179
FPUS56 KSGX 150712
ZFPSGX

Zone Forecast Product for Extreme Southwest California
National Weather Service San Diego CA
1212 AM PDT Tue Sep 15 2026

CAZ552-152115-
Orange County Coastal Areas-
Including the cities of Huntington Beach, Costa Mesa,
Newport Beach, Laguna Beach, and San Clemente
1212 AM PDT Tue Sep 15 2026

.TODAY...Partly cloudy this morning...becoming mostly sunny.
Highs around 74 at the beaches to 75 to 79 farther inland and
near higher coastal terrain. Areas of winds east 10 mph becoming
south this afternoon.
.TONIGHT...Partly cloudy in the evening...becoming mostly cloudy.
Lows 61 to 66. Areas of winds south 10 mph in the evening
becoming light.
.WEDNESDAY...Mostly cloudy in the morning...becoming mostly
sunny. Highs 72 to 77. Areas of winds south 10 mph.
.WEDNESDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 60 to 65. Areas of winds south 10 mph in the evening
becoming light.
.THURSDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs around 73 at the beaches to 75 to 79 farther inland and
near higher coastal terrain. Light winds becoming west 10 to
15 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 60 to 65.
.FRIDAY...Partly cloudy in the morning...becoming sunny. Highs
around 75 at the beaches to 77 to 81 farther inland and near
higher coastal terrain.
.FRIDAY NIGHT...Mostly clear. Lows 61 to 65.
.SATURDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs around 75 at the beaches to 77 to 82 farther inland and
near higher coastal terrain.
.SATURDAY NIGHT...Mostly clear. Lows 61 to 65.
.SUNDAY...Partly cloudy. Highs around 74 at the beaches to 76 to
81 farther inland and near higher coastal terrain.
.SUNDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 60 to 65.
.MONDAY...Partly cloudy. Highs 72 to 75 at the beaches to 75 to
80 farther inland and near higher coastal terrain.

$$

CAZ554-152115-
Orange County Inland Areas-
Including the cities of Santa Ana, Anaheim, Garden Grove, Irvine,
Orange, Fullerton, and Mission Viejo
1212 AM PDT Tue Sep 15 2026

.TODAY...Partly cloudy this morning...becoming mostly sunny.
Highs 78 to 82. Areas of winds south 10 mph.
.TONIGHT...Partly cloudy. Lows 56 to 65. Areas of winds south
10 mph in the evening becoming light.
.WEDNESDAY...Partly cloudy in the morning...becoming mostly
sunny. Highs around 80. Areas of winds south 10 mph.
.WEDNESDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 55 to 64. Areas of winds
south 10 mph in the evening becoming light.
.THURSDAY...Partly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs around 80. Light winds becoming west
10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 56 to 64.
.FRIDAY...Partly cloudy in the morning...becoming sunny. Highs
80 to 83.
.FRIDAY NIGHT...Clear. Lows 57 to 65.
.SATURDAY...Mostly sunny. Highs 80 to 84.
.SATURDAY NIGHT...Mostly clear. Lows 57 to 65.
.SUNDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs around 80 towards the coast to 82 farther inland.
.SUNDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 56 to 64.
.MONDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs around 80 towards the coast to 81 farther inland.

$$

CAZ043-152115-
San Diego County Coastal Areas-
Including the cities of Oceanside, Vista, Carlsbad, Encinitas,
Chula Vista, National City, and San Diego
1212 AM PDT Tue Sep 15 2026

.TODAY...Partly cloudy this morning...becoming mostly sunny.
Highs 73 to 76 near the coast to 80 inland. Areas of winds
southeast 10 mph becoming southwest this afternoon.
.TONIGHT...Partly cloudy in the evening...becoming mostly cloudy.
Lows 59 to 65. Light winds.
.WEDNESDAY...Mostly cloudy in the morning...becoming mostly
sunny. Highs 72 to 76 near the coast to 76 to 79 inland. Areas of
winds south 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows 58 to 64. Light winds.
.THURSDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 73 to 77 near the coast to 80 inland. Light winds becoming
west 10 to 15 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 58 to 64.
.FRIDAY...Partly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 74 to 78 near the coast to 80 inland.
.FRIDAY NIGHT...Mostly clear. Lows 59 to 64.
.SATURDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 74 to 78 near the coast to 80 inland.
.SATURDAY NIGHT...Mostly clear. Lows 59 to 65.
.SUNDAY...Partly cloudy. Highs 73 to 77 near the coast to
79 inland.
.SUNDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 59 to 65.
.MONDAY...Mostly cloudy in the morning...becoming partly cloudy.
Highs 73 to 77 near the coast to 80 inland.

$$

CAZ050-152115-
San Diego County Valleys-
Including the cities of Escondido, El Cajon, San Marcos, La Mesa,
Santee, and Poway
1212 AM PDT Tue Sep 15 2026

.TODAY...Partly cloudy this morning...becoming mostly sunny.
Highs 78 to 82 in the western valleys to 81 to 86 near the
foothills. Areas of winds south to 10 mph becoming southwest this
afternoon.
.TONIGHT...Partly cloudy in the evening...becoming mostly cloudy
overnight with patchy fog. Lows 54 to 60. Areas of winds
southwest 10 mph in the evening becoming light.
.WEDNESDAY...Partly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs 77 to 81 in the western valleys to
79 to 84 near the foothills. Light winds becoming west 10 mph in
the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Patchy fog overnight. Lows 53 to
59. Areas of winds southwest to 10 mph in the evening becoming
light.
.THURSDAY...Patchy fog in the morning. Mostly sunny. Highs 78 to
82 in the western valleys to 81 to 86 near the foothills. Light
winds becoming west 10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 54 to 59.
.FRIDAY...Mostly sunny. Highs 80 to 83 in the western valleys to
83 to 88 near the foothills.
.FRIDAY NIGHT...Clear. Lows 54 to 60.
.SATURDAY...Mostly sunny. Highs 80 to 84 in the western valleys
to 84 to 89 near the foothills.
.SATURDAY NIGHT...Mostly clear. Lows 55 to 60.
.SUNDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 79 to 83 in the western valleys to 82 to 87 near the
foothills.
.SUNDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 54 to 60.
.MONDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 79 to 82 in the western valleys to 81 to 86 near the
foothills.

