Right now
The most recent data we hold from NOAA arrived 6 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 30 July 2026 at 23:30 UTC. It is kept here as a record.
It is the 51st strongest of the 58 detections recorded within 20 km of this point since 27 April 2026. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 30 at 6:14PM CDT until July 30 at 6:30PM CDT by NWS North Platte NE
Nearby, since 27 April 2026
- September 2, 2026 · score 28 · 7.6 km
- September 1, 2026 · score 28 · 7.6 km
How we know
3 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 22 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
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 |
| Legacy data-support index | 0.70/1 |
| Coordinates | 42.2622, -99.6077 |
| Nearest City | North Platte (160 km) |
| Urban exposure index (PEI) | 0 within 50 km |
| Impact Tier | minor |
| Timestamp | 2026-07-30T23:14:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.4fcbf912e4adcea6e5dfe2a75fe4a55a |
Physical priority index · v1. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-07-30T23:14:00.000Z.
First archived: 2026-07-30T23:23:49.035Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Blaine, NE; Brown, NE; Cherry, NE; Thomas, NE; Boyd, NE; Holt, NE; Lincoln, NE; Logan, NE |
| Headline | Severe Thunderstorm Warning issued July 30 at 6:14PM CDT until July 30 at 6:30PM CDT by NWS North Platte NE |
| Expires | 2026-07-30T18:30:00-05:00 |
| SenderName | NWS North Platte NE |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.4fcbf912e4adcea6e5dfe2a75fe4a55a720cec2a.001.1","noaa_urn:oid:2.49.0.1.840.0.d9e11b6c17693d3cf336f4675a1879839a849dde.001.1","noaa_urn:oid:2.49.0.1.840.0.d2bf649e81bf47977b27ecfb040b2f57963e4ff3.001.1","noaa_urn:oid:2.49.0.1.840.0.e5870630e04801fbaaf9665b9df764f86c6654a4.001.1"] |
| Iem TypeSummary | G |
| Iem Magnitude | 60 |
| Iem Unit | MPH |
| Iem City | 5 NE Stuart |
| Iem County | Holt |
| Iem State | NE |
| Iem Wfo | LBF |
| MergedSources | [{"id":"iem_G_42.620_-99.860_1785449040000","source":"iem","severity":"low","severityValue":25,"timestamp":1785449040000,"latitude":42.62,"longitude":-99.86},{"id":"iem_G_42.650_-99.070_1785451620000","source":"iem","severity":"low","severityValue":25,"timestamp":1785451620000,"latitude":42.65,"longitude":-99.07}] |
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 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.
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