This alert expired on 23 June 2026 at 00:30 UTC. It is kept here as a record.
No stronger detection stands among the 151 recorded within 20 km of this point since 17 March 2026 — 37 others scored the same. Another comparable one was recorded here earlier the same day. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 22 at 7:44PM EDT until June 22 at 8:30PM EDT by NWS Mount Holly NJ
An estimated 511,761 people live within 50 km of this point.
Nearby, since 17 March 2026
- July 27, 2026 · score 48 · 3.3 km
- August 10, 2026 · score 48 · 3.3 km
- July 21, 2026 · score 41 · 4.6 km
How we know
Confirmed by 12 independent sources, including NOAA.
Our own score for this event is 48 out of 100, at 88 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 48 / 100 |
| Our confidence | 88% |
| Coordinates | 37.6102, -77.5551 |
| Nearest City | Tuckahoe (2 km) |
| Population Exposed | 511.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-22T23:44:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.852af2cfe16c21c46b7c0648c81b93d2 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Caroline, MD; Queen Anne's, MD; Talbot, MD; Essex, VA; King and Queen, VA; King William, VA; Lancaster, VA; Middlesex, VA; Northumberland, VA; Richmond, VA; Westmoreland, VA; Dorchester, MD; Somerset, MD; Wicomico, MD and 8 more areas |
| Headline | Severe Thunderstorm Warning issued June 22 at 7:44PM EDT until June 22 at 8:30PM EDT by NWS Mount Holly NJ |
| Expires | 2026-06-22T20:30:00-04:00 |
| SenderName | NWS Mount Holly NJ |
| HasExactCoords | true |
| MergedCount | 12 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.852af2cfe16c21c46b7c0648c81b93d245b60e91.001.1","noaa_urn:oid:2.49.0.1.840.0.de16d1f608dc2533319debb0d020886d829b06da.001.1","noaa_urn:oid:2.49.0.1.840.0.85ef03fbfad3299627f4b92ffde14bbec726e1ac.001.1","noaa_urn:oid:2.49.0.1.840.0.3874d3e0a61be3c3b267984d3a7d576a5c1d199e.001.1","noaa_urn:oid:2.49.0.1.840.0.5ee5c8b3042607b6618e9f7e1d1c2dcf2ccac368.001.1","noaa_urn:oid:2.49.0.1.840.0.841d5724575e5f38a172e489d9739173564db0b7.001.1","noaa_urn:oid:2.49.0.1.840.0.e487bbd070654109aa65ce21f4e99d80c824797a.002.1","noaa_urn:oid:2.49.0.1.840.0.26d9e0cac9bf138e28e17054df00ad6ab6f2a6ca.002.1","noaa_urn:oid:2.49.0.1.840.0.6cee728201ba2fcf44ac0295d7813375bab15d07.001.1","noaa_urn:oid:2.49.0.1.840.0.a27cf49b1b982cdb547216b72331a1d361050ba1.001.1","noaa_urn:oid:2.49.0.1.840.0.83f3611818966fd6f97369d36b09d9d3884271b5.001.1","noaa_urn:oid:2.49.0.1.840.0.7d45a29fa94f77303ca3098e0bb075fb6145d9a3.001.1"] |
| Iem TypeSummary | D |
| Iem City | 2 NNW Mineral |
| Iem County | Louisa |
| Iem State | VA |
| Iem Wfo | AKQ |
| Iem Remark | Tree down along Chopping Rd. Time Estimated by Radar. |
| MergedSources | [{"id":"iem_D_37.850_-77.640_1782166800000","source":"iem","severity":"low","severityValue":25,"timestamp":1782166800000,"latitude":37.85,"longitude":-77.64},{"id":"iem_D_38.070_-77.330_1782168000000","source":"iem","severity":"low","severityValue":25,"timestamp":1782168000000,"latitude":38.07,"longitude":-77.33},{"id":"iem_D_37.820_-77.910_1782166020000","source":"iem","severity":"low","severityValue":25,"timestamp":1782166020000,"latitude":37.82,"longitude":-77.91},{"id":"iem_D_38.020_-77.510_1782167100000","source":"iem","severity":"low","severityValue":25,"timestamp":1782167100000,"latitude":38.02,"longitude":-77.51},{"id":"iem_D_37.880_-77.610_1782166980000","source":"iem","severity":"low","severityValue":25,"timestamp":1782166980000,"latitude":37.88,"longitude":-77.61},{"id":"iem_D_37.900_-78.070_1782164280000","source":"iem","severity":"low","severityValue":25,"timestamp":1782164280000,"latitude":37.9,"longitude":-78.07},{"id":"iem_D_37.960_-78.180_1782163860000","source":"iem","severity":"low","severityValue":25,"timestamp":1782163860000,"latitude":37.96,"longitude":-78.18},{"id":"iem_D_37.880_-78.130_1782164100000","source":"iem","severity":"low","severityValue":25,"timestamp":1782164100000,"latitude":37.88,"longitude":-78.13},{"id":"iem_D_37.940_-77.470_1782167400000","source":"iem","severity":"low","severityValue":25,"timestamp":1782167400000,"latitude":37.94,"longitude":-77.47},{"id":"iem_D_37.930_-77.660_1782167100000","source":"iem","severity":"low","severityValue":25,"timestamp":1782167100000,"latitude":37.93,"longitude":-77.66},{"id":"iem_D_38.030_-77.930_1782164100000","source":"iem","severity":"low","severityValue":25,"timestamp":1782164100000,"latitude":38.03,"longitude":-77.93}] |
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 10 February 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.
Calamity.live data shows a weather event with CalamityScore 48/100, near Tuckahoe (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.