Right now
The most recent data we hold from NOAA arrived 5 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
2 other detections within 20 km in the last 24 hours, the nearest 15 km from here.
This alert is in force until 10 September 2026, 09:00 UTC.
It is the 63rd strongest of the 130 detections recorded within 20 km of this point since 12 March 2026. The last comparable one was on 4 September 2026. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued September 10 at 1:28AM EDT until September 10 at 5:00AM EDT by NWS Wilmington OH
An estimated 81,533 people live within 50 km of this point.
Nearby, since 12 March 2026
- August 11, 2026 · score 39 · 6.1 km
- March 12, 2026 · score 39 · 11.6 km
- June 28, 2026 · score 39 · 12.1 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 32 out of 100, at 81 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 32 / 100 |
| Our confidence | 81% |
| Coordinates | 39.5085, -81.9602 |
| Nearest City | Athens (23 km) |
| Population Exposed | 81.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-10T05:28:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.b3f8eb828049f05f89684c91f8fd8c6b90f45b35.001.1 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Adams, OH; Highland, OH; Pike, OH; Ross, OH; Washington, OH; Monroe, OH; Noble, OH and 1 more areas |
| Headline | Flash Flood Warning issued September 10 at 1:28AM EDT until September 10 at 5:00AM EDT by NWS Wilmington OH |
| Expires | 2026-09-10T05:00:00-04:00 |
| SenderName | NWS Wilmington OH |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.b3f8eb828049f05f89684c91f8fd8c6b90f45b35.001.1","noaa_urn:oid:2.49.0.1.840.0.19b4f7ff830a71e0f58e6c57b08c63f33eb4f7e0.001.1","noaa_urn:oid:2.49.0.1.840.0.a310f6e442e77b7b9c26e497d70101ad31a56313.001.1","noaa_urn:oid:2.49.0.1.840.0.9de814e60991690551a95e598826405f280783f6.001.1"] |
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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