Right now
The most recent data we hold from NOAA arrived 13 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 2 June 2026 at 04:00 UTC. It is kept here as a record.
It is the 26th strongest of the 149 detections recorded within 20 km of this point since 9 March 2026. Another comparable one was recorded here earlier the same day. 20 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Watch issued June 1 at 9:30PM CDT until June 1 at 11:00PM CDT by NWS Memphis TN
An estimated 490,916 people live within 50 km of this point.
Nearby, since 9 March 2026
- July 11, 2026 · score 43 · 0.0 km
- July 10, 2026 · score 43 · 0.0 km
- July 9, 2026 · score 43 · 0.0 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 81 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 43 / 100 |
| Our confidence | 81% |
| Coordinates | 34.8000, -92.2000 |
| Nearest City | Sherwood (3 km) |
| Population Exposed | 490.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-02T02:30:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Watch_noaa_urn:oid:2.49.0.1.840.0.3c2fd2bc1d8f1dcb382b8ff10610da8d |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | Crittenden, AR; Cross, AR; Lee, AR; Phillips, AR; St. Francis, AR; Clark, AR; Cleveland, AR; Dallas, AR; Grant, AR; Hot Spring, AR; Lincoln, AR; Montgomery, AR; Arkansas, AR; Conway, AR; Garland, AR; Jefferson, AR; Johnson, AR; Logan, AR; Lonoke, AR; Monroe, AR; Perry, AR; Pope, AR; Prairie, AR; Pulaski, AR; Saline, AR; Woodruff, AR; Yell, AR |
| Headline | Severe Thunderstorm Watch issued June 1 at 9:30PM CDT until June 1 at 11:00PM CDT by NWS Memphis TN |
| Expires | 2026-06-01T23:00:00-05:00 |
| SenderName | NWS Memphis TN |
| HasExactCoords | false |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.3c2fd2bc1d8f1dcb382b8ff10610da8d19f9d7ed.003.1","noaa_urn:oid:2.49.0.1.840.0.40e01255438fc59fd1ee63d4ac0e89880e78bbab.002.1","noaa_urn:oid:2.49.0.1.840.0.40e01255438fc59fd1ee63d4ac0e89880e78bbab.003.1"] |
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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