Weather Warnings for California
| Alerts Updated: November 23, 2025, 2:32 pm UTC |
Beach Hazards Statement issued November 23 at 6:32AM PST until November 23 at 10:00PM PST by NWS Eureka CASummary: * WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...Through this evening. . * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath.Severity: Moderate Effective: November 23, 2025, 6:32 am Expires: November 23, 2025, 4:00 pm Area: Coastal Del Norte; Northern Humboldt Coast; Southwestern Humboldt; Mendocino Coast |
Beach Hazards Statement issued November 23 at 4:14AM PST until November 24 at 10:00PM PST by NWS San Francisco CASummary: * WHAT...A long period northwesterly swell will result in an increased risk for sneaker waves and rip currents. Breaking waves of 13 to 18 feet are expected. * WHERE...Pacific Coast beaches. * WHEN...Now through 10 PM Monday night. * IMPACTS...Sneaker waves can unexpectedly run significantly farther up the beach than normal, including over rocks and jetties. Rip currents are typically more frequent and stronger in the vicinity of jetties, inlets, and piers.Severity: Moderate Effective: November 23, 2025, 4:14 am Expires: November 23, 2025, 3:00 pm Area: San Francisco; Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast |
Dense Fog Advisory issued November 23 at 3:47AM PST until November 23 at 10:00AM PST by NWS Hanford CASummary: * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Bakersfield, Buttonwillow - Lost Hills - I5, Caruthers - San Joaquin - Selma, Delano-Wasco-Shafter, Fresno-Clovis, Hanford - Corcoran - Lemoore, Los Banos - Dos Palos, Merced - Madera - Mendota, and West Side of Fresno and Kings Counties. * WHEN...Until 10 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Highways impacted include, but are not limited to, Interstate 5, as well as California State Routes 99, 33, 41, 43, 46, 59, 152, 165, 168, 180, and 198.Severity: Moderate Effective: November 23, 2025, 3:47 am Expires: November 23, 2025, 10:00 am Area: Los Banos - Dos Palos; Merced - Madera - Mendota; West Side of Fresno and Kings Counties; Caruthers - San Joaquin - Selma; Fresno-Clovis; Buttonwillow - Lost Hills - I5; Delano-Wasco-Shafter; Hanford - Corcoran - Lemoore; Bakersfield |
Frost Advisory issued November 23 at 1:56AM PST until November 23 at 9:00AM PST by NWS Eureka CASummary: * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Northern Mendocino Interior, Southern Humboldt Interior, and Southern Trinity. * WHEN...Until 9 AM PST this morning. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.Severity: Minor Effective: November 23, 2025, 1:56 am Expires: November 23, 2025, 9:00 am Area: Southern Humboldt Interior; Southern Trinity; Northwestern Mendocino Interior; Northeastern Mendocino Interior |
High Surf Advisory issued November 23 at 12:33AM PST until November 23 at 9:00AM PST by NWS Los Angeles/Oxnard CASummary: * WHAT...Large breaking waves up to 7 feet with dangerous rip currents. * WHERE...Ventura County Beaches. * WHEN...Until 9 AM PST Sunday. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. Minor beach erosion and minor flooding of usually dry areas may occur.Severity: Minor Effective: November 23, 2025, 12:33 am Expires: November 23, 2025, 9:00 am Area: Ventura County Beaches |
High Surf Advisory issued November 23 at 12:33AM PST until November 24 at 3:00AM PST by NWS Los Angeles/Oxnard CASummary: * WHAT...Large breaking waves of 9 to 13 feet with dangerous rip currents. * WHERE...San Luis Obispo County Beaches and Santa Barbara County Central Coast Beaches. * WHEN...Until 3 AM PST Monday. * IMPACTS...There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. Minor beach erosion and minor flooding of usually dry areas may occur.Severity: Minor Effective: November 23, 2025, 12:33 am Expires: November 23, 2025, 9:00 am Area: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches |
Dense Fog Advisory issued November 22 at 10:14PM PST until November 23 at 11:00AM PST by NWS Sacramento CASummary: * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Carquinez Strait and Delta, Northern San Joaquin Valley, and Southern Sacramento Valley. * WHEN...From 3 AM to 11 AM PST Sunday. * IMPACTS...Low visibility could make driving conditions hazardous.Severity: Moderate Effective: November 22, 2025, 10:14 pm Expires: November 23, 2025, 11:00 am Area: Southern Sacramento Valley; Carquinez Strait and Delta; Northern San Joaquin Valley |