Calamity
MediumSevere WeatherCalamity Score: 22

Severe Weather in United States

ClearwaterUnited StatesNOAA

Right now

The most recent data we hold from NOAA arrived 5 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 29 May 2026 at 01:30 UTC. It is kept here as a record.

No stronger detection stands among the 7 recorded within 20 km of this point since 29 May 2026 — 4 others scored the same. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Severe Thunderstorm Warning issued May 28 at 7:10PM MDT until May 28 at 7:30PM MDT by NWS Missoula MT

Nearby, since 29 May 2026

How we know

Confirmed by 2 independent sources, including NOAA.

Our own score for this event is 22 out of 100, at 64 % 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)22 / 100
Our confidence64%
Coordinates46.4590, -116.0224
Nearest CityLewiston Orchards (74 km)
Impact Tierminor
Timestamp2026-05-29T01:10:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.b4b9c238b9351d154f1b2ed6e004bb38

Score Breakdown

35
intensity
0
population
0
cascading
80
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescClearwater, ID; Clearwater, ID; Idaho, ID; Lewis, ID
HeadlineSevere Thunderstorm Warning issued May 28 at 7:10PM MDT until May 28 at 7:30PM MDT by NWS Missoula MT
Expires2026-05-28T19:30:00-06:00
SenderNameNWS Missoula MT
HasExactCoordstrue
MergedCount3
MergedIds["noaa_urn:oid:2.49.0.1.840.0.b4b9c238b9351d154f1b2ed6e004bb38e35e8257.001.1","noaa_urn:oid:2.49.0.1.840.0.d4eaa8b5e9afe9959c2fc1cd33c5d632280f12e6.001.1","noaa_urn:oid:2.49.0.1.840.0.59de85e0f112ff1dfc29af54a387733c7896fc2e.001.1"]
Iem TypeSummaryH
Iem Magnitude1.25
Iem UnitInch
Iem City1 ENE Woodland
Iem CountyIdaho
Iem StateID
Iem WfoMSO
MergedSources[{"id":"iem_H_46.310_-116.050_1780016400000","source":"iem","severity":"low","severityValue":25,"timestamp":1780016400000,"latitude":46.31,"longitude":-116.05}]

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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