Right now
The most recent data we hold from IEM arrived 32 minutes ago, and this point is in it.
One other detection within 20 km in the last 24 hours, 19 km from here.
Reported by IEM today.
It is one of only 2 we have recorded within 20 km of this point since 30 September 2026. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
IEM reported: 4 feet of water over the fort thomas river rd, completely inundated and was closed. Unknown impact time, used time of receiving report.
How we know
One source: IEM. Not yet confirmed by a second, independent source.
Our own score for this event is 9 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 | Flood |
| Severity | High |
| Calamity Score (ours) | 9 / 100 |
| Legacy data-support index | 0.39/1 |
| Coordinates | 33.0500, -109.9700 |
| Nearest City | Tanque Verde (114 km) |
| Urban exposure index (PEI) | 0 within 50 km |
| Impact Tier | minor |
| Timestamp | 2026-09-30T17:36:00.000Z |
| Source | https://mesonet.agron.iastate.edu/lsr/ |
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: iem. Occurrence: 2026-09-30T17:36:00.000Z.
First archived: 2026-09-30T22:46:03.172Z. 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
| TypeSummary | Flood |
| LsrCode | E |
| LsrType | FLOOD |
| City | 10 SE Bylas |
| County | Graham |
| State | AZ |
| Wfo | TWC |
| Remark | 4 feet of water over the fort thomas river rd, completely inundated and was closed. Unknown impact time, used time of receiving report. |
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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