00:00:00-04:00 |
| SenderName | NWS Blacksburg VA |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.c2e93cb8c435198091f9479a1ef0f2d0659f44db.001.1","noaa_urn:oid:2.49.0.1.840.0.abcbb76e48ecdffdb7b895c9f4db71e84271ee78.001.1","noaa_urn:oid:2.49.0.1.840.0.1b764c1a29636ac4dad4c80bb5b8221692815e3c.001.1"] |
| Iem TypeSummary | D |
| Iem City | 2 ENE Greensboro |
| Iem County | Guilford |
| Iem State | NC |
| Iem Wfo | RAH |
| Iem Remark | WFMY reported a large tree down and blocking multiple lanes of travel near W Wendover Ave and Latham Rd. |
| MergedSources | [{"id":"iem_D_36.090_-79.800_1786321380000","source":"iem","severity":"low","severityValue":25,"timestamp":1786321380000,"latitude":36.09,"longitude":-79.8}] |
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 near Kernersville?
Calamity.live data shows a weather event with CalamityScore 48/100, near Kernersville (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.