San Luis Obispo County is experiencing partly cloudy conditions with patchy fog expected before 11 AM this morning. Northwest winds are currently 5 to 10 knots and will increase to 15 to 20 knots in the afternoon. High temperatures will reach the low to mid-60s at the beach, while inland valleys like Paso Robles will see temperatures in the low to mid-70s. Seawater temperatures range between 52 and 54 degrees Fahrenheit.
Today's tide times for Port San Luis show the first low tide at 7:13 AM with water at -0.7 feet, followed by the first high tide at 2:33 PM reaching 3 feet 4 inches. The second low tide occurs at 5:51 PM at 2 feet 11 inches. Sunrise is at 5:49 AM and sunset is at 8:13 PM.
Mixed swell conditions are present off the San Luis Obispo coast with a north swell of 5 feet at 7 seconds and a south swell of 2 feet at 15 seconds this morning. By Wednesday afternoon, seas will build to 6 to 9 feet with northwest swell measuring 8 feet at 7 seconds and south swell at 3 feet at 15 seconds. The average wave size today ranges from 4 to 6 feet near shore, building to 7 to 9 feet offshore. Swell direction is primarily from the north and northwest with a secondary southern component.
A Gale Warning is in effect from noon PDT today through Wednesday evening, with northwest winds building to 20 to 30 knots and gusts up to 35 knots in the afternoon. Seas will build from 4 to 6 feet this morning to 6 to 9 feet by evening. A Small Craft Advisory follows from Wednesday evening through Thursday evening as conditions gradually moderate.