Severe Weather near City of Milford (balance)
Right now
The most recent data we hold from NOAA arrived 3 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
10 other detections within 20 km in the last 24 hours, the nearest 3 km from here.
This alert expired on 21 July 2026 at 19:00 UTC. It is kept here as a record.
It is the 10th strongest of the 43 detections recorded within 20 km of this point since 12 March 2026. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued July 21 at 1:18PM EDT until July 21 at 3:00PM EDT by NWS Upton NY
An estimated 2,259,651 people live within 50 km of this point.
Nearby, since 12 March 2026
- June 23, 2026 · score 52 · 6.9 km
- March 12, 2026 · score 52 · 9.5 km
- July 21, 2026 · score 52 · 10.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 46 out of 100, at 80 % 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) | 46 / 100 |
| Our confidence | 80% |
| Coordinates | 41.2439, -73.0598 |
| Nearest City | City of Milford (balance) (3 km) |
| Population Exposed | 2.3M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-21T17:18:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.e1d85a23e8b5094d53e524863df56b86 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Fairfield, CT; New Haven, CT |
| Headline | Flash Flood Warning issued July 21 at 1:18PM EDT until July 21 at 3:00PM EDT by NWS Upton NY |
| Expires | 2026-07-21T15:00:00-04:00 |
| SenderName | NWS Upton NY |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.e1d85a23e8b5094d53e524863df56b863a508f2e.001.1","noaa_urn:oid:2.49.0.1.840.0.94ce487d57a57ada126f9368138477b5907ae092.001.1"] |
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.
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