Right now
The most recent data we hold from NOAA arrived 11 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 11 May 2026 at 19:16 UTC. It is kept here as a record.
It is the 15th strongest of the 19 detections recorded within 20 km of this point since 11 May 2026. Another comparable one was recorded here earlier the same day. 10 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued May 11 at 3:06PM EDT until May 11 at 3:15PM EDT by NWS Wilmington NC
Nearby, since 11 May 2026
- May 30, 2026 · score 32 · 2.7 km
- July 12, 2026 · score 43 · 9.3 km
- May 30, 2026 · score 37 · 14.0 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 22 out of 100, at 71 % 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
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 22 / 100 |
| Our confidence | 71% |
| Coordinates | 34.2950, -77.3999 |
| Nearest City | Jacksonville (51 km) |
| Impact Tier | minor |
| Timestamp | 2026-05-11T19:06:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.d0c67947fb3d62a7727eb6e02462957f |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Coastal waters from Cape Fear NC to Little River Inlet SC out 20 NM; Coastal waters from Little River Inlet to Murrells Inlet SC out 20 NM; Coastal waters from Surf City to Cape Fear NC out 20 nm; Waters from Surf City NC to Little River Inlet SC from 20 to 60 NM; Coastal waters from Cape Fear NC to Little River Inlet SC out 20 NM; Coastal waters from Little River Inlet to Murrells Inlet SC out 20 NM; Waters from Surf City NC to Little River Inlet SC from 20 to 60 NM; Waters from Little River Inlet SC to South Santee River SC from 20 to 60 NM and 2 more areas |
| Headline | Special Marine Warning issued May 11 at 3:06PM EDT until May 11 at 3:15PM EDT by NWS Wilmington NC |
| Expires | 2026-05-11T15:16:00-04:00 |
| SenderName | NWS Wilmington NC |
| HasExactCoords | true |
| MergedCount | 6 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.d0c67947fb3d62a7727eb6e02462957fcb6d1fbd.001.1","noaa_urn:oid:2.49.0.1.840.0.16b5a1f5e4d3e1d69dcff6475f174ef67d01d976.001.1","noaa_urn:oid:2.49.0.1.840.0.08a4e776aac4b41f466520ddb65997db7ddb183a.001.1","noaa_urn:oid:2.49.0.1.840.0.dc685bf662a1373692876eade38f35aa495ed24f.001.1","noaa_urn:oid:2.49.0.1.840.0.7d64678bb0257be64b32edd94211d649f02b7349.001.1","noaa_urn:oid:2.49.0.1.840.0.5b31393f64f11b7479366254730c04777c6de902.001.1"] |
| Iem TypeSummary | D |
| Iem City | 2 WSW Wilmington |
| Iem County | New Hanover |
| Iem State | NC |
| Iem Wfo | ILM |
| Iem Remark | Large tree down on River Rd |
| MergedSources | [{"id":"iem_D_34.770_-77.420_1778521500000","source":"iem","severity":"low","severityValue":25,"timestamp":1778521500000,"latitude":34.77,"longitude":-77.42},{"id":"iem_D_34.200_-77.940_1778517900000","source":"iem","severity":"low","severityValue":25,"timestamp":1778517900000,"latitude":34.2,"longitude":-77.94}] |
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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