This alert expired on 7 July 2026 at 11:00 UTC. It is kept here as a record.
It is the 3rd strongest of the 16 detections recorded within 20 km of this point since 15 April 2026. Another comparable one was recorded here earlier the same day. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flood Warning issued July 7 at 12:46AM EDT until July 7 at 7:00AM EDT by NWS State College PA
Nearby, since 15 April 2026
- June 14, 2026 · score 46 · 12.1 km
- July 11, 2026 · score 22 · 24.2 km
How we know
Confirmed by 4 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.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 22 / 100 |
| Our confidence | 71% |
| Coordinates | 41.8713, -77.6488 |
| Nearest City | Elmira (73 km) |
| Impact Tier | minor |
| Timestamp | 2026-07-07T04:46:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.9b0e85c606ee82fa143cb9bcbb9717d26df65fd6.001.1 |
Score Breakdown
Technical Details
| Event | Flood Warning |
| Urgency | Expected |
| Certainty | Likely |
| AreaDesc | Potter, PA; Tioga, PA |
| Headline | Flood Warning issued July 7 at 12:46AM EDT until July 7 at 7:00AM EDT by NWS State College PA |
| Expires | 2026-07-07T07:00:00-04:00 |
| SenderName | NWS State College PA |
| HasExactCoords | true |
| Iem TypeSummary | F |
| Iem City | Westfield |
| Iem County | Tioga |
| Iem State | PA |
| Iem Wfo | CTP |
| Iem Remark | Widespread water over roads and flooded homes in Westfield. |
| MergedSources | [{"id":"iem_R_42.320_-77.650_1783396800000","source":"iem","severity":"low","severityValue":25,"timestamp":1783396800000,"latitude":42.32,"longitude":-77.65},{"id":"iem_F_41.910_-77.600_1783383600000","source":"iem","severity":"low","severityValue":25,"timestamp":1783383600000,"latitude":41.91,"longitude":-77.6},{"id":"iem_F_41.920_-77.540_1783382400000","source":"iem","severity":"low","severityValue":25,"timestamp":1783382400000,"latitude":41.92,"longitude":-77.54}] |
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.
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.