This alert expired on 7 July 2026 at 03:30 UTC. It is kept here as a record.
It is the 2nd strongest of the 38 detections recorded within 20 km of this point since 16 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 6 at 9:22PM EDT until July 6 at 11:30PM EDT by NWS Morristown TN
An estimated 43,807 people live within 50 km of this point.
Nearby, since 16 March 2026
- August 11, 2026 · score 58 · 19.6 km
- September 5, 2026 · score 16 · 24.1 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 85 % 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) | 34 / 100 |
| Our confidence | 85% |
| Coordinates | 36.8909, -81.9401 |
| Nearest City | Bristol (39 km) |
| Population Exposed | 43.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-07T01:22:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.2e05c6cbcf019d72c2ec08c90f357d47 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Washington, VA; Russell, VA |
| Headline | Flash Flood Warning issued July 6 at 9:22PM EDT until July 6 at 11:30PM EDT by NWS Morristown TN |
| Expires | 2026-07-06T23:30:00-04:00 |
| SenderName | NWS Morristown TN |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.2e05c6cbcf019d72c2ec08c90f357d47df710f6b.001.1","noaa_urn:oid:2.49.0.1.840.0.cda616b71b1d8ed02a6eada426ee4093f43b42ff.001.1"] |
| Iem TypeSummary | F |
| Iem City | Glade Spring |
| Iem County | Washington |
| Iem State | VA |
| Iem Wfo | MRX |
| Iem Remark | One road closed due to flooding in Glade Springs. |
| MergedSources | [{"id":"iem_F_36.790_-81.770_1783384200000","source":"iem","severity":"low","severityValue":25,"timestamp":1783384200000,"latitude":36.79,"longitude":-81.77}] |
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 34/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.