024
FPUS56 KSGX 101003
ZFPSGX

Zone Forecast Product for Extreme Southwest California
National Weather Service San Diego CA
203 AM PST Wed Dec 10 2025

CAZ552-102300-
Orange County Coastal Areas-
Including the cities of Huntington Beach, Costa Mesa,
Newport Beach, Laguna Beach, and San Clemente
203 AM PST Wed Dec 10 2025

.TODAY...Sunny. Highs 72 to 75 at the beaches to 76 to 79 farther
inland and near higher coastal terrain. Light winds.
.TONIGHT...Mostly clear. Lows 53 to 56. Light winds.
.THURSDAY...Patchy fog in the morning. Mostly sunny. Highs around
70 at the beaches to 73 to 77 farther inland and near higher
coastal terrain. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows 51 to 54. Light winds.
.FRIDAY...Partly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs around 68 at the beaches to 70 to 74 farther
inland and near higher coastal terrain. Light winds becoming
south 10 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows around 53.
.SATURDAY...Mostly cloudy with patchy fog in the morning...
becoming partly cloudy. Highs around 67 at the beaches to 69 to
72 farther inland and near higher coastal terrain.
.SATURDAY NIGHT...Partly cloudy. Patchy fog overnight. Lows
around 52.
.SUNDAY...Mostly cloudy with patchy fog in the morning...becoming
partly cloudy. Highs around 67 at the beaches to 70 farther
inland and near higher coastal terrain.
.SUNDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows around 51.
.MONDAY...Patchy fog in the morning. Partly cloudy. Highs around
67 at the beaches to 69 to 72 farther inland and near higher
coastal terrain.
.MONDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows around 53.
.TUESDAY...Mostly cloudy with patchy fog in the morning...
becoming partly cloudy. Highs around 68 at the beaches to 69 to
72 farther inland and near higher coastal terrain.

$$

CAZ554-102300-
Orange County Inland Areas-
Including the cities of Santa Ana, Anaheim, Garden Grove, Irvine,
Orange, Fullerton, and Mission Viejo
203 AM PST Wed Dec 10 2025

.TODAY...Sunny. Highs around 79 towards the coast to 81 to
86 farther inland. Areas of winds northeast 10 to 15 mph with
gusts to 30 mph becoming west with gusts to 25 mph this
afternoon.
.TONIGHT...Mostly clear. Lows 53 to 57. Light winds becoming east
to 10 mph overnight.
.THURSDAY...Mostly sunny. Highs 74 to 77 towards the coast to
79 farther inland. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows 51 to 55. Light winds.
.FRIDAY...Partly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 73 to 77. Light winds.
.FRIDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows around 52.
.SATURDAY...Patchy fog in the morning. Partly cloudy. Highs 72 to
75.
.SATURDAY NIGHT...Partly cloudy. Patchy fog overnight. Lows 49 to
52.
.SUNDAY...Patchy fog in the morning. Partly cloudy. Highs 71 to
74.
.SUNDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 49 to 52.
.MONDAY...Partly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 71 to 74.
.MONDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 50 to 53.
.TUESDAY...Patchy fog in the morning. Partly cloudy. Highs 72 to
75.

$$

CAZ043-102300-
San Diego County Coastal Areas-
Including the cities of Oceanside, Vista, Carlsbad, Encinitas,
Chula Vista, National City, and San Diego
203 AM PST Wed Dec 10 2025

.TODAY...Sunny. Highs 72 to 77 near the coast to 79 to 83 inland.
Light winds becoming west to 10 mph this afternoon.
.TONIGHT...Mostly clear. Lows 51 to 56. Light winds.
.THURSDAY...Mostly sunny. Highs 69 to 73 near the coast to 75 to
79 inland. Light winds becoming west 10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Patchy fog overnight. Lows 51 to
55. Light winds.
.FRIDAY...Partly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 67 to 71 near the coast to 72 to 75 inland.
Light winds becoming southwest 10 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 50 to 54.
.SATURDAY...Patchy fog in the morning. Partly cloudy. Highs 66 to
70 near the coast to 71 to 74 inland.
.SATURDAY NIGHT...Partly cloudy in the evening...becoming mostly
cloudy overnight with patchy fog. Lows 49 to 53.
.SUNDAY...Mostly cloudy with patchy fog in the morning...becoming
partly cloudy. Highs 65 to 69 near the coast to 69 to 72 inland.
.SUNDAY NIGHT...Partly cloudy. Patchy fog overnight. Lows 49 to
52.
.MONDAY...Partly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 66 to 70 near the coast to 70 to 73 inland.
.MONDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 50 to 53.
.TUESDAY...Partly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs 67 to 71 near the coast to 72 to
75 inland.

