Severe Severe Storm ● Closed

Special Marine Warning issued September 20 at 9:23PM CDT until September 20 at 9:30PM CDT by NWS Mobile AL, United States of America

Event time: Sep 21, 2026 02:23 UTC Last updated: Sep 30, 2026 United States

Icon = what happened · ring colour = how serious: Extreme Severe Moderate Minor

Loading live data… · Marker positions are approximate; severity is labelled in each popup. Sources: USGS, GDACS, NASA EONET, NOAA/NWS, EMSC.

The affected areas were...
Coastal waters from Okaloosa-Walton County Line to Pensacola FL out
20 NM...
Eastern Choctawhatchee Bay...
Western Choctawhatchee Bay...

The thunderstorm has weakened, thus the warning has been allowed to
expire.

Measurements

Coordinates	30.4111, -86.4526
Region	Western Choctawhatchee Bay; Eastern Choctawhatchee Bay; Coastal waters from Okaloosa-Walton County Line to Pensacola FL out 20 NM
Location Precision	polygon
Issuing Authority	United States of America — us-noaa-nws-en-marine
Cap Urgency	Immediate
Cap Certainty	Likely
Cap Expires	2026-09-20T21:33:00-05:00

Official source

Warnings courtesy of the issuing national meteorological service, via the WMO Alert Hub.

This is an official warning issued by the authority named above. Follow its instructions and those of your local emergency services.

Severity as published by WMO Alert Hub (national weather services).

View original report

This event as JSON · API and licence

Source updated 28 days ago (Sep 21, 2026 02:24 UTC) · we last heard from WMO Alert Hub (national weather services) 20 seconds ago

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Official authorities in United States

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Earlier severe storm events in United States

Severe and extreme events of the same kind, before this one. Listed for scale, not because they are connected to it.

Severe Thunderstorm Warning — Henry, IL Severe Severe Storm United States closed via NWS Aug 22, 2026 Special Marine Warning — Coastal waters from Little River Inlet to Murrells Inlet SC out 20 NM; Coastal waters from Murrells Inlet to South Santee River SC out 20 NM Severe Severe Storm United States closed via NWS Aug 22, 2026 Severe Thunderstorm Warning — Kiowa, CO Severe Severe Storm United States closed via NWS Aug 22, 2026 Severe Thunderstorm Warning — Banner, NE; Cheyenne, NE; Kimball, NE; Morrill, NE Severe Severe Storm United States closed via NWS Aug 22, 2026

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Disclaimer: figures are automatic feeds from the named agencies and may be revised. Do not use this page for life-safety decisions — follow official local emergency services.