This alert expired on 9 August 2026 at 21:15 UTC. It is kept here as a record.
It is the 5th strongest of the 14 detections recorded within 20 km of this point since 25 May 2026. The last comparable one was on 29 July 2026. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 9 at 4:48PM EDT until August 9 at 5:15PM EDT by NWS Peachtree City GA
An estimated 775,962 people live within 50 km of this point.
Nearby, since 25 May 2026
- July 24, 2026 · score 48 · 7.8 km
- July 24, 2026 · score 48 · 11.8 km
- July 29, 2026 · score 52 · 19.9 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 48 out of 100, at 80 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 48 / 100 |
| Our confidence | 80% |
| Coordinates | 34.2733, -84.0683 |
| Nearest City | Sugar Hill (19 km) |
| Population Exposed | 776.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-09T20:48:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.5812add32e28a042d4b9abd8bbbd52a0dff3b69a.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Forsyth, GA |
| Headline | Severe Thunderstorm Warning issued August 9 at 4:48PM EDT until August 9 at 5:15PM EDT by NWS Peachtree City GA |
| Expires | 2026-08-09T17:15:00-04:00 |
| SenderName | NWS Peachtree City GA |
| HasExactCoords | true |
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 10 February 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 Sugar Hill?
Calamity.live data shows a weather event with CalamityScore 48/100, near Sugar Hill (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.