Calamity
CriticalSevere WeatherCalamity Score: 46

Severe Weather in United States

WinneshiekUnited 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 2 July 2026 at 19:00 UTC. It is kept here as a record.

No stronger detection stands among the 7 recorded within 20 km of this point since 18 May 2026 — 3 others scored the same. 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: Tornado Warning issued July 2 at 1:40PM CDT until July 2 at 2:00PM CDT by NWS La Crosse WI

Nearby, since 18 May 2026

How we know

Confirmed by 3 independent sources, including NOAA.

Our own score for this event is 46 out of 100, at 70 % 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
SeverityCritical
Calamity Score (ours)46 / 100
Our confidence70%
Coordinates43.3040, -91.9840
Nearest CityLa Crosse (81 km)
Impact Tierminor
Timestamp2026-07-02T18:40:00.000Z
Sourcehttps://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.d067b6362160c9674c2541a329f5f4f23916c2f2.002.1

Score Breakdown

95
intensity
0
population
0
cascading
80
historical

Technical Details

EventTornado Warning
UrgencyImmediate
CertaintyObserved
AreaDescWinneshiek, IA
HeadlineTornado Warning issued July 2 at 1:40PM CDT until July 2 at 2:00PM CDT by NWS La Crosse WI
Expires2026-07-02T14:00:00-05:00
SenderNameNWS La Crosse WI
HasExactCoordstrue
Iem TypeSummaryF
Iem City1 SSW Lanesboro
Iem CountyFillmore
Iem StateMN
Iem WfoARX
Iem RemarkWater over the roadway at Highway 16 and Grosbeak Rd.
MergedSources[{"id":"iem_F_43.710_-92.050_1782999000000","source":"iem","severity":"low","severityValue":25,"timestamp":1782999000000,"latitude":43.71,"longitude":-92.05},{"id":"iem_F_43.700_-91.990_1782999000000","source":"iem","severity":"low","severityValue":25,"timestamp":1782999000000,"latitude":43.7,"longitude":-91.99}]

Safety Information

If a tornado warning is issued: go to a basement or an interior room on the lowest floor, away from windows. A vehicle and a mobile home are not shelter. Cover your head and neck. Wait for the official all-clear before going outside, and watch for downed power lines and gas leaks afterwards.

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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Calamity.live data shows a weather event with CalamityScore 46/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.