This alert expired on 16 March 2026 at 17:45 UTC. It is kept here as a record.
No stronger detection stands among the 8 recorded within 20 km of this point since 12 March 2026 — 5 others scored the same. The last comparable one was on 12 March 2026. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 16 at 1:16PM EDT until March 16 at 1:45PM EDT by NWS Jacksonville FL
Nearby, since 12 March 2026
- August 29, 2026 · score 22 · 1.7 km
- July 11, 2026 · score 22 · 10.2 km
- March 12, 2026 · score 22 · 25.2 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 22 out of 100, at 62 % 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) | 22 / 100 |
| Our confidence | 62% |
| Coordinates | 30.3300, -82.3678 |
| Nearest City | Oakleaf Plantation (54 km) |
| Impact Tier | minor |
| Timestamp | 2026-03-16T17:16:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.ecb023cca1ff16a46c9da9f49b8fb3e8 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Clay, FL; Duval, FL; Brantley, GA; Camden, GA; Charlton, GA; Ware, GA; Dixie, FL; Lafayette, FL; Taylor, FL |
| Headline | Severe Thunderstorm Warning issued March 16 at 1:16PM EDT until March 16 at 1:45PM EDT by NWS Jacksonville FL |
| Expires | 2026-03-16T13:45:00-04:00 |
| SenderName | NWS Jacksonville FL |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.ecb023cca1ff16a46c9da9f49b8fb3e8f96289e8.001.1","noaa_urn:oid:2.49.0.1.840.0.2b1afe20d8a6476395175972cf93cb5aed457932.001.1","noaa_urn:oid:2.49.0.1.840.0.3c5e0e516b9035b391f9d39ec04e33b5748558a2.001.1"] |
| Iem TypeSummary | G |
| Iem Magnitude | 45 |
| Iem Unit | MPH |
| Iem City | 3 E Suwannee Springs |
| Iem County | Hamilton |
| Iem State | FL |
| Iem Wfo | JAX |
| Iem Remark | FSWN Hamilton Genoa, FL (WEATHERSTEM) measured a gust of 45 mph. |
| MergedSources | [{"id":"iem_G_30.390_-82.880_1773681000000","source":"iem","severity":"low","severityValue":25,"timestamp":1773681000000,"latitude":30.39,"longitude":-82.88}] |
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 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.