This alert expired on 30 June 2026 at 22:30 UTC. It is kept here as a record.
It is the 3rd strongest of the 42 detections recorded within 20 km of this point since 1 April 2026. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 30 at 6:20PM EDT until June 30 at 6:30PM EDT by NWS Albany NY
An estimated 617,036 people live within 50 km of this point.
Nearby, since 1 April 2026
- June 30, 2026 · score 48 · 7.2 km
- July 3, 2026 · score 48 · 12.0 km
- July 3, 2026 · score 48 · 16.5 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 48 out of 100, at 83 % 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 | 83% |
| Coordinates | 42.1823, -73.1556 |
| Nearest City | Pittsfield (31 km) |
| Population Exposed | 617.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-30T22:20:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.cba757aa61a3f8f326e47f5494013338 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Berkshire, MA; Litchfield, CT; Berkshire, MA; Columbia, NY; Hartford, CT; Franklin, MA; Hampden, MA; Hampshire, MA |
| Headline | Severe Thunderstorm Warning issued June 30 at 6:20PM EDT until June 30 at 6:30PM EDT by NWS Albany NY |
| Expires | 2026-06-30T18:30:00-04:00 |
| SenderName | NWS Albany NY |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.cba757aa61a3f8f326e47f549401333811fe56d8.001.1","noaa_urn:oid:2.49.0.1.840.0.340fc346c609ea076f2c1f10e6daf21ce0a55b36.001.1","noaa_urn:oid:2.49.0.1.840.0.78e25a65a0e4f4bb287885844445d3a45fcb074c.001.1"] |
| Iem TypeSummary | D |
| Iem City | 3 WSW Ravena |
| Iem County | Albany |
| Iem State | NY |
| Iem Wfo | ALY |
| Iem Remark | Trees and wires down in Biechman Road. |
| MergedSources | [{"id":"iem_D_42.460_-73.870_1782854580000","source":"iem","severity":"low","severityValue":25,"timestamp":1782854580000,"latitude":42.46,"longitude":-73.87}] |
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 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.