Right now
The most recent data we hold from NOAA arrived 15 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 4 July 2026 at 04:15 UTC. It is kept here as a record.
It is the 5th strongest of the 12 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 3 at 10:30PM CDT until July 3 at 11:15PM CDT by NWS Omaha/Valley NE
Nearby, since 16 March 2026
- June 4, 2026 · score 46 · 11.0 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 22 out of 100, at 69 % 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 | Medium |
| Calamity Score (ours) | 22 / 100 |
| Our confidence | 69% |
| Coordinates | 40.6900, -95.6050 |
| Nearest City | Bellevue (55 km) |
| Impact Tier | minor |
| Timestamp | 2026-07-04T03:30:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.199b369918125f42d9aaf3c21da15665a9dbcae2.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Fremont, IA |
| Headline | Severe Thunderstorm Warning issued July 3 at 10:30PM CDT until July 3 at 11:15PM CDT by NWS Omaha/Valley NE |
| Expires | 2026-07-03T23:15:00-05:00 |
| SenderName | NWS Omaha/Valley NE |
| HasExactCoords | true |
| Iem TypeSummary | L |
| Iem City | 2 ESE Omaha |
| Iem County | Douglas |
| Iem State | NE |
| Iem Wfo | OAX |
| Iem Remark | Corrects previous tstm wnd dmg report from 2 ESE Omaha. Social media report of a power outage. |
| MergedSources | [{"id":"iem_D_41.250_-95.970_1783118340000","source":"iem","severity":"low","severityValue":25,"timestamp":1783118340000,"latitude":41.25,"longitude":-95.97},{"id":"iem_L_41.250_-95.970_1783118340000","source":"iem","severity":"low","severityValue":25,"timestamp":1783118340000,"latitude":41.25,"longitude":-95.97}] |
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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