Calamity
mediumSevere weatherCalamity Score: 43

Severe Weather in United States

SangamonUnited StatesNOAA

This alert expired on 3 July 2026 at 12:30 UTC. It is kept here as a record.

No stronger detection stands among the 50 recorded within 20 km of this point since 15 March 2026 — 28 others scored the same. Another comparable one was recorded here earlier the same day. 8 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Flood Warning issued July 2 at 3:17PM CDT by NWS Lincoln IL

An estimated 133,497 people live within 50 km of this point.

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 79 % confidence.

The score is ours, computed from intensity, exposed population and local history — not the source’s.

Event Data

TypeSevere weather
Severitymedium
Calamity Score (ours)43 / 100
Our confidence79%
Coordinates39.5301, -89.8201
Nearest CitySpringfield (34 km)
Population Exposed133.5K within 50 km
Impact Tiersignificant
Timestamp2026-07-02T20:17:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Flood Warning_noaa_urn:oid:2.49.0.1.840.0.5cdf6f1edb4478d980ff860ce7df0773

Score Breakdown

35
intensity
70
population
0
cascading
80
historical

Technical Details

EventFlood Warning
UrgencyImmediate
CertaintyObserved
AreaDescBrown, IL; Cass, IL; Morgan, IL; Schuyler, IL; Cass, IL; Fulton, IL; Mason, IL; Calhoun, IL; Greene, IL; Jersey, IL and 5 more areas
HeadlineFlood Warning issued July 2 at 3:17PM CDT by NWS Lincoln IL
Expires2026-07-03T07:30:00-05:00
SenderNameNWS Lincoln IL
HasExactCoordstrue
MergedCount8
MergedIds["noaa_urn:oid:2.49.0.1.840.0.5cdf6f1edb4478d980ff860ce7df07731451ccc0.001.1","noaa_urn:oid:2.49.0.1.840.0.5cdf6f1edb4478d980ff860ce7df07731451ccc0.002.1","noaa_urn:oid:2.49.0.1.840.0.e9f2b19fc89cf199d199093e7af27e54da3aa9c4.001.1","noaa_urn:oid:2.49.0.1.840.0.e9f2b19fc89cf199d199093e7af27e54da3aa9c4.004.1","noaa_urn:oid:2.49.0.1.840.0.e9f2b19fc89cf199d199093e7af27e54da3aa9c4.003.1","noaa_urn:oid:2.49.0.1.840.0.e9f2b19fc89cf199d199093e7af27e54da3aa9c4.002.1","noaa_urn:oid:2.49.0.1.840.0.b6f43d7728d3165ea0ba306ba7659c6783aab841.001.1","noaa_urn:oid:2.49.0.1.840.0.70d77f0e8ad0e819512e219572b8dfdbc37793db.001.1"]

Safety Information

During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.

Series begins 10 February 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 43/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.