Right now
The most recent data we hold from SPC arrived 83 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
5 other detections within 20 km in the last 24 hours, the nearest 10 km from here.
Reported by SPC yesterday.
It is the 8th strongest of the 25 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 2 September 2026. 2 more were recorded here in the fortnight before it.
What the source measured
SPC reported: Wind UNK kt near 2 ESE Bridgewater, Adair, IA. Adair Co reported a tree down outside Bridgewater. Time of occurrence was unknown... so estimated from radar. Delayed report. (DMX)
Nearby, since 16 March 2026
- September 2, 2026 · score 16 · 9.7 km
- June 6, 2026 · score 46 · 17.1 km
How we know
2 recorded sources include SPC; independence is not established by this count.
Our own score for this event is 16 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) | 16 / 100 |
| Legacy data-support index | 0.54/1 |
| Coordinates | 41.2300, -94.6400 |
| Nearest City | Waukee (75 km) |
| Urban exposure index (PEI) | 0 within 50 km |
| Impact Tier | minor |
| Timestamp | 2026-09-15T01:28:00.000Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
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: spc. Occurrence: 2026-09-15T01:28:00.000Z.
First archived: 2026-09-15T12:03:55.788Z. 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
| ReportType | wind |
| Speed | UNK |
| Location | 2 ESE Bridgewater |
| County | Adair |
| State | IA |
| Comments | Adair Co reported a tree down outside Bridgewater. Time of occurrence was unknown... so estimated from radar. Delayed report. (DMX) |
| Iem TypeSummary | G |
| Iem Magnitude | 53 |
| Iem Unit | MPH |
| Iem City | 1 SW Casey |
| Iem County | Adair |
| Iem State | IA |
| Iem Wfo | DMX |
| Iem Remark | A trained spotted measured a 53 mph gust on a hand-held anemometer at mile marker 82 on Interstate 80. |
| MergedSources | [{"id":"iem_G_41.500_-94.540_1789451880000","source":"iem","severity":"low","severityValue":25,"timestamp":1789451880000,"latitude":41.5,"longitude":-94.54}] |
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 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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