This alert expired on 11 July 2026 at 00:00 UTC. It is kept here as a record.
No stronger detection stands among the 63 recorded within 20 km of this point since 16 March 2026 — 27 others scored the same. Another comparable one was recorded here earlier the same day. 8 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued July 10 at 7:22PM EDT until July 10 at 8:00PM EDT by NWS Tampa Bay Ruskin FL
An estimated 2,006,844 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 17, 2026 · score 52 · 2.1 km
- August 31, 2026 · score 46 · 3.1 km
- July 13, 2026 · score 52 · 6.1 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 52 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) | 52 / 100 |
| Our confidence | 80% |
| Coordinates | 27.7237, -82.6492 |
| Nearest City | St. Petersburg (6 km) |
| Population Exposed | 2.0M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-10T23:22:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.954e3112f27dfe822bfe111a343a8bb5 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Tampa Bay waters; Coastal waters from Englewood to Tarpon Springs FL out 20 NM; Waters from Englewood to Tarpon Springs FL out 20 to 60 NM |
| Headline | Special Marine Warning issued July 10 at 7:22PM EDT until July 10 at 8:00PM EDT by NWS Tampa Bay Ruskin FL |
| Expires | 2026-07-10T20:00:00-04:00 |
| SenderName | NWS Tampa Bay Ruskin FL |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.954e3112f27dfe822bfe111a343a8bb54cf629fe.001.1","noaa_urn:oid:2.49.0.1.840.0.b9cd6e91487e93f489fc3dbcd9b4666a0e9f60c5.001.1","noaa_urn:oid:2.49.0.1.840.0.da7a997f621a17cff41ef661fad5268c0be0f161.001.1"] |
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 52/100, near St. Petersburg (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.