Calamity
MediumSevere WeatherCalamity Score: 32

Severe Weather in United States

United StatesNOAA

Right now

The most recent data we hold from NOAA arrived 9 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 30 May 2026 at 12:45 UTC. It is kept here as a record.

It is the 29th strongest of the 41 detections recorded within 20 km of this point since 7 May 2026. Another comparable one was recorded here earlier the same day. 9 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Special Marine Warning issued May 30 at 6:14AM CDT until May 30 at 7:45AM CDT by NWS Mobile AL

An estimated 54,276 people live within 50 km of this point.

Nearby, since 7 May 2026

How we know

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

Our own score for this event is 32 out of 100, at 81 % 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)32 / 100
Our confidence81%
Coordinates30.0633, -86.3598
Nearest CitySanta Rosa Beach (39 km)
Population Exposed54.3K within 50 km
Impact Tiersignificant
Timestamp2026-05-30T11:14:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.b773c07c2836639db6968810001e2ad4

Score Breakdown

35
intensity
55
population
0
cascading
18
historical

Technical Details

EventSpecial Marine Warning
UrgencyImmediate
CertaintyLikely
AreaDescCoastal waters from Okaloosa-Walton County Line to Pensacola FL out 20 NM; Waters from Okaloosa-Walton County Line to Pensacola FL from 20 to 60 NM; St. Andrews Bay Waterways; Coastal waters from Okaloosa-Walton County Line to Mexico Beach out 20 NM; Waters from Okaloosa-Walton County Line to Mexico Beach from 20 to 60 NM
HeadlineSpecial Marine Warning issued May 30 at 6:14AM CDT until May 30 at 7:45AM CDT by NWS Mobile AL
Expires2026-05-30T07:45:00-05:00
SenderNameNWS Mobile AL
HasExactCoordstrue
MergedCount2
MergedIds["noaa_urn:oid:2.49.0.1.840.0.b773c07c2836639db6968810001e2ad440867991.001.1","noaa_urn:oid:2.49.0.1.840.0.61501f74cfe2e605b053d8c44ad170f0f398eb90.001.1"]

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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