753
FXUS66 KSGX 101129
AFDSGX

Area Forecast Discussion
National Weather Service San Diego CA
329 AM PST Tue Nov 10 2026

.SYNOPSIS...
High pressure aloft and weak offshore lower-level flow will
continue well-above average high temperatures for the coast and
western valleys through Wednesday. Cooling will begin to spread
inland on Thursday with slower cooling and chances for showers for
Friday through Monday.

&&

.DISCUSSION...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE...
SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO
COUNTIES...

...UPDATED AVIATION, MARINE, AND BEACHES DISCUSSIONS...

.SHORT TERM (Today through Thursday)...
Not much change is expected for today and Wednesday with high
pressure aloft and weak offshore lower-level flow. High
temperatures will range from around 5 degrees above average for
the mountains and deserts to 10 to 15 degrees above average for
the coast and western valleys in San Diego County. High
temperatures for the coast and valleys will be in the upper 70s to
upper 80s. The warmest high temperatures, in the mid to upper
80s, will be for inland coastal areas into the western valleys.

High pressure aloft will begin to weaken on Thursday and onshore
flow returns and strengthens. Thursday high temperatures will
cool slightly for the deserts to around 5 degrees for the coast
and valleys. High temperatures on Thursday for the coast and
valleys will be mostly in the mid 70s to mid 80s, for the lower
deserts in the mid 80s, and for the mountains in the 50s and 60s.

&&

.LONG TERM (Friday through Monday)...
Cooler with chances for precipitation for Friday into next week.
With the cooling, high temperatures on Monday will be as much as 5
to 10 degrees below average for the mountains, valleys, and high
desert with high temperatures on Monday for the coast and valleys
mostly in the 60s and lower 70s, for the lower deserts in the mid
to upper 70s, and for the mountains in the 40s and 50s.

A low pressure system moving inland through northern and central
Baja around Friday will bring a chance of showers for late
Thursday night and Friday. A low pressure system moving inland
through northern and central California on late Friday and
Saturday will continue the chance of showers for southwestern
California for Friday night and Saturday. Another low pressure
system moving to near the California coast on late Sunday could
bring additional rainfall to southwestern California for Sunday
night and Monday.

&&

.AVIATION...
101130Z...Mostly clear skies and VFR conditions today and tonight.

&&

.MARINE...
No hazardous marine conditions are expected through Friday. Winds
increase late Friday and seas build Saturday, which could lead to
hazardous boating conditions.

&&

.BEACHES...
Surf of 3-7 feet will lead to a high rip current risk and hazardous
swimming conditions today, particularly in San Diego County. A Beach
Hazards Statement in effect for these beaches through this evening
contains the details.

This morning`s high tide will likely exceed 7 feet before tides
gradually lower through the week. Minor coastal flooding is
expected, especially combined with the higher surf on west-facing
beaches. A Coastal Flood Advisory remains in effect through noon
today for all beaches.

&&

.SKYWARN...
Skywarn activation is not requested. However weather spotters are
encouraged to report significant weather conditions.


&&

.SGX WATCHES/WARNINGS/ADVISORIES...
CA...Beach Hazards Statement through this evening for San Diego
     County Coastal Areas.

     Coastal Flood Advisory until noon PST today for Orange County
     Coastal Areas-San Diego County Coastal Areas.

PZ...None.

&&

$$

PUBLIC...17
AVIATION/MARINE/BEACHES...MM

NWS San Diego (SGX) Office