Right now
The most recent data we hold from NOAA arrived 11 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 31 July 2026 at 03:02 UTC. It is kept here as a record.
No stronger detection stands among the 39 recorded within 20 km of this point since 16 March 2026 — 26 others scored the same. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued July 30 at 10:52PM EDT until July 30 at 11:00PM EDT by NWS Jacksonville FL
Nearby, since 16 March 2026
- July 30, 2026 · score 22 · 0.0 km
How we know
4 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 22 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 v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 22 / 100 |
| Legacy data-support index | 0.71/1 |
| Coordinates | 30.1275, -82.9963 |
| Nearest City | Valdosta (83 km) |
| Urban exposure index (PEI) | 0 within 50 km |
| Impact Tier | minor |
| Timestamp | 2026-07-31T02:52:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.6870a82247b1d648d6d0c4a9e890ddd359b2e8d1.001.1 |
Physical priority index · v1. 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: 2026-07-31T02:52:00.000Z.
First archived: 2026-07-31T03:00:15.233Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Suwannee, FL |
| Headline | Flash Flood Warning issued July 30 at 10:52PM EDT until July 30 at 11:00PM EDT by NWS Jacksonville FL |
| Expires | 2026-07-30T23:02:00-04:00 |
| SenderName | NWS Jacksonville FL |
| HasExactCoords | true |
| Iem TypeSummary | G |
| Iem Magnitude | 45 |
| Iem Unit | MPH |
| Iem City | 3 S La Crosse |
| Iem County | Alachua |
| Iem State | FL |
| Iem Wfo | JAX |
| Iem Remark | FAWN site Alachua, FL reported wind gust of 45 mph from the passing storm. |
| MergedSources | [{"id":"iem_M_29.820_-83.590_1785456000000","source":"iem","severity":"low","severityValue":25,"timestamp":1785456000000,"latitude":29.82,"longitude":-83.59},{"id":"iem_R_30.140_-82.990_1785455040000","source":"iem","severity":"low","severityValue":25,"timestamp":1785455040000,"latitude":30.14,"longitude":-82.99},{"id":"iem_G_29.800_-82.410_1785451500000","source":"iem","severity":"low","severityValue":25,"timestamp":1785451500000,"latitude":29.8,"longitude":-82.41}] |
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.
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