This alert expired on 8 July 2026 at 03:30 UTC. It is kept here as a record.
It is the 46th strongest of the 58 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued July 7 at 10:06PM EDT until July 7 at 11:30PM EDT by NWS Morristown TN
Nearby, since 16 March 2026
- August 9, 2026 · score 22 · 9.4 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 22 out of 100, at 71 % 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 | 71% |
| Coordinates | 35.6343, -84.8071 |
| Nearest City | Cleveland (53 km) |
| Impact Tier | minor |
| Timestamp | 2026-07-08T02:06:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.a2793ae29332448edab01afe4665a12786cac33c.001.1 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Meigs, TN; Rhea, TN |
| Headline | Flash Flood Warning issued July 7 at 10:06PM EDT until July 7 at 11:30PM EDT by NWS Morristown TN |
| Expires | 2026-07-07T23:30:00-04:00 |
| SenderName | NWS Morristown TN |
| HasExactCoords | true |
| Iem TypeSummary | F |
| Iem City | 3 S Spring City |
| Iem County | Rhea |
| Iem State | TN |
| Iem Wfo | MRX |
| Iem Remark | Flooding on roads in the area of Wolf Creek Road and Watts Bar Highway. |
| MergedSources | [{"id":"iem_F_36.140_-84.640_1783463400000","source":"iem","severity":"low","severityValue":25,"timestamp":1783463400000,"latitude":36.14,"longitude":-84.64},{"id":"iem_F_35.640_-84.860_1783476000000","source":"iem","severity":"low","severityValue":25,"timestamp":1783476000000,"latitude":35.64,"longitude":-84.86}] |
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.