FZUS56 KEKA 202157 SRFEKA SURF ZONE FORECAST NATIONAL WEATHER SERVICE EUREKA 257 PM PDT Sun Sep 20 2026 CAUTION: Most Northwest California beaches are always dangerous due to cold water and consistent wave action. The information in this product is directed towards those who surf and wear wetsuits. As a rule...the general public should simply stay out of the water along the north coast of California. CAZ101-211200- Coastal Del Norte- 257 PM PDT Sun Sep 20 2026 .THIS AFTERNOON THROUGH MONDAY... Surf Height...................3 to 5 feet. Offshore Waves................NW 4 feet at 7 seconds. SW 2 feet at 18 seconds. Thunderstorm Potential........None expected. Water Temperature.............Around 54 degrees. Tides......................... Crescent City.......Low 0.8 feet (MLLW) 02:51 AM PDT. High 5.0 feet (MLLW) 09:53 AM PDT. Low 3.5 feet (MLLW) 02:51 PM PDT. High 5.8 feet (MLLW) 08:29 PM PDT. .TUESDAY... Surf Height...................4 to 7 feet. Offshore Waves................NW 1 foot at 8 seconds. NW 7 feet at 11 seconds. SW 2 feet at 17 seconds. Thunderstorm Potential........None expected. Tides......................... Crescent City.......Low 0.5 feet (MLLW) 03:37 AM PDT. High 5.3 feet (MLLW) 10:23 AM PDT. Low 3.0 feet (MLLW) 03:40 PM PDT. High 6.0 feet (MLLW) 09:24 PM PDT. $$ CAZ103-211200- Northern Humboldt Coast- 257 PM PDT Sun Sep 20 2026 .THIS AFTERNOON THROUGH MONDAY... Surf Height...................3 to 5 feet. Offshore Waves................NW 5 feet at 8 seconds. SW 2 feet at 18 seconds. Thunderstorm Potential........None expected. Water Temperature.............Around 54 degrees. Tides......................... North Spit..........Low 0.8 feet (MLLW) 02:51 AM PDT. High 4.9 feet (MLLW) 10:01 AM PDT. Low 3.5 feet (MLLW) 02:50 PM PDT. High 5.9 feet (MLLW) 08:34 PM PDT. .TUESDAY... Surf Height...................Northwest Facing Beaches - 5 to 8 feet. Southwest Facing Beaches - 3 to 5 feet. Offshore Waves................NW 8 feet at 12 seconds. SW 2 feet at 17 seconds. Thunderstorm Potential........None expected. Tides......................... North Spit..........Low 0.6 feet (MLLW) 03:38 AM PDT. High 5.2 feet (MLLW) 10:30 AM PDT. Low 3.0 feet (MLLW) 03:42 PM PDT. High 6.1 feet (MLLW) 09:30 PM PDT. $$ CAZ109-211200- Mendocino Coast- 257 PM PDT Sun Sep 20 2026 .THIS AFTERNOON THROUGH MONDAY... Surf Height...................3 to 6 feet. Offshore Waves................NW 6 feet at 9 seconds. SW 2 feet at 18 seconds. Thunderstorm Potential........None expected. Water Temperature.............Around 54 degrees. Tides......................... Arena Cove..........Low 0.6 feet (MLLW) 02:23 AM PDT. High 4.3 feet (MLLW) 09:25 AM PDT. Low 3.1 feet (MLLW) 02:10 PM PDT. High 5.2 feet (MLLW) 07:55 PM PDT. .TUESDAY... Surf Height...................Northwest Facing Beaches - 6 to 9 feet. Southwest Facing Beaches - 3 to 5 feet. Offshore Waves................NW 1 foot at 10 seconds. NW 11 feet at 10 seconds. SW 2 feet at 17 seconds. Thunderstorm Potential........None expected. Tides......................... Arena Cove..........Low 0.5 feet (MLLW) 03:04 AM PDT. High 4.5 feet (MLLW) 09:50 AM PDT. Low 2.7 feet (MLLW) 02:57 PM PDT. High 5.4 feet (MLLW) 08:46 PM PDT. $$