Right now
The most recent data we hold from NOAA arrived 2 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
7 other detections within 20 km in the last 24 hours, the nearest 4 km from here.
This alert expired on 1 October 2026 at 22:15 UTC. It is kept here as a record.
No stronger detection stands among the 20 recorded within 20 km of this point since 17 March 2026 — 8 others scored the same. Another comparable one was recorded here earlier the same day. 17 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flood Warning issued October 1 at 4:09PM EDT until October 1 at 6:15PM EDT by NWS Key West FL
Urban PEI: 25,755 within a heuristic 50 km radius; not unique people.
Nearby, since 17 March 2026
- June 5, 2026 · 2.8 km
- July 24, 2026 · 6.7 km
- September 30, 2026 · score 28 · 8.6 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 28 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
Computed under scoring rules v5. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 28 / 100 |
| Legacy data-support index | 0.80/1 |
| Coordinates | 24.5800, -81.7929 |
| Nearest City | Key West (3 km) |
| Urban exposure index (PEI) | 25.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-10-01T20:09:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.09844548c1753a243b59dd9a3609b4f64695e5d1.001.1 |
Physical priority index · v5. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-10-01T20:09:00.000Z.
First archived: 2026-10-01T20:16:55.744Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
1 retained revision changed source fields this page does not show; the index, severity and version stayed the same.
Score Breakdown
Technical Details
| Event | Flood Warning |
| MessageId | urn:oid:2.49.0.1.840.0.09844548c1753a243b59dd9a3609b4f64695e5d1.001.1 |
| Urgency | Expected |
| Certainty | Likely |
| AreaDesc | Monroe, FL |
| Headline | Flood Warning issued October 1 at 4:09PM EDT until October 1 at 6:15PM EDT by NWS Key West FL |
| Expires | 2026-10-01T18:15:00-04:00 |
| SenderName | NWS Key West FL |
| HasExactCoords | true |
| Iem TypeSummary | Thunderstorm wind gust |
| Iem LsrCode | M |
| Iem LsrType | TSTM WND GST |
| Iem Magnitude | 40 |
| Iem Unit | MPH |
| Iem City | 14 NW Key West |
| Iem County | GMZ033 |
| Iem State | FL |
| Iem Wfo | KEY |
| Iem Remark | A northeasterly wind gust of 35 knots, or 40 mph, was measured by the XSMS Smith Shoal Light WeatherFlow mesonet station at 2:32 pm. |
| MergedSources | [{"id":"iem_M_24.720_-81.920_1790876820000","source":"iem","severity":"low","severityValue":35,"timestamp":1790876820000,"latitude":24.72,"longitude":-81.92},{"id":"iem_M_24.460_-81.880_1790874600000","source":"iem","severity":"low","severityValue":35,"timestamp":1790874600000,"latitude":24.46,"longitude":-81.88},{"id":"iem_M_24.460_-81.880_1790881800000","source":"iem","severity":"low","severityValue":35,"timestamp":1790881800000,"latitude":24.46,"longitude":-81.88},{"id":"iem_M_24.720_-81.920_1790879520000","source":"iem","severity":"low","severityValue":35,"timestamp":1790879520000,"latitude":24.72,"longitude":-81.92}] |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
Series begins 8 March 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.
Review the area, threshold and delivery channel in your account.
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