This alert expired on 13 March 2026 at 00:00 UTC. It is kept here as a record.
What the source measured
NOAA reported: Flood Watch issued March 12 at 8:56AM PDT until March 16 at 11:00PM PDT by NWS Portland OR
An estimated 1,937,303 people live within 50 km of this point.
Nearby, since 15 March 2026
- June 27, 2026 · score 76 · 16.5 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 52 out of 100, at 77 % 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) | 52 / 100 |
| Our confidence | 77% |
| Coordinates | 45.2190, -122.7570 |
| Nearest City | Canby (7 km) |
| Population Exposed | 1.9M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-15T00:00:00.000Z |
| Source | https://api.weather.gov/alerts/urn-oid-2_49_0_1_840_0_dbc4ec27db983da52137fa64e493bbc996fd9089_001_1 |
Score Breakdown
Technical Details
| Event | Flood Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | East Central Willamette Valley |
| Headline | Flood Watch issued March 12 at 8:56AM PDT until March 16 at 11:00PM PDT by NWS Portland OR |
| Expires | 2026-03-12T17:00:00-07:00 |
| SenderName | NWS Portland OR |
| 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 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 52/100, near Canby (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.