$$

CAZ050-102300-
San Diego County Valleys-
Including the cities of Escondido, El Cajon, San Marcos, La Mesa,
Santee, and Poway
203 AM PST Wed Dec 10 2025

.TODAY...Sunny. Highs 82 to 87. Areas of winds northeast to
10 mph becoming west with gusts to 25 mph this afternoon.
.TONIGHT...Clear. Lows 52 to 59. Light winds becoming east to
10 mph overnight.
.THURSDAY...Sunny. Highs 78 to 83. Areas of winds east to 10 mph
becoming west 10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 51 to 58. Light winds
becoming east to 10 mph overnight.
.FRIDAY...Mostly sunny. Highs 76 to 81. Light winds becoming west
10 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 50 to 54.
.SATURDAY...Patchy fog in the morning. Partly cloudy. Highs 74 to
79.
.SATURDAY NIGHT...Partly cloudy. Patchy fog overnight. Lows 49 to
54.
.SUNDAY...Partly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 71 to 74 in the western valleys to 72 to
77 near the foothills.
.SUNDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 48 to 52.
.MONDAY...Mostly sunny. Highs 72 to 77.
.MONDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 49 to 53.
.TUESDAY...Partly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs 74 to 79.

$$

CAZ048-102300-
San Bernardino and Riverside County Valleys-The Inland Empire-
Including the cities of Riverside, San Bernardino, Ontario,
Moreno Valley, Fontana, Rancho Cucamonga, and Corona
203 AM PST Wed Dec 10 2025

.TODAY...Sunny. Highs 82 to 87. Areas of winds north 10 to
15 mph. Gusts to 30 mph...becoming 35 mph this afternoon.
.TONIGHT...Clear. Lows 48 to 52 in wind sheltered areas to 53 to
59 in warmer locations. Areas of winds east 10 to 15 mph. Gusts
to 25 mph in the evening.
.THURSDAY...Sunny. Highs 80 to 84. Areas of winds east to 10 mph
becoming west 10 mph in the afternoon.
.THURSDAY NIGHT...Clear. Lows around 50 in wind sheltered areas
to 52 to 57 in warmer locations. Areas of winds east to 10 mph in
the evening becoming light.
.FRIDAY...Mostly sunny. Highs 78 to 82. Light winds becoming west
10 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows 48 to 53.
.SATURDAY...Partly cloudy. Highs 75 to 79.
.SATURDAY NIGHT...Partly cloudy. Lows 47 to 52.
.SUNDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 74 to 78.
.SUNDAY NIGHT...Mostly clear. Lows 46 to 51.
.MONDAY...Mostly sunny. Highs 74 to 78.
.MONDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 47 to 52.
.TUESDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 75 to 79.

$$

CAZ057-102300-
Santa Ana Mountains and Foothills-
203 AM PST Wed Dec 10 2025

.TODAY...Sunny. Highs 77 to 84. Areas of winds north 10 to 15 mph
with gusts to 30 mph.
.TONIGHT...Clear. Lows 50 to 60. Areas of winds north 10 to
15 mph. Gusts to 25 mph in the evening.
.THURSDAY...Sunny. Highs 75 to 81. Areas of winds north 10 to
15 mph in the morning becoming light.
.THURSDAY NIGHT...Clear. Lows 48 to 58. Areas of winds north to
10 mph.
.FRIDAY...Mostly sunny. Highs 72 to 78. Areas of winds north
10 mph in the morning becoming light.
.FRIDAY NIGHT...Mostly clear. Lows 45 to 55.
.SATURDAY...Partly cloudy. Highs 69 to 75.
.SATURDAY NIGHT...Partly cloudy. Lows 44 to 54.
.SUNDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 68 to 75.
.SUNDAY NIGHT...Mostly clear. Lows 43 to 53.
.MONDAY...Mostly sunny. Highs 67 to 74.
.MONDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 45 to 54.
.TUESDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 68 to 75.

$$

CAZ055-102300-
San Bernardino County Mountains-
Including the cities of Crestline, Lake Arrowhead, Big Bear City,
Big Bear Lake, Running Springs, and Wrightwood
203 AM PST Wed Dec 10 2025

