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 2 July 2026 at 19:15 UTC. It is kept here as a record.
It is the 3rd strongest of the 21 detections recorded within 20 km of this point since 4 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 2 at 1:30PM CDT until July 2 at 2:15PM CDT by NWS La Crosse WI
An estimated 109,715 people live within 50 km of this point.
Nearby, since 4 April 2026
- August 7, 2026 · score 37 · 5.8 km
- May 17, 2026 · score 43 · 13.8 km
- July 8, 2026 · score 22 · 19.3 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 81 % 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) | 43 / 100 |
| Our confidence | 81% |
| Coordinates | 42.8769, -92.1894 |
| Nearest City | Cedar Falls (44 km) |
| Population Exposed | 109.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-02T18:30:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.838b3a478f8dbe27649b6c267989063a |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Chickasaw, IA; Fayette, IA; Howard, IA; Winneshiek, IA; Black Hawk, IA; Bremer, IA |
| Headline | Severe Thunderstorm Warning issued July 2 at 1:30PM CDT until July 2 at 2:15PM CDT by NWS La Crosse WI |
| Expires | 2026-07-02T14:15:00-05:00 |
| SenderName | NWS La Crosse WI |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.838b3a478f8dbe27649b6c267989063ad533f773.001.1","noaa_urn:oid:2.49.0.1.840.0.6bc3a5ef241cdb48a1e1b8f988907f9c7becd10b.001.1"] |
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.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 43/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.