This alert expired on 4 July 2026 at 02:21 UTC. It is kept here as a record.
It is the 14th strongest of the 93 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 14 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 3 at 10:12PM EDT until July 3 at 10:15PM EDT by NWS Cleveland OH
An estimated 188,057 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 18, 2026 · score 43 · 3.4 km
- July 21, 2026 · score 67 · 4.0 km
- July 10, 2026 · score 43 · 7.1 km
How we know
Confirmed by 15 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 91 % 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) | 43 / 100 |
| Our confidence | 91% |
| Coordinates | 40.9405, -80.1671 |
| Nearest City | New Castle (17 km) |
| Population Exposed | 188.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-04T02:12:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.bb14e8464b7de7a44163207cabdd9f46 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Mahoning, OH; Portage, OH; Stark, OH; Trumbull, OH; Crawford, PA; Armstrong, PA; Indiana, PA; Jefferson, PA and 5 more areas |
| Headline | Severe Thunderstorm Warning issued July 3 at 10:12PM EDT until July 3 at 10:15PM EDT by NWS Cleveland OH |
| Expires | 2026-07-03T22:21:00-04:00 |
| SenderName | NWS Cleveland OH |
| HasExactCoords | true |
| MergedCount | 8 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.bb14e8464b7de7a44163207cabdd9f4684322210.001.1","noaa_urn:oid:2.49.0.1.840.0.1fb7130a37e2373f5af28804be75719d7aed5983.001.1","noaa_urn:oid:2.49.0.1.840.0.4a35b54fd10a0513419eb5559b8cf1ffae3937d8.002.1","noaa_urn:oid:2.49.0.1.840.0.86126d8bea4828c7859340293a24b3b1f2a37799.001.1","noaa_urn:oid:2.49.0.1.840.0.250825ae3966004be75afdbc1fde9582264bb2d1.001.1","noaa_urn:oid:2.49.0.1.840.0.36cb2a11624baae65ed808758473d25e06a13565.001.1","noaa_urn:oid:2.49.0.1.840.0.59d10c6280f73519eac8e58289799f4ad6768583.001.1","noaa_urn:oid:2.49.0.1.840.0.732e7848f3a0906edb3b6f91efeb6350681277ed.001.1"] |
| Iem TypeSummary | D |
| Iem City | 2 WSW Bradys Bend |
| Iem County | Armstrong |
| Iem State | PA |
| Iem Wfo | PBZ |
| Iem Remark | Tree down on 68. Time based on radar estimate. |
| Google News RssFeed | weather |
| Google News SourceName | Pittsburgh Post-Gazette |
| MergedSources | [{"id":"iem_L_41.170_-80.170_1783121220000","source":"iem","severity":"low","severityValue":25,"timestamp":1783121220000,"latitude":41.17,"longitude":-80.17},{"id":"iem_D_41.240_-80.490_1783120620000","source":"iem","severity":"low","severityValue":25,"timestamp":1783120620000,"latitude":41.24,"longitude":-80.49},{"id":"iem_D_40.920_-81.020_1783129020000","source":"iem","severity":"low","severityValue":25,"timestamp":1783129020000,"latitude":40.92,"longitude":-81.02},{"id":"iem_D_40.880_-80.510_1783127640000","source":"iem","severity":"low","severityValue":25,"timestamp":1783127640000,"latitude":40.88,"longitude":-80.51},{"id":"iem_D_41.120_-79.720_1783124460000","source":"iem","severity":"low","severityValue":25,"timestamp":1783124460000,"latitude":41.12,"longitude":-79.72},{"id":"iem_D_41.280_-79.590_1783125480000","source":"iem","severity":"low","severityValue":25,"timestamp":1783125480000,"latitude":41.28,"longitude":-79.59},{"id":"iem_D_40.910_-80.490_1783127460000","source":"iem","severity":"low","severityValue":25,"timestamp":1783127460000,"latitude":40.91,"longitude":-80.49},{"id":"iem_D_40.950_-79.670_1783125600000","source":"iem","severity":"low","severityValue":25,"timestamp":1783125600000,"latitude":40.95,"longitude":-79.67},{"id":"iem_D_41.190_-80.100_1783121820000","source":"iem","severity":"low","severityValue":25,"timestamp":1783121820000,"latitude":41.19,"longitude":-80.1},{"id":"iem_D_41.280_-79.460_1783124160000","source":"iem","severity":"low","severityValue":25,"timestamp":1783124160000,"latitude":41.28,"longitude":-79.46},{"id":"iem_D_41.190_-80.110_1783121820000","source":"iem","severity":"low","severityValue":25,"timestamp":1783121820000,"latitude":41.19,"longitude":-80.11},{"id":"iem_D_41.250_-79.640_1783124820000","source":"iem","severity":"low","severityValue":25,"timestamp":1783124820000,"latitude":41.25,"longitude":-79.64},{"id":"iem_D_40.980_-79.660_1783125480000","source":"iem","severity":"low","severityValue":25,"timestamp":1783125480000,"latitude":40.98,"longitude":-79.66},{"id":"gnews_weather_495313_211","source":"google_news","severity":"medium","severityValue":40,"timestamp":1783127535000,"latitude":40.44,"longitude":-80}] |
Safety Information
Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.
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 near New Castle?
Calamity.live data shows a weather event with CalamityScore 43/100, near New Castle (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.