33°39'N / 117°54'W / Altitude 22 m / 08:04 2026/07/28, America/Los_Angeles (UTC-7)
From: 2026/07/28, 01:56
To: 2026/07/28, 15:45
* WHAT...Dangerously hot conditions with high temperatures mid to upper 90s east of Interstate 5 expected. * WHERE...Orange County Inland Areas. * WHEN...From 10 AM Friday to 8 PM PDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.
Orange
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
NWS San Diego CA
2026/07/28, 01:56From: 2026/07/28, 01:56
To: 2026/07/28, 15:45
* WHAT...Dangerously hot conditions with temperatures up to 103 expected. * WHERE...Santa Ana Mountains and Foothills. * WHEN...From 10 AM Friday to 8 PM PDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.
OrangeDrink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.NWS San Diego CA2026/07/28, 01:56
From: 2026/07/27, 21:11
To: 2026/07/28, 13:15
* WHAT...For the Beach Hazards Statement, 3-6 feet with sets to 7 feet expected. For the Coastal Flood Advisory, minor coastal flooding expected. For the High Surf Advisory, large breaking waves of 5-8 feet with sets up to 9 feet on south-southwest facing beaches and 3-6 feet on west-facing beaches. * WHERE...San Diego County Coastal Areas and Orange County Coastal Areas. * WHEN...For the Beach Hazards Statement, through Wednesday afternoon. For the Coastal Flood Advisory, from 5 PM Wednesday to 3 AM PDT Saturday. For the High Surf Advisory, from 5 PM Wednesday to 5 PM PDT Saturday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous swimming and surfing conditions and localized beach erosion. Breaking waves can sweep people off jetties and docks, and into dangerous seas. * ADDITIONAL DETAILS...A long period southerly swell of 3 feet at 17 seconds continues through Wednesday. A higher amplitude swell associated with Hurricane Genevieve of around 5 feet at 14 seconds builds late Wednesday into Thursday. Swell and associated surf look to subside late Saturday into Sunday.
Orange County Coastal,OrangeIf travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.
Remain out of the water to avoid hazardous swimming conditions.NWS San Diego CA2026/07/27, 21:11From: 2026/07/28, 01:56
To: 2026/07/28, 15:45
* WHAT...High temperatures in the mid 80s to lower 90s for higher coastal terrain expected. * WHERE...Orange County Coastal Areas. * WHEN...From 10 AM Friday to 8 PM PDT Sunday. * IMPACTS...Hot temperatures may cause heat illnesses.
Orange County Coastal,OrangeDrink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.NWS San Diego CA2026/07/28, 01:56
From: 2026/07/27, 21:11
To: 2026/07/28, 13:15
* WHAT...For the Beach Hazards Statement, 3-6 feet with sets to 7 feet expected. For the Coastal Flood Advisory, minor coastal flooding expected. For the High Surf Advisory, large breaking waves of 5-8 feet with sets up to 9 feet on south-southwest facing beaches and 3-6 feet on west-facing beaches. * WHERE...San Diego County Coastal Areas and Orange County Coastal Areas. * WHEN...For the Beach Hazards Statement, through Wednesday afternoon. For the Coastal Flood Advisory, from 5 PM Wednesday to 3 AM PDT Saturday. For the High Surf Advisory, from 5 PM Wednesday to 5 PM PDT Saturday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous swimming and surfing conditions and localized beach erosion. Breaking waves can sweep people off jetties and docks, and into dangerous seas. * ADDITIONAL DETAILS...A long period southerly swell of 3 feet at 17 seconds continues through Wednesday. A higher amplitude swell associated with Hurricane Genevieve of around 5 feet at 14 seconds builds late Wednesday into Thursday. Swell and associated surf look to subside late Saturday into Sunday.
Orange,Orange County CoastalIf travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.
Remain out of the water to avoid hazardous swimming conditions.NWS San Diego CA2026/07/27, 21:11
From: 2026/07/27, 21:11
To: 2026/07/28, 13:15
* WHAT...For the Beach Hazards Statement, 3-6 feet with sets to 7 feet expected. For the Coastal Flood Advisory, minor coastal flooding expected. For the High Surf Advisory, large breaking waves of 5-8 feet with sets up to 9 feet on south-southwest facing beaches and 3-6 feet on west-facing beaches. * WHERE...San Diego County Coastal Areas and Orange County Coastal Areas. * WHEN...For the Beach Hazards Statement, through Wednesday afternoon. For the Coastal Flood Advisory, from 5 PM Wednesday to 3 AM PDT Saturday. For the High Surf Advisory, from 5 PM Wednesday to 5 PM PDT Saturday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous swimming and surfing conditions and localized beach erosion. Breaking waves can sweep people off jetties and docks, and into dangerous seas. * ADDITIONAL DETAILS...A long period southerly swell of 3 feet at 17 seconds continues through Wednesday. A higher amplitude swell associated with Hurricane Genevieve of around 5 feet at 14 seconds builds late Wednesday into Thursday. Swell and associated surf look to subside late Saturday into Sunday.
Orange County Coastal,OrangeIf travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.
Remain out of the water to avoid hazardous swimming conditions.NWS San Diego CA2026/07/27, 21:11