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.
One other detection within 20 km in the last 24 hours, 23 km from here.
This alert expired on 16 May 2026 at 01:45 UTC. It is kept here as a record.
It is the 4th strongest of the 22 detections recorded within 20 km of this point since 16 May 2026. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 15 at 7:58PM CDT until May 15 at 8:45PM CDT by NWS Des Moines IA
An estimated 24,649 people live within 50 km of this point.
Nearby, since 16 May 2026
- August 9, 2026 · score 34 · 18.2 km
- May 18, 2026 · score 58 · 18.7 km
How we know
Confirmed by 6 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 89 % 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) | 34 / 100 |
| Our confidence | 89% |
| Coordinates | 42.6413, -94.4780 |
| Nearest City | Fort Dodge (30 km) |
| Population Exposed | 24.6K within 50 km |
| Impact Tier | significant |
| Date | 2026-05-16 — time not reported by the source |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.c87f691d7556ace571758a4719b1480c |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Sac, IA; Hancock, IA; Kossuth, IA; Winnebago, IA; Buena Vista, IA; Clay, IA and 6 more areas |
| Headline | Severe Thunderstorm Warning issued May 15 at 7:58PM CDT until May 15 at 8:45PM CDT by NWS Des Moines IA |
| Expires | 2026-05-15T20:45:00-05:00 |
| SenderName | NWS Des Moines IA |
| HasExactCoords | true |
| MergedCount | 10 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.c87f691d7556ace571758a4719b1480c72d6c06c.001.1","noaa_urn:oid:2.49.0.1.840.0.282777f2a720edd018ac961a7200520728933155.002.1","noaa_urn:oid:2.49.0.1.840.0.f0c34898f0704aedf9fe64f7777365d3fd432695.001.1","noaa_urn:oid:2.49.0.1.840.0.00eaf3d3d4b651baf163a73f5a0436f4039a83bc.001.1","noaa_urn:oid:2.49.0.1.840.0.e8a6aca2884f73abb49ef26400f0dcbea41c89e0.001.1","noaa_urn:oid:2.49.0.1.840.0.ff770cd65a7d2f1ccd69a5497dadc91372a5daa7.002.1","noaa_urn:oid:2.49.0.1.840.0.7eaef2840cbac6893f9a7310cd68cf05f995acee.002.1","noaa_urn:oid:2.49.0.1.840.0.16be3e6e2c4e98afd04b3483b1754b9f6de2c490.001.1","noaa_urn:oid:2.49.0.1.840.0.583fb0e304c9c2ce5f4565280285924b52bfee5f.001.1","noaa_urn:oid:2.49.0.1.840.0.198af356164e8d002cac3b7f1a32c34dc7ec4413.001.1"] |
| Iem TypeSummary | H |
| Iem Magnitude | 1 |
| Iem Unit | Inch |
| Iem City | Newell |
| Iem County | Buena Vista |
| Iem State | IA |
| Iem Wfo | FSD |
| MergedSources | [{"id":"iem_H_42.740_-94.680_1778890860000","source":"iem","severity":"low","severityValue":25,"timestamp":1778890860000,"latitude":42.74,"longitude":-94.68},{"id":"iem_H_43.300_-94.510_1778885940000","source":"iem","severity":"low","severityValue":25,"timestamp":1778885940000,"latitude":43.3,"longitude":-94.51},{"id":"iem_H_42.630_-95.270_1778888160000","source":"iem","severity":"low","severityValue":25,"timestamp":1778888160000,"latitude":42.63,"longitude":-95.27},{"id":"iem_H_43.300_-94.510_1778886180000","source":"iem","severity":"low","severityValue":25,"timestamp":1778886180000,"latitude":43.3,"longitude":-94.51},{"id":"iem_H_42.600_-95.000_1778888580000","source":"iem","severity":"low","severityValue":25,"timestamp":1778888580000,"latitude":42.6,"longitude":-95}] |
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 near Fort Dodge?
Calamity.live data shows a weather event with CalamityScore 34/100, near Fort Dodge (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.