This alert expired on 16 May 2026 at 00:00 UTC. It is kept here as a record.
It is the 3rd strongest of the 32 detections recorded within 20 km of this point since 17 March 2026. The last comparable one was on 14 May 2026. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flood Warning issued May 15 at 2:58AM EDT until May 15 at 11:00PM EDT by NWS Gray ME
Nearby, since 17 March 2026
- May 30, 2026 · score 22 · 0.0 km
- May 15, 2026 · score 22 · 0.0 km
- July 15, 2026 · score 22 · 4.6 km
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 62 % 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) | 22 / 100 |
| Our confidence | 62% |
| Coordinates | 43.9900, -70.9943 |
| Nearest City | Westbrook (61 km) |
| Impact Tier | minor |
| Timestamp | 2026-05-15T09:23:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.6e29d98fce3f3b71bb7928c53d534360e31a96f3.001.1 |
Score Breakdown
Technical Details
| Event | Flood Warning |
| Urgency | Expected |
| Certainty | Likely |
| AreaDesc | Cumberland, ME; Oxford, ME; Carroll, NH |
| Headline | Flood Warning issued May 15 at 2:58AM EDT until May 15 at 11:00PM EDT by NWS Gray ME |
| Expires | 2026-05-15T20:00:00-04:00 |
| SenderName | NWS Gray ME |
| HasExactCoords | true |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
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.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.