This alert expired on 6 August 2026 at 21:00 UTC. It is kept here as a record.
It is the 16th strongest of the 22 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 27 July 2026. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued August 6 at 3:58PM EDT until August 6 at 5:00PM EDT by NWS Tampa Bay Ruskin FL
An estimated 748,165 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 27, 2026 · score 48 · 4.3 km
- August 29, 2026 · score 52 · 10.7 km
- May 12, 2026 · score 76 · 13.5 km
How we know
Confirmed by 5 independent sources, including NOAA.
Our own score for this event is 41 out of 100, at 91 % 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) | 41 / 100 |
| Our confidence | 91% |
| Coordinates | 28.3542, -82.8726 |
| Nearest City | Bayonet Point (19 km) |
| Population Exposed | 748.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-06T19:58:00.000Z |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM; Coastal waters from Englewood to Tarpon Springs FL out 20 NM; Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM; Waters from Englewood to Tarpon Springs FL out 20 to 60 NM |
| Headline | Special Marine Warning issued August 6 at 3:58PM EDT until August 6 at 5:00PM EDT by NWS Tampa Bay Ruskin FL |
| Expires | 2026-08-06T17:00:00-04:00 |
| SenderName | NWS Tampa Bay Ruskin FL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.05304103be2ef534a241a25bf99185c554a43a78.001.1","noaa_urn:oid:2.49.0.1.840.0.58ff8bdba4d2a55d9b0b7a8012cf7edfb6e4a494.001.1"] |
| Iem TypeSummary | G |
| Iem Magnitude | 41 |
| Iem Unit | MPH |
| Iem City | Tampa International Apr |
| Iem County | Hillsborough |
| Iem State | FL |
| Iem Wfo | TBW |
| Iem Remark | Mesonet station 2009W FSWN Steinbrenner Field. |
| MergedSources | [{"id":"iem_M_27.770_-82.570_1786043280000","source":"iem","severity":"low","severityValue":25,"timestamp":1786043280000,"latitude":27.77,"longitude":-82.57},{"id":"iem_G_28.020_-82.330_1786041300000","source":"iem","severity":"low","severityValue":25,"timestamp":1786041300000,"latitude":28.02,"longitude":-82.33},{"id":"iem_G_27.910_-82.690_1786044780000","source":"iem","severity":"low","severityValue":25,"timestamp":1786044780000,"latitude":27.91,"longitude":-82.69},{"id":"iem_G_27.980_-82.510_1786043400000","source":"iem","severity":"low","severityValue":25,"timestamp":1786043400000,"latitude":27.98,"longitude":-82.51}] |
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 41/100, near Bayonet Point (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.