Right now
The most recent data we hold from SPC arrived 62 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 79th strongest of the 121 detections recorded within 20 km of this point since 26 April 2026. Another comparable one was recorded here earlier the same day. 78 more were recorded here in the fortnight before it.
What the source measured
SPC reported: Wind UNK kt near 4 S Arlington, Tarrant, TX. Tree blocking Hardisty Drive. Wind speed estimated to be 50 mph judging by the size and health of the tree. (FWD)
Urban PEI: 4,462,652 within a heuristic 50 km radius; not unique people.
Nearby, since 26 April 2026
- September 12, 2026 · score 58 · 2.2 km
- June 2, 2026 · score 52 · 2.8 km
- June 20, 2026 · score 52 · 8.0 km
How we know
One source: SPC. Not yet confirmed by a second, independent source.
Our own score for this event is 46 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) | 46 / 100 |
| Legacy data-support index | 0.68/1 |
| Coordinates | 32.6400, -97.1400 |
| Nearest City | Mansfield (9 km) |
| Urban exposure index (PEI) | 4.5M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-21T06:31:30.632Z |
| 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: 2026-09-21T06:31:30.632Z.
First archived: 2026-09-21T01:40:47.872Z. Material modification: 2026-09-21T06:35:59.668Z.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
2026-09-21T06:35:59.668Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T06:30:37.310Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T06:19:50.522Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T06:14:28.818Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T06:09:07.387Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T06:03:43.611Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T05:58:21.671Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T05:52:59.764Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T05:47:37.236Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T05:36:53.221Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T05:31:33.236Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T05:26:11.486Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T05:20:47.415Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T05:15:25.354Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T04:59:13.909Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T04:53:51.658Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T04:48:28.040Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T04:43:05.508Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T04:37:43.110Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
2026-09-21T04:32:19.503Z · data_change
Index 46 → 46; severity medium → medium; version 5 → 5.
Score Breakdown
Technical Details
| ReportType | wind |
| Speed | UNK |
| Location | 4 S Arlington |
| County | Tarrant |
| State | TX |
| Comments | Tree blocking Hardisty Drive. Wind speed estimated to be 50 mph judging by the size and health of the tree. (FWD) |
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.
Review the area, threshold and delivery channel in your account.
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