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WARNINGS - WATCHES - ADVISORIES - STATEMENTS
Updates every 15 Minutes
Updated:July 28, 2026 6:30 am PDT

Extreme Heat Warning EXTREME HEAT WARNING  
San Diego County

Effective: Tue, 7/28 1:56am Severity:  Severe 
Updated: July 28, 2026 6:30 am Urgency: Expected
Expires: Tue, 7/28 3:45pm Certainty: Likely

Areas Affected: Santa Ana Mountains and Foothills
 
Alert Details:
* 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.

Information:
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Extreme Heat Warning EXTREME HEAT WARNING  
San Diego County

Effective: Tue, 7/28 1:56am Severity:  Severe 
Updated: July 28, 2026 6:30 am Urgency: Expected
Expires: Tue, 7/28 3:45pm Certainty: Likely

Areas Affected: Coachella Valley - San Diego County Deserts - San Gorgonio Pass Near Banning
 
Alert Details:
* WHAT...Dangerously hot conditions with high temperatures up to 122
expected.

* WHERE...Coachella Valley, San Diego County Deserts, and San
Gorgonio Pass near Banning.

* WHEN...From 10 AM Thursday to 8 PM PDT Sunday.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.

Information:
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Extreme Heat Warning EXTREME HEAT WARNING  
San Diego County

Effective: Tue, 7/28 1:56am Severity:  Severe 
Updated: July 28, 2026 6:30 am Urgency: Expected
Expires: Tue, 7/28 3:45pm Certainty: Likely

Areas Affected: San Diego County Inland Valleys
 
Alert Details:
* WHAT...Dangerously hot conditions with high temperatures in the
mid 90s in the western valleys to around 105 near the foothills
expected.

* WHERE...San Diego County Valleys.

* WHEN...From 10 AM Friday to 8 PM PDT Sunday.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.

Information:
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Extreme Heat Warning EXTREME HEAT WARNING  
San Diego County

Effective: Tue, 7/28 1:56am Severity:  Severe 
Updated: July 28, 2026 6:30 am Urgency: Expected
Expires: Tue, 7/28 3:45pm Certainty: Likely

Areas Affected: San Diego County Mountains
 
Alert Details:
* WHAT...Dangerously hot conditions with high temperatures in the
mid 90s to 105 expected.

* WHERE...San Diego County Mountains.

* WHEN...From 10 AM Thursday to 8 PM PDT Sunday.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.

Information:
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Coastal Flood Advisory COASTAL FLOOD ADVISORY  
San Diego County

Effective: Mon, 7/27 9:11pm Severity: Minor
Updated: July 28, 2026 6:30 am Urgency: Expected
Expires: Tue, 7/28 1:15pm Certainty: Likely

Areas Affected: San Diego County Coastal Areas - Orange County Coastal
 
Alert Details:
* 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.

Information:
If 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.
Heat Advisory HEAT ADVISORY  
San Diego County

Effective: Tue, 7/28 1:56am Severity:  Moderate 
Updated: July 28, 2026 6:30 am Urgency: Expected
Expires: Tue, 7/28 3:45pm Certainty: Likely

Areas Affected: San Diego County Coastal Areas
 
Alert Details:
* WHAT...High temperatures in the mid 80s to around 90 for the mesas
and other higher coastal terrain expected.

* WHERE...San Diego County Coastal Areas.

* WHEN...From 10 AM Friday to 8 PM PDT Sunday.

* IMPACTS...Hot temperatures may cause heat illnesses.

Information:
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
High Surf Advisory HIGH SURF ADVISORY  
San Diego County

Effective: Mon, 7/27 9:11pm Severity: Minor
Updated: July 28, 2026 6:30 am Urgency: Expected
Expires: Tue, 7/28 1:15pm Certainty: Likely

Areas Affected: San Diego County Coastal Areas - Orange County Coastal
 
Alert Details:
* 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.

Information:
If 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.
Beach Hazards Statement BEACH HAZARDS STATEMENT  
San Diego County

Effective: Mon, 7/27 9:11pm Severity:  Moderate 
Updated: July 28, 2026 6:30 am Urgency: Expected
Expires: Tue, 7/28 1:15pm Certainty: Likely

Areas Affected: San Diego County Coastal Areas - Orange County Coastal
 
Alert Details:
* 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.

Information:
If 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.