This alert expired on 16 March 2026 at 19:00 UTC. It is kept here as a record.
No stronger detection stands among the 21 recorded within 20 km of this point since 16 March 2026 — 3 others scored the same.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 16 at 2:27PM EDT until March 16 at 3:00PM EDT by NWS Jacksonville FL
An estimated 549,828 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 25, 2026 · score 48 · 9.7 km
- May 8, 2026 · score 43 · 16.0 km
- June 2, 2026 · score 43 · 21.7 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 48 out of 100, at 82 % 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 | 82% |
| Coordinates | 29.1444, -81.2403 |
| Nearest City | DeLand (14 km) |
| Population Exposed | 549.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-16T18:27:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.1d6991483a68bda6d8f7750e9f3501b2 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Flagler, FL; Putnam, FL; St. Johns, FL; Seminole, FL; Volusia, FL |
| Headline | Severe Thunderstorm Warning issued March 16 at 2:27PM EDT until March 16 at 3:00PM EDT by NWS Jacksonville FL |
| Expires | 2026-03-16T15:00:00-04:00 |
| SenderName | NWS Jacksonville FL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.1d6991483a68bda6d8f7750e9f3501b2bf12a5b4.001.1","noaa_urn:oid:2.49.0.1.840.0.a2c3fba031f56249530faaa3f010cb35b93fcc62.001.1"] |
| Iem TypeSummary | G |
| Iem Magnitude | 41 |
| Iem Unit | MPH |
| Iem City | Orlando Exec Airport |
| Iem County | Orange |
| Iem State | FL |
| Iem Wfo | MLB |
| Iem Remark | Orlando Executive Airport measured a peak wind gust of 41MPH/36KT from the south at 2:05 PM. |
| MergedSources | [{"id":"iem_G_28.550_-81.330_1773684300000","source":"iem","severity":"low","severityValue":25,"timestamp":1773684300000,"latitude":28.55,"longitude":-81.33}] |
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 48/100, near DeLand (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.