Right now
The most recent data we hold from SPC arrived 18 minutes ago, and this point is in it.
Reported by SPC today.
What the source measured
SPC reported: Wind UNK kt near 1 SSE Daleville, Botetourt, VA. Tree down near the intersection of Catawba Road and US 220. (RNK)
Urban PEI: 194,580 within a heuristic 50 km radius; not unique people.
How we know
One source: SPC. Not yet confirmed by a second, independent source.
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 | 0.81/1 |
| Coordinates | 37.4100, -79.9100 |
| Nearest City | Roanoke (16 km) |
| Urban exposure index (PEI) | 194.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-22T01:13:21.107Z |
| 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: 2026-09-22T01:13:21.107Z.
First archived: 2026-09-21T23:25:09.988Z. Material modification: 2026-09-22T01:18:16.783Z.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
2026-09-22T01:18:16.783Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-22T01:07:40.796Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-22T01:02:21.054Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-22T00:56:59.800Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-22T00:51:39.130Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-22T00:46:19.411Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-22T00:40:59.856Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-22T00:35:38.054Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-22T00:30:17.695Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-22T00:19:33.968Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-22T00:14:15.430Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-22T00:08:55.471Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-22T00:03:32.043Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-21T23:58:08.101Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-21T23:47:14.632Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-21T23:41:46.582Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
2026-09-21T23:30:52.712Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
Score Breakdown
Technical Details
| ReportType | wind |
| Speed | UNK |
| Location | 1 SSE Daleville |
| County | Botetourt |
| State | VA |
| Comments | Tree down near the intersection of Catawba Road and US 220. (RNK) |
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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