This alert expired on 23 June 2026 at 12:15 UTC. It is kept here as a record.
No stronger detection stands among the 25 recorded within 20 km of this point since 16 March 2026 — 5 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: Flash Flood Warning issued June 23 at 5:57AM EDT until June 23 at 8:15AM EDT by NWS Boston/Norton MA
An estimated 1,463,280 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 21, 2026 · score 52 · 9.6 km
- July 22, 2026 · score 52 · 19.7 km
- March 17, 2026 · score 52 · 21.2 km
How we know
Confirmed by 6 independent sources, including NOAA.
Our own score for this event is 52 out of 100, at 90 % 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) | 52 / 100 |
| Our confidence | 90% |
| Coordinates | 41.6514, -71.1479 |
| Nearest City | Fall River (5 km) |
| Population Exposed | 1.5M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-23T09:57:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.f3a1fda78181ff1b590583f169a4a10c4e8bec29.001.1 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Bristol, MA; Plymouth, MA; Newport, RI |
| Headline | Flash Flood Warning issued June 23 at 5:57AM EDT until June 23 at 8:15AM EDT by NWS Boston/Norton MA |
| Expires | 2026-06-23T08:15:00-04:00 |
| SenderName | NWS Boston/Norton MA |
| HasExactCoords | true |
| Iem TypeSummary | F |
| Iem City | 1 E Newport |
| Iem County | Newport |
| Iem State | RI |
| Iem Wfo | BOX |
| Iem Remark | Rotary at the base of the Pell Bridge in Newport is flooded out. |
| MergedSources | [{"id":"iem_F_41.690_-71.160_1782207840000","source":"iem","severity":"low","severityValue":25,"timestamp":1782207840000,"latitude":41.69,"longitude":-71.16},{"id":"iem_F_41.680_-71.120_1782206700000","source":"iem","severity":"low","severityValue":25,"timestamp":1782206700000,"latitude":41.68,"longitude":-71.12},{"id":"iem_F_41.670_-70.940_1782208500000","source":"iem","severity":"low","severityValue":25,"timestamp":1782208500000,"latitude":41.67,"longitude":-70.94},{"id":"iem_F_41.490_-71.280_1782207720000","source":"iem","severity":"low","severityValue":25,"timestamp":1782207720000,"latitude":41.49,"longitude":-71.28},{"id":"iem_F_41.490_-71.310_1782207600000","source":"iem","severity":"low","severityValue":25,"timestamp":1782207600000,"latitude":41.49,"longitude":-71.31}] |
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 near Fall River?
Calamity.live data shows a weather event with CalamityScore 52/100, near Fall River (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.