Right now
The most recent data we hold from NOAA arrived 2 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 1 July 2026 at 05:15 UTC. It is kept here as a record.
No stronger detection stands among the 12 recorded within 20 km of this point since 10 June 2026 — 5 others scored the same. 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: Tornado Warning issued June 30 at 11:40PM CDT until July 1 at 12:15AM CDT by NWS North Platte NE
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 46 out of 100, at 71 % 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 | Critical |
| Calamity Score (ours) | 46 / 100 |
| Our confidence | 71% |
| Coordinates | 41.8142, -101.0707 |
| Nearest City | North Platte (81 km) |
| Impact Tier | minor |
| Timestamp | 2026-07-01T04:40:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Tornado Warning_noaa_urn:oid:2.49.0.1.840.0.19155de1648eb6acf7f3523bed513aeb |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Hooker, NE; Thomas, NE; Hooker, NE; McPherson, NE |
| Headline | Tornado Warning issued June 30 at 11:40PM CDT until July 1 at 12:15AM CDT by NWS North Platte NE |
| Expires | 2026-07-01T00:15:00-05:00 |
| SenderName | NWS North Platte NE |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.19155de1648eb6acf7f3523bed513aeb6858a349.001.1","noaa_urn:oid:2.49.0.1.840.0.86793241dad398795c6438669b1c406e4c6e0fd2.001.1"] |
| Iem TypeSummary | G |
| Iem Magnitude | 58 |
| Iem Unit | MPH |
| Iem City | 2 NW Arthur |
| Iem County | Arthur |
| Iem State | NE |
| Iem Wfo | LBF |
| MergedSources | [{"id":"iem_G_41.460_-101.690_1782878280000","source":"iem","severity":"low","severityValue":25,"timestamp":1782878280000,"latitude":41.46,"longitude":-101.69},{"id":"iem_G_41.590_-101.720_1782878640000","source":"iem","severity":"low","severityValue":25,"timestamp":1782878640000,"latitude":41.59,"longitude":-101.72}] |
Safety Information
If a tornado warning is issued: go to a basement or an interior room on the lowest floor, away from windows. A vehicle and a mobile home are not shelter. Cover your head and neck. Wait for the official all-clear before going outside, and watch for downed power lines and gas leaks afterwards.
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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