.TODAY...Sunny. Highs 58 to 68 above 6000 feet to 65 to 75 below
6000 feet. Areas of winds northeast 10 to 15 mph. Gusts to
30 mph...becoming 25 mph this afternoon.
.TONIGHT...Clear, colder. Lows 35 to 45 above 6000 feet to 46 to
54 below 6000 feet. Areas of winds east 10 mph.
.THURSDAY...Sunny. Highs 58 to 67 above 6000 feet to 65 to
74 below 6000 feet. Areas of winds north 10 mph.
.THURSDAY NIGHT...Clear. Lows 35 to 45 above 6000 feet to 45 to
53 below 6000 feet. Areas of winds northeast 10 mph.
.FRIDAY...Sunny. Highs 58 to 66 above 6000 feet to 65 to 73 below
6000 feet. Light winds becoming west to 10 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows 35 to 45.
.SATURDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 54 to 62 above 6000 feet to 61 to 70 below 6000 feet.
.SATURDAY NIGHT...Partly cloudy. Lows 35 to 45.
.SUNDAY...Mostly sunny. Highs 53 to 62 above 6000 feet to 60 to
68 below 6000 feet.
.SUNDAY NIGHT...Mostly clear. Lows 33 to 43.
.MONDAY...Mostly sunny. Highs 52 to 61 above 6000 feet to 59 to
68 below 6000 feet.
.MONDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 35 to 45.
.TUESDAY...Mostly sunny. Highs 54 to 62 above 6000 feet to 61 to
70 below 6000 feet.

$$

CAZ056-102300-
Riverside County Mountains-
Including the city of Idyllwild-Pine Cove
203 AM PST Wed Dec 10 2025

.TODAY...Sunny. Highs 67 to 77. Areas of winds northeast 10 to
15 mph with gusts to 30 mph.
.TONIGHT...Clear. Lows 43 to 53. Areas of winds east 10 to 15 mph
with gusts to 25 mph.
.THURSDAY...Sunny. Highs 67 to 77. Areas of winds east to 10 mph.
.THURSDAY NIGHT...Clear. Lows 43 to 53. Areas of winds east
10 mph.
.FRIDAY...Sunny. Highs 66 to 76. Light winds becoming west to
10 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows 40 to 50.
.SATURDAY...Partly cloudy. Highs 62 to 72.
.SATURDAY NIGHT...Partly cloudy. Lows 38 to 48.
.SUNDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 61 to 71.
.SUNDAY NIGHT...Mostly clear. Lows 38 to 48.
.MONDAY...Mostly sunny. Highs 62 to 72.
.MONDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 38 to 48.
.TUESDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 63 to 73.

$$

CAZ058-102300-
San Diego County Mountains-
Including the cities of Julian and Pine Valley
203 AM PST Wed Dec 10 2025

.TODAY...Sunny. Highs 68 to 78. Areas of winds east 15 to 25 mph.
Gusts to 40 mph...becoming 35 mph this afternoon.
.TONIGHT...Clear. Lows 47 to 56. Areas of winds east 10 to 20 mph
with gusts to 30 mph.
.THURSDAY...Sunny. Highs 70 to 78. Areas of winds east 10 to
15 mph. Gusts to 30 mph in the morning.
.THURSDAY NIGHT...Clear. Lows 46 to 56. Areas of winds east
10 mph.
.FRIDAY...Mostly sunny. Highs 69 to 77. Areas of winds east
10 mph becoming west in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows 44 to 53.
.SATURDAY...Partly cloudy. Highs 66 to 75.
.SATURDAY NIGHT...Partly cloudy. Lows 44 to 52.
.SUNDAY...Partly cloudy. Highs 64 to 73.
.SUNDAY NIGHT...Mostly clear. Lows 42 to 51.
.MONDAY...Mostly sunny. Highs 64 to 73.
.MONDAY NIGHT...Mostly clear. Lows 43 to 52.
.TUESDAY...Mostly sunny. Highs 65 to 73.

$$

CAZ060-102300-
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, Apple Valley,
and Lucerne Valley
203 AM PST Wed Dec 10 2025

