This alert expired on 31 July 2026 at 00:30 UTC. It is kept here as a record.
It is the strongest of the 23 detections recorded within 20 km of this point since 27 April 2026. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 30 at 6:59PM CDT until July 30 at 7:30PM CDT by NWS North Platte NE
An estimated 24,194 people live within 50 km of this point.
How we know
Confirmed by 4 independent sources, including NOAA.
Our own score for this event is 34 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) | 34 / 100 |
| Our confidence | 91% |
| Coordinates | 41.3220, -100.2620 |
| Nearest City | North Platte (48 km) |
| Population Exposed | 24.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-30T23:59:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.dda6c46142ec48ee29df2aa66e2012b375b67d55.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Custer, NE; Lincoln, NE; Logan, NE |
| Headline | Severe Thunderstorm Warning issued July 30 at 6:59PM CDT until July 30 at 7:30PM CDT by NWS North Platte NE |
| Expires | 2026-07-30T19:30:00-05:00 |
| SenderName | NWS North Platte NE |
| HasExactCoords | true |
| Iem TypeSummary | G |
| Iem Magnitude | 61 |
| Iem Unit | MPH |
| Iem City | 1 NW Stapleton |
| Iem County | Logan |
| Iem State | NE |
| Iem Wfo | LBF |
| Iem Remark | 0.6 NW Stapleton Davis Weatherlink Station. |
| MergedSources | [{"id":"iem_G_41.490_-100.520_1785453600000","source":"iem","severity":"low","severityValue":25,"timestamp":1785453600000,"latitude":41.49,"longitude":-100.52},{"id":"iem_H_41.480_-100.500_1785454800000","source":"iem","severity":"low","severityValue":25,"timestamp":1785454800000,"latitude":41.48,"longitude":-100.5},{"id":"iem_G_41.490_-100.520_1785453000000","source":"iem","severity":"low","severityValue":25,"timestamp":1785453000000,"latitude":41.49,"longitude":-100.52}] |
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 North Platte?
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 187 scientific monitoring sources.