This alert expired on 22 June 2026 at 02:00 UTC. It is kept here as a record.
No stronger detection stands among the 55 recorded within 20 km of this point since 16 March 2026 — 16 others scored the same. The last comparable one was on 21 June 2026. 9 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 21 at 8:23PM EDT until June 21 at 10:00PM EDT by NWS Tallahassee FL
An estimated 201,731 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 21, 2026 · score 43 · 3.8 km
- July 20, 2026 · score 22 · 6.7 km
- July 28, 2026 · score 43 · 10.5 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 79 % 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 | 79% |
| Coordinates | 30.0188, -84.1037 |
| Nearest City | Tallahassee (50 km) |
| Population Exposed | 201.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-22T00:23:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.9b98c602e1290bbc61235585d1357126 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Apalachee Bay or Coastal Waters From Keaton Beach to Ochlockonee River Fl out to 20 Nm; Coastal Waters From Ochlockonee River to Apalachicola FL out to 20 Nm; Coastal waters from Suwannee River to Keaton Beach out 20 NM; Apalachee Bay or Coastal Waters From Keaton Beach to Ochlockonee River Fl out to 20 Nm |
| Headline | Special Marine Warning issued June 21 at 8:23PM EDT until June 21 at 10:00PM EDT by NWS Tallahassee FL |
| Expires | 2026-06-21T22:00:00-04:00 |
| SenderName | NWS Tallahassee FL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.9b98c602e1290bbc61235585d1357126c9e3170b.001.1","noaa_urn:oid:2.49.0.1.840.0.250f41f79d9af70ab61a2a838713ecb060d4d41a.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.
Want to know when something happens near Tallahassee?
Calamity.live data shows a weather event with CalamityScore 43/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.