NOAA NWS / Event history
Special Marine Warning issued October 21 at 3:25PM PDT until October 21 at 4:15PM PDT by NWS Los Angeles/Oxnard CA
Special Marine Warning · Point Piedras Blancas to Point Sal westward out to 10 NM; Point Piedras Blancas to Point Sal from 10 to 60 NM; Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands. Severe; likely; urgency: immediate.
- Bulletin issued
- 21 October 2026 at 22:25 UTC
- First saved by us
- 21 October 2026 at 22:40 UTC
- Last included in a daily record
- 21 October 2026
The linked daily edition preserves what we captured that UTC day; this event page is not a live warning.
- Source classification
- Severe · Source alert
A recent feed check does not mean a new observation. This page preserves source records; it does not establish current safety or warning status.
- Issuer / area
- NWS Los Angeles/Oxnard CA · Point Piedras Blancas to Point Sal westward out to 10 NM; Point Piedras Blancas to Point Sal from 10 to 60 NM; Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands
- Certainty / urgency
- Likely / Immediate
- Message expiry (not hazard end)
- 21 October 2026 at 23:15 UTC
- Forecast onset / end
- 21 October 2026 at 22:25 UTC / 21 October 2026 at 23:15 UTC
Archived official description
SMWLOX The National Weather Service in OXNARD has issued a * Special Marine Warning for... Point Piedras Blancas to Point Sal from 10 to 60 NM... Point Piedras Blancas to Point Sal westward out to 10 NM... Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands... * Until 415 PM PDT. * At 325 PM PDT, a severe thunderstorm capable of producing waterspouts was located 9 nm northwest of Point Sal, or 12 nm southwest of Pismo Beach, moving north at 25 knots. HAZARD...Waterspouts, wind gusts to nearly 50 knots, and small hail. SOURCE...Radar. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Point Sal... and Morro Bay.
Instructions in this archived message
Move to safe harbor immediately as gusty winds and high waves are expected. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately.
The saved record
What changed
0 updates · 1 first record
Each update compares two versions we saved. This may not include every update from the source. A missing report does not mean an event has ended.
First saved record · 21 October 2026 at 22:40 UTC
Saved by us
Starting point
First saved record
Our first saved version of Special Marine Warning issued October 21 at 3:25PM PDT until October 21 at 4:15PM PDT by NWS Los Angeles/Oxnard CA. We have no earlier saved version to compare.
Bulletin issued: 21 October 2026 at 22:25 UTC
View saved version 1
Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.
{ "id": "nws:f478b6c01c2efda063bf55f9", "authorityId": "urn:oid:2.49.0.1.840.0.3590001a8c3079a3e746fdae2eef2b703acf3523.001.1", "sender": "w-nws.webmaster@noaa.gov", "references": [], "category": "weather", "title": "Special Marine Warning issued October 21 at 3:25PM PDT until October 21 at 4:15PM PDT by NWS Los Angeles/Oxnard CA", "eventType": "Special Marine Warning", "occurredAt": "2026-10-21T22:25:00.000Z", "issuedAt": "2026-10-21T22:25:00.000Z", "timeBasis": "Bulletin issued", "effectiveAt": "2026-10-21T22:25:00.000Z", "onsetAt": "2026-10-21T22:25:00.000Z", "expiresAt": "2026-10-21T23:15:00.000Z", "forecastEndAt": "2026-10-21T23:15:00.000Z", "severity": "Severe", "urgency": "Immediate", "certainty": "Likely", "messageType": "Alert", "status": "Source alert", "place": "Point Piedras Blancas to Point Sal westward out to 10 NM; Point Piedras Blancas to Point Sal from 10 to 60 NM; Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands", "coordinates": null, "issuer": "NWS Los Angeles/Oxnard CA", "summary": "Special Marine Warning · Point Piedras Blancas to Point Sal westward out to 10 NM; Point Piedras Blancas to Point Sal from 10 to 60 NM; Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands. Severe; likely; urgency: immediate.", "description": "SMWLOX\n\nThe National Weather Service in OXNARD has issued a\n\n* Special Marine Warning for...\nPoint Piedras Blancas to Point Sal from 10 to 60 NM...\nPoint Piedras Blancas to Point Sal westward out to 10 NM...\nWaters from Pt. Sal to Santa Cruz Island CA and westward 60 nm\nincluding San Miguel and Santa Rosa Islands...\n\n* Until 415 PM PDT.\n\n* At 325 PM PDT, a severe thunderstorm capable of producing\nwaterspouts was located 9 nm northwest of Point Sal, or 12 nm\nsouthwest of Pismo Beach, moving north at 25 knots.\n\nHAZARD...Waterspouts, wind gusts to nearly 50 knots, and small\nhail.\n\nSOURCE...Radar.\n\nIMPACT...Waterspouts can easily overturn boats and create locally\nhazardous seas. Small craft could be damaged in briefly\nhigher winds and suddenly higher waves.\n\n* Locations impacted include...\nPoint Sal...\nand Morro Bay.", "instruction": "Move to safe harbor immediately as gusty winds and high waves are\nexpected.\n\nThunderstorms can produce sudden waterspouts. Waterspouts can easily\noverturn boats and create locally hazardous seas. Seek safe harbor\nimmediately.", "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.3590001a8c3079a3e746fdae2eef2b703acf3523.001.1", "source": "nws", "sourceName": "NOAA NWS" }Visit the external source ↗The external page may have changed since this version was saved.