Right now
The most recent data we hold from SPC arrived 4 minutes ago, and this point is in it.
5 other detections within 20 km in the last 24 hours, the nearest <1 km from here.
Reported by SPC today.
It is the 11th strongest of the 27 detections recorded within 20 km of this point since 25 April 2026. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
SPC reported: Wind UNK kt near 3 ESE Winona, Smith, TX. 911 Dispatch reported a large tree down on FM 16 East close to the intersection of County Road 363 near the town of Starrville. (SHV)
Urban PEI: 185,987 within a heuristic 50 km radius; not unique people.
How we know
2 recorded sources include SPC; independence is not established by this count.
Our own score for this event is 37 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) | 37 / 100 |
| Legacy data-support index | 0.76/1 |
| Coordinates | 32.4700, -95.1200 |
| Nearest City | Tyler (22 km) |
| Urban exposure index (PEI) | 186.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-21T17:18:00.000Z |
| 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: 2026-09-21T17:18:00.000Z.
First archived: 2026-09-21T18:25:28.416Z. 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 | 3 ESE Winona |
| County | Smith |
| State | TX |
| Comments | 911 Dispatch reported a large tree down on FM 16 East close to the intersection of County Road 363 near the town of Starrville. (SHV) |
| Iem TypeSummary | D |
| Iem City | 3 ESE Winona |
| Iem County | Smith |
| Iem State | TX |
| Iem Wfo | SHV |
| Iem Remark | 911 Dispatch reported a large tree down on FM 16 East close to the intersection of County Road 363 near the town of Starrville. |
| MergedSources | [{"id":"iem_D_32.470_-95.120_1790011080000","source":"iem","severity":"low","severityValue":25,"timestamp":1790011080000,"latitude":32.47,"longitude":-95.12}] |
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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