This alert expired on 11 July 2026 at 20:15 UTC. It is kept here as a record.
No stronger detection stands among the 18 recorded within 20 km of this point since 16 March 2026 — 12 others scored the same. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 11 at 3:39PM EDT until July 11 at 4:15PM EDT by NWS Jacksonville FL
An estimated 222,466 people live within 50 km of this point.
Nearby, since 16 March 2026
- May 24, 2026 · score 43 · 25.0 km
- July 17, 2026 · score 43 · 25.6 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 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) | 43 / 100 |
| Our confidence | 80% |
| Coordinates | 29.3719, -82.2166 |
| Nearest City | Ocala (22 km) |
| Population Exposed | 222.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-11T19:39:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.681f31208ecb93ee5a401be44f844ed5 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Marion, FL; Alachua, FL |
| Headline | Severe Thunderstorm Warning issued July 11 at 3:39PM EDT until July 11 at 4:15PM EDT by NWS Jacksonville FL |
| Expires | 2026-07-11T16:15:00-04:00 |
| SenderName | NWS Jacksonville FL |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.681f31208ecb93ee5a401be44f844ed569551602.001.1","noaa_urn:oid:2.49.0.1.840.0.2765f8e04d4415c7ee93fb18e9af8125e8d67e0a.001.1","noaa_urn:oid:2.49.0.1.840.0.b24fc8a0e0b27363349bbb997e2d533deb1c6554.001.1"] |
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.
Calamity.live data shows a weather event with CalamityScore 43/100, near Ocala (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.