This alert expired on 28 August 2026 at 23:00 UTC. It is kept here as a record.
No stronger detection stands among the 7 recorded within 20 km of this point since 14 March 2026 — one other scored the same. The last comparable one was on 13 August 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 28 at 6:09PM EDT until August 28 at 7:00PM EDT by NWS Caribou ME
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 60 % 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) | 22 / 100 |
| Our confidence | 60% |
| Coordinates | 45.6175, -68.3440 |
| Nearest City | Bangor (97 km) |
| Impact Tier | minor |
| Timestamp | 2026-08-28T22:09:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Penobscot, ME; Piscataquis, ME; Aroostook, ME |
| Headline | Severe Thunderstorm Warning issued August 28 at 6:09PM EDT until August 28 at 7:00PM EDT by NWS Caribou ME |
| Expires | 2026-08-28T19:00:00-04:00 |
| SenderName | NWS Caribou ME |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.bc012a656dcde370f88fbe6e1fe18c1db7bded2e.001.1","noaa_urn:oid:2.49.0.1.840.0.db81513bdc6a7c492d65e6f925bf2378044e1173.001.1"] |
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 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 22/100, near Bangor (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.