This alert is in force until 2 September 2026, 19:15 UTC.
It is the 143rd strongest of the 237 detections recorded within 20 km of this point since 11 March 2026. Another comparable one was recorded here earlier the same day.
What the source measured
NOAA reported: Special Marine Warning issued September 2 at 1:15PM EDT until September 2 at 3:15PM EDT by NWS Baltimore MD/Washington DC
An estimated 3,716,038 people live within 50 km of this point.
Nearby, since 11 March 2026
- July 18, 2026 · score 52 · 0.6 km
- April 20, 2026 · score 52 · 2.5 km
- July 28, 2026 · score 76 · 5.2 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 46 out of 100, at 87 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 46 / 100 |
| Our confidence | 87% |
| Coordinates | 38.8485, -76.5289 |
| Nearest City | Parole (15 km) |
| Population Exposed | 3.7M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-02T17:15:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.d088a963d1e9d812ba5bae6ce7c373b964cdc1d8.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Tidal Potomac from Key Bridge to Indian Head MD; Tidal Potomac from Indian Head to Cobb Island MD; Chesapeake Bay from Pooles Island to Sandy Point MD; Chesapeake Bay from Sandy Point to North Beach MD; Chesapeake Bay from North Beach to Drum Point MD; Chesapeake Bay from Drum Point MD to Smith Point VA; Eastern Bay; Choptank River to Cambridge MD and the Little Choptank River; Chesapeake Bay north of Pooles Island MD; Chesapeake Bay from Pooles Island to Sandy Point MD; Patapsco River including Baltimore Harbor; Chester River to Queenstown MD |
| Headline | Special Marine Warning issued September 2 at 1:15PM EDT until September 2 at 3:15PM EDT by NWS Baltimore MD/Washington DC |
| Expires | 2026-09-02T15:15:00-04:00 |
| SenderName | NWS Baltimore MD/Washington DC |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.d088a963d1e9d812ba5bae6ce7c373b964cdc1d8.001.1","noaa_urn:oid:2.49.0.1.840.0.fb14344974e2c57a1ce00e797928f9a5c2f9a24d.001.1","noaa_urn:oid:2.49.0.1.840.0.7d357cb96f5059ff10bea53079d1498ef8bf3a3b.001.1"] |
| Iem TypeSummary | M |
| Iem Magnitude | 41 |
| Iem Unit | mph |
| Iem City | 1 E Bay Ridge |
| Iem County | ANZ532 |
| Iem State | MD |
| Iem Wfo | LWX |
| MergedSources | [{"id":"iem_M_38.920_-76.370_1788370740000","source":"iem","severity":"low","severityValue":25,"timestamp":1788370740000,"latitude":38.92,"longitude":-76.37},{"id":"iem_M_38.940_-76.440_1788370620000","source":"iem","severity":"low","severityValue":25,"timestamp":1788370620000,"latitude":38.94,"longitude":-76.44}] |
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.
Want to know when something happens near Parole?
Calamity.live data shows a weather event with CalamityScore 46/100, near Parole (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.