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Updated:December 24, 2025 2:01 am PST

High Surf Advisory HIGH SURF ADVISORY  
San Diego County

  Effective: Tue, 12/23 9:28pm Severity: Minor
  Updated: December 24, 2025 2:01 am Urgency: Expected
  Expires: Wed, 12/24 5:30am Certainty: Likely

Areas Affected: San Diego County Coastal Areas - Orange County Coastal
 
Alert Details:
* WHAT...Large breaking waves of 5 to 8 feet with local sets to
9 feet, highest for south-facing beaches.

* WHERE...San Diego County Coastal Areas and Orange County
Coastal Areas.

* WHEN...From 11 PM this evening to 11 AM PST Saturday.

* IMPACTS...Dangerous swimming and surfing conditions and
localized beach erosion.

* ADDITIONAL DETAILS...Minor tidal overflow and coastal flooding
possible for south-facing beaches through Wednesday,
especially during high tides, due to strong southerly winds.

Information:
Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.
Wind Advisory WIND ADVISORY  
San Diego County

  Effective: Tue, 12/23 9:20pm Severity:  Moderate 
  Updated: December 24, 2025 2:01 am Urgency: Expected
  Expires: Wed, 12/24 6:30am Certainty: Likely

Areas Affected: San Diego County Coastal Areas - San Bernardino and Riverside County Valleys-The Inland Empire - San Diego County Inland Valleys - Santa Ana Mountains and Foothills - Orange County Coastal - Orange County Inland
 
Alert Details:
* WHAT...South winds 15 to 25 mph with gusts 30 to 40 mph expected,
locally up to 45 mph possible at the beaches.

* WHERE...Orange County Coastal Areas, Orange County Inland Areas,
San Bernardino and Riverside County Valleys-The Inland Empire, San
Diego County Coastal Areas, San Diego County Valleys, and Santa
Ana Mountains and Foothills.

* WHEN...From 3 AM to 10 PM PST Wednesday.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.

* ADDITIONAL DETAILS...Strongest winds for Orange County and the
Inland Empire will be in the morning to early afternoon. Strongest
winds for San Diego county will be mid to late morning into the
evening.

Information:
Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.
Flood Watch FLOOD WATCH  
San Diego County

  Effective: Tue, 12/23 9:29pm Severity:  Severe 
  Updated: December 24, 2025 2:01 am Urgency: Future
  Expires: Wed, 12/24 6:15am Certainty: Possible

Areas Affected: San Bernardino and Riverside County Valleys-The Inland Empire - San Bernardino County Mountains - Riverside County Mountains - Santa Ana Mountains and Foothills - Apple and Lucerne Valleys - Coachella Valley - San Gorgonio Pass Near Banning - Orange County Coastal - Orange County Inland
 
Alert Details:
* WHAT...Flooding caused by excessive rainfall continues to be
possible.

* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.

* WHEN...Through Wednesday evening.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas. Mud and
debris flow are possible near and in burn scars, including the
Airport, Bridge and Line burn scars.

* ADDITIONAL DETAILS...
- An Atmospheric River will bring widespread moderate to heavy
rain to the region on Wednesday. The heaviest and most
widespread rain is expected Wednesday morning through
evening. Peak rainfall rates of 0.50 to 1 inch per hour are
expected. There is a potential for locally heavier hourly
rainfall rates to develop with convection embedded in the
main rain band or in thunderstorms after the main band
passes. Isolated heavy showers could continue into Thursday
but impacts from any additional rain are expected to be more
localized.

Snow levels are expected to remain above 8000 feet during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood

Information:
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

Be alert in the mountains for rockslides and rocks in the road.
Flood Watch FLOOD WATCH  
San Diego County

  Effective: Tue, 12/23 9:29pm Severity:  Severe 
  Updated: December 24, 2025 2:01 am Urgency: Future
  Expires: Wed, 12/24 6:15am Certainty: Possible

Areas Affected: San Diego County Coastal Areas - San Diego County Inland Valleys - San Diego County Mountains - San Diego County Deserts
 
Alert Details:
* WHAT...Flooding caused by excessive rainfall continues to be
possible.

* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.

* WHEN...From 4 AM PST Wednesday through late Wednesday night.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.

* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
the evening. Peak rainfall rates of 0.50 to 1 inch per hour
are expected. There is a potential for locally heavier hourly
rainfall rates to develop with convection embedded in the
main rain band or in thunderstorms after the main band
passes. Isolated heavy showers could continue into Thursday
but impacts from any additional rain are expected to be more
localized.
- https://www.weather.gov/safety/flood

Information:
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.