.TODAY...Sunny. Highs 70 to 75. Areas of winds west to 10 mph
becoming north this afternoon.
.TONIGHT...Clear. Lows 40 to 49. Light winds.
.THURSDAY...Sunny. Highs 70 to 76. Light winds.
.THURSDAY NIGHT...Clear. Lows 40 to 50. Light winds.
.FRIDAY...Sunny. Highs 70 to 75. Areas of winds west to 10 mph
becoming north 10 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows 40 to 48.
.SATURDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 68 to 73.
.SATURDAY NIGHT...Partly cloudy. Lows 39 to 47.
.SUNDAY...Mostly sunny. Highs 67 to 73.
.SUNDAY NIGHT...Mostly clear. Lows 38 to 46.
.MONDAY...Mostly sunny. Highs 66 to 72.
.MONDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 42 to 48.
.TUESDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 69 to 74.

$$

CAZ065-102300-
San Gorgonio Pass near Banning-
203 AM PST Wed Dec 10 2025

.TODAY...Sunny. Highs around 82. Areas of winds northeast 10 to
20 mph with gusts to 35 mph becoming southeast 10 to 15 mph with
gusts to 30 mph this afternoon.
.TONIGHT...Clear. Lows 56 to 60 through the pass to 59 to 64 in
the northern Coachella Valley. Areas of winds northeast 10 to
15 mph. Gusts to 30 mph in the evening.
.THURSDAY...Sunny. Highs around 82. Areas of winds east to 10 mph
becoming south in the afternoon.
.THURSDAY NIGHT...Clear. Lows 56 to 59 through the pass to 61 to
64 in the northern Coachella Valley. Areas of winds northeast
10 mph.
.FRIDAY...Sunny. Highs 80 to 84. Areas of winds east to 10 mph in
the morning becoming light.
.FRIDAY NIGHT...Mostly clear. Lows 54 to 63.
.SATURDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 77 to 81.
.SATURDAY NIGHT...Partly cloudy. Lows 53 to 61.
.SUNDAY...Mostly sunny. Highs around 77 through the pass to 80 in
the northern Coachella Valley.
.SUNDAY NIGHT...Mostly clear. Lows 52 to 60.
.MONDAY...Mostly sunny. Highs around 77 through the pass to 80 in
the northern Coachella Valley.
.MONDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 53 to 62.
.TUESDAY...Mostly sunny. Highs around 78 through the pass to
79 to 82 in the northern Coachella Valley.

$$

CAZ061-102300-
Coachella Valley-
Including the cities of Indio, Palm Springs, Cathedral City,
Palm Desert, Palm Desert Country, La Quinta, and Coachella
203 AM PST Wed Dec 10 2025

.TODAY...Sunny. Highs 80 to 84. Areas of winds north to 10 mph
becoming southeast this afternoon.
.TONIGHT...Clear. Lows 53 to 60. Light winds becoming north
10 mph overnight.
.THURSDAY...Sunny. Highs 80 to 84. Light winds.
.THURSDAY NIGHT...Clear. Lows 54 to 61. Light winds.
.FRIDAY...Sunny. Highs 80 to 85. Light winds.
.FRIDAY NIGHT...Mostly clear. Lows 53 to 59.
.SATURDAY...Partly cloudy. Highs 78 to 82.
.SATURDAY NIGHT...Partly cloudy. Lows 52 to 58.
.SUNDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs around 80.
.SUNDAY NIGHT...Mostly clear. Lows 52 to 57.
.MONDAY...Mostly sunny. Highs around 80.
.MONDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 52 to 58.
.TUESDAY...Mostly sunny. Highs 79 to 82.

$$

CAZ062-102300-
San Diego County Deserts-
Including the city of Borrego Springs
203 AM PST Wed Dec 10 2025

.TODAY...Sunny. Highs 80 to 83. Light winds.
.TONIGHT...Clear. Lows 54 to 63. Light winds becoming northwest
to 10 mph overnight.
.THURSDAY...Sunny. Highs 80 to 83. Areas of winds east to 10 mph
in the morning becoming light.
.THURSDAY NIGHT...Clear. Lows 56 to 64. Light winds.
.FRIDAY...Mostly sunny. Highs 80 to 84. Light winds.
.FRIDAY NIGHT...Mostly clear. Lows 54 to 62.
.SATURDAY...Partly cloudy. Highs 78 to 82.
.SATURDAY NIGHT...Partly cloudy. Lows 53 to 61.
.SUNDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs around 80.
.SUNDAY NIGHT...Mostly clear. Lows 52 to 60.
.MONDAY...Mostly sunny. Highs around 80.
.MONDAY NIGHT...Mostly clear. Lows 53 to 60.
.TUESDAY...Mostly sunny. Highs 78 to 82.

$$

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