OFFICIAL WEATHER ALERT · UPCOMING

Hazardous Seas Warning

Hazardous Seas Warning issued October 21 at 8:22PM PDT until October 23 at 11:00AM PDT by NWS Medford OR

Moderate

What is happening

* WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 10 ft at 9 seconds. For the Hazardous Seas Warning, very steep and hazardous seas 8 to 12 ft at 9 seconds expected. * WHERE...Steep seas into Thursday evening, then very steep seas later Thursday night through Friday morning, except steep seas continue within 15 nm of shore. * WHEN...For the Small Craft Advisory, until 11 AM PDT Friday. For the Hazardous Seas Warning, from 8 PM Thursday to 11 AM PDT Friday. * IMPACTS...Very steep and hazardous seas could capsize or damage vessels. Bar crossings will become especially treacherous. * View the hazard area in detail at https://go.usa.gov/x6hks

Official instructions

Recreational boaters should remain in port. Commercial vessels should prepare for very steep seas and consider remaining in port until conditions improve.

Original message from NWS Medford OR. Wording is preserved from the source.

Source information

Open official source

Other current warnings

MinorActive
Small Craft Advisory

Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM; Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM; Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM; Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM excluding the territorial waters of Bahamas

MinorActive
Small Craft Advisory

Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands

Understand the warning