Tropical Storm Warning issued July 22 at 3:53PM CDT by NWS Lake Charles LA
Geographic Context
This weather event occurred near Chalmette (approximately 24 km away) in United States, an area that experiences a range of natural hazards. An estimated 866.5K people live within 50 km of the event location, placing this in the "significant" population impact tier.
Event Assessment
This event is a weather event classified as medium severity. Calamity.live has classified it as "medium" severity with a severity value of 50. The computed Calamity Score is 48 out of 100, reflecting a moderate-impact event. The primary scoring components are: population (85), historical (80), intensity (35). Data for this event was sourced from noaa, one of the 196 scientific monitoring sources aggregated by Calamity.live.
Regional Monitoring Context
United States has a documented history of weather events. Monitoring for weather events in the region relies on a combination of ground-based sensors, satellite remote sensing, and official reporting from national agencies. The frequency and severity of such events are tracked over time to support risk assessment and emergency preparedness.
Event Data
| Type | Weather |
| Severity | medium |
| Severity Value | 50 |
| Calamity Score | 48 / 100 |
| Confidence | 81% |
| Coordinates | 30.0632, -89.7688 |
| Nearest City | Chalmette (24 km) |
| Population Exposed | 866.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-22T20:53:00.000Z |
Score Breakdown
Technical Details
| Event | Tropical Storm Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Calcasieu Lake; Vermilion and West Cote Blanche Bays; Coastal waters from Cameron LA to High Island TX out 20 NM; Waters from Cameron LA to High Island TX from 20 to 60 NM; Atchafalaya and East Cote Blanche Bays; Coastal waters from Intracoastal City to Cameron LA out 20 NM; Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM; Waters from Intracoastal City to Cameron LA from 20 to 60 NM; Waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM; Lake Pontchartrain; Mississippi Sound; Lake Salvador and Lake Cataouatche; Lake Borgne; Breton Sound; Chandeleur Sound; Terrebonne Bay; Barataria Bay; Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm; Coastal waters from the Southwest Pass of the Mississippi River to Port Fourchon Louisiana out 20 NM; Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm; Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM; Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM; Coastal waters from Southwest Pass of the Mississippi River to Port Fourchon Louisiana from 20 to 60 NM; Coastal Waters from Stake Island LA to Southwest Pass of the Mississippi River from 20 to 60 nm; Coastal waters from Pascagoula Mississippi to Stake Island Louisiana out 20 to 60 NM and 23 more areas |
| Headline | Tropical Storm Warning issued July 22 at 3:53PM CDT by NWS Lake Charles LA |
| Expires | 2026-07-23T03:00:00-05:00 |
| SenderName | NWS Lake Charles LA |
| HasExactCoords | false |
| MergedCount | 26 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.4c095aabeb30595ef6197fa303657e07a30d682a.001.2","noaa_urn:oid:2.49.0.1.840.0.4c095aabeb30595ef6197fa303657e07a30d682a.002.1","noaa_urn:oid:2.49.0.1.840.0.46ebd7a10ccd130d896b79c0def8247d80d5a780.001.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.016.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.022.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.020.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.015.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.017.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.007.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.009.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.006.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.001.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.008.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.010.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.019.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.003.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.011.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.013.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.012.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.005.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.014.1","noaa_urn:oid:2.49.0.1.840.0.319544e34b1a99ddf2a59d1b093ad8c1d684d8a6.021.1","noaa_urn:oid:2.49.0.1.840.0.af213c2344bdac707ada088db5d055988e1a0598.002.1","noaa_urn:oid:2.49.0.1.840.0.af213c2344bdac707ada088db5d055988e1a0598.003.1","noaa_urn:oid:2.49.0.1.840.0.af213c2344bdac707ada088db5d055988e1a0598.001.1","noaa_urn:oid:2.49.0.1.840.0.af213c2344bdac707ada088db5d055988e1a0598.004.1"] |
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.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Calamity.live data shows a weather event with CalamityScore 48/100, near Chalmette (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 196 scientific monitoring sources.