Calamity
MediumSevere WeatherCalamity Score: 16

Severe Weather in United States

FergusUnited StatesNOAA

Right now

The most recent data we hold from NOAA arrived 3 hours 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 8 July 2026 at 00:15 UTC. It is kept here as a record.

It is the 17th strongest of the 22 detections recorded within 20 km of this point since 14 May 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 7 at 5:44PM MDT until July 7 at 6:15PM MDT by NWS Great Falls MT

Nearby, since 14 May 2026

How we know

One source: NOAA. Not yet confirmed by a second, independent source.

Our own score for this event is 16 out of 100, at 59 % 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

TypeSevere Weather
SeverityMedium
Calamity Score (ours)16 / 100
Our confidence59%
Coordinates47.5687, -108.6025
Nearest CityBillings (199 km)
Impact Tierminor
Timestamp2026-07-07T23:44:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.656cad282837a2552c488b57f35986bc

Score Breakdown

35
intensity
0
population
0
cascading
18
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescFergus, MT; Phillips, MT
HeadlineSevere Thunderstorm Warning issued July 7 at 5:44PM MDT until July 7 at 6:15PM MDT by NWS Great Falls MT
Expires2026-07-07T18:15:00-06:00
SenderNameNWS Great Falls MT
HasExactCoordstrue
MergedCount2
MergedIds["noaa_urn:oid:2.49.0.1.840.0.656cad282837a2552c488b57f35986bc4d32c8ab.001.1","noaa_urn:oid:2.49.0.1.840.0.e29ee165be270d6a30e3cee6b695f7494a69a852.001.1"]

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.

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