Right now
The most recent data we hold from NOAA arrived 39 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
One other detection within 20 km in the last 24 hours, <1 km from here.
This alert expired on 6 September 2026 at 22:30 UTC. It is kept here as a record.
It is the 50th strongest of the 66 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 8 August 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 6 at 5:59PM EDT until September 6 at 6:30PM EDT by NWS Jacksonville FL
An estimated 82,893 people live within 50 km of this point.
Nearby, since 16 March 2026
- September 6, 2026 · score 32 · 0.0 km
- June 27, 2026 · score 39 · 1.6 km
- May 30, 2026 · score 37 · 10.1 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 32 out of 100, at 84 % 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 | Medium |
| Calamity Score (ours) | 32 / 100 |
| Our confidence | 84% |
| Coordinates | 29.6292, -81.6767 |
| Nearest City | Palm Coast (45 km) |
| Population Exposed | 82.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-06T21:59:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.199bcc63c51c785f00c9b6154ed156ad808ec0c7.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Flagler, FL; Putnam, FL; St. Johns, FL |
| Headline | Severe Thunderstorm Warning issued September 6 at 5:59PM EDT until September 6 at 6:30PM EDT by NWS Jacksonville FL |
| Expires | 2026-09-06T18:30:00-04:00 |
| SenderName | NWS Jacksonville FL |
| HasExactCoords | true |
| Iem TypeSummary | R |
| Iem Magnitude | 2.84 |
| Iem Unit | Inch |
| Iem City | 4 SW Durbin |
| Iem County | St. Johns |
| Iem State | FL |
| Iem Wfo | JAX |
| Iem Remark | Personal weather station 1SampsonMeadowLands - KFLSTAUG1111 measured 2.84 inches of rain. Rain began around 4 PM EDT. |
| MergedSources | [{"id":"iem_G_30.190_-81.690_1788726240000","source":"iem","severity":"low","severityValue":25,"timestamp":1788726240000,"latitude":30.19,"longitude":-81.69},{"id":"iem_G_30.220_-81.670_1788724500000","source":"iem","severity":"low","severityValue":25,"timestamp":1788724500000,"latitude":30.22,"longitude":-81.67},{"id":"iem_C_29.230_-81.180_1788722880000","source":"iem","severity":"low","severityValue":25,"timestamp":1788722880000,"latitude":29.23,"longitude":-81.18},{"id":"iem_R_30.040_-81.510_1788728400000","source":"iem","severity":"low","severityValue":25,"timestamp":1788728400000,"latitude":30.04,"longitude":-81.51}] |
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 in this area?
Calamity.live data shows a weather event with CalamityScore 32/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.