This alert expired on 17 July 2026 at 05:30 UTC. It is kept here as a record.
It is the 5th strongest of the 9 detections recorded within 20 km of this point since 13 July 2026. The last comparable one was on 13 July 2026. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued July 16 at 10:14PM MDT until July 16 at 11:30PM MDT by NWS Salt Lake City UT
An estimated 112,697 people live within 50 km of this point.
Nearby, since 13 July 2026
- July 18, 2026 · score 43 · 4.7 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 37 out of 100, at 81 % 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) | 37 / 100 |
| Our confidence | 81% |
| Coordinates | 37.2250, -113.4375 |
| Nearest City | Washington (12 km) |
| Population Exposed | 112.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-17T04:14:00.000Z |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Washington, UT |
| Headline | Flash Flood Warning issued July 16 at 10:14PM MDT until July 16 at 11:30PM MDT by NWS Salt Lake City UT |
| Expires | 2026-07-16T23:30:00-06:00 |
| SenderName | NWS Salt Lake City UT |
| 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 37/100, near Washington (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.