$$

CAZ048-152115-
San Bernardino and Riverside County Valleys-The Inland Empire-
Including the cities of Riverside, San Bernardino, Ontario,
Moreno Valley, Fontana, Rancho Cucamonga, and Corona
1212 AM PDT Tue Sep 15 2026

.TODAY...Partly cloudy with patchy fog this morning...becoming
sunny. Highs 83 to 88. Areas of winds south to 10 mph becoming
southwest with gusts to 25 mph this afternoon.
.TONIGHT...Partly cloudy. Patchy fog overnight. Lows 53 to 61.
Areas of winds southwest 10 to 15 mph with gusts to 25 mph in the
evening becoming light.
.WEDNESDAY...Partly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs 81 to 86. Light winds becoming
southwest 10 to 15 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 52 to 60. Areas of winds
south to 10 mph in the evening becoming light.
.THURSDAY...Mostly sunny. Highs 82 to 87. Light winds becoming
west 10 mph in the afternoon.
.THURSDAY NIGHT...Clear. Lows 53 to 61.
.FRIDAY...Sunny. Highs 85 to 90.
.FRIDAY NIGHT...Clear. Lows 55 to 62.
.SATURDAY...Mostly sunny. Highs 86 to 92.
.SATURDAY NIGHT...Mostly clear. Lows 55 to 62.
.SUNDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 85 to 90.
.SUNDAY NIGHT...Mostly clear. Lows 54 to 61.
.MONDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 83 to 88.

$$

CAZ057-152115-
Santa Ana Mountains and Foothills-
1212 AM PDT Tue Sep 15 2026

.TODAY...Partly cloudy this morning...becoming sunny. Highs 75 to
85. Areas of winds south 10 to 15 mph. Gusts to 25 mph this
afternoon.
.TONIGHT...Partly cloudy. Patchy fog overnight. Lows 52 to 60.
Areas of winds southwest 10 to 15 mph with gusts to 25 mph in the
evening becoming light.
.WEDNESDAY...Partly cloudy with patchy fog in the morning...
becoming sunny. Highs 74 to 83. Areas of winds south 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 52 to 59. Areas of winds
southwest to 10 mph in the evening becoming light.
.THURSDAY...Mostly sunny. Highs 75 to 84. Light winds becoming
west 10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 52 to 59.
.FRIDAY...Sunny. Highs 78 to 87.
.FRIDAY NIGHT...Clear. Lows 53 to 61.
.SATURDAY...Sunny. Highs 78 to 88.
.SATURDAY NIGHT...Mostly clear. Lows 53 to 61.
.SUNDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 77 to 86.
.SUNDAY NIGHT...Mostly clear. Lows 52 to 60.
.MONDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 75 to 85.

$$

CAZ055-152115-
San Bernardino County Mountains-
Including the cities of Crestline, Lake Arrowhead, Big Bear City,
Big Bear Lake, Running Springs, and Wrightwood
1212 AM PDT Tue Sep 15 2026

.TODAY...Sunny. Highs 67 to 77 above 6000 feet to 73 to 83 below
6000 feet. Areas of winds south 10 to 20 mph. Gusts to 30 mph...
becoming 35 mph this afternoon.
.TONIGHT...Mostly clear. Cooler. Lows 42 to 52 above 6000 feet to
50 to 60 below 6000 feet. Areas of winds south 10 to 20 mph.
Gusts to 35 mph...becoming 30 mph overnight.
.WEDNESDAY...Mostly sunny. Highs 64 to 74 above 6000 feet to
70 to 80 below 6000 feet. Areas of winds south 10 to 20 mph with
gusts to 30 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 41 to 51 above 6000 feet to
49 to 59 below 6000 feet. Areas of winds south 10 to 20 mph.
Gusts to 30 mph...becoming 25 mph overnight.
.THURSDAY...Mostly sunny. Highs 64 to 74 above 6000 feet to 71 to
80 below 6000 feet. Areas of winds south 10 mph.
.THURSDAY NIGHT...Clear. Lows 47 to 57.
.FRIDAY...Sunny. Highs 66 to 76 above 6000 feet to 74 to 84 below
6000 feet.
.FRIDAY NIGHT...Clear. Lows 48 to 58.
.SATURDAY...Sunny. Highs 67 to 77 above 6000 feet to 76 to
86 below 6000 feet.
.SATURDAY NIGHT...Mostly clear. Lows 49 to 59.
.SUNDAY...Mostly sunny. Highs 66 to 76 above 6000 feet to 74 to
84 below 6000 feet.
.SUNDAY NIGHT...Mostly clear. Lows 47 to 57.
.MONDAY...Mostly sunny. Highs 64 to 74 above 6000 feet to 72 to
82 below 6000 feet.

$$

CAZ056-152115-
Riverside County Mountains-
Including the city of Idyllwild-Pine Cove
1212 AM PDT Tue Sep 15 2026

.TODAY...Sunny. Highs 77 to 87. Areas of winds south to 10 mph
becoming west 10 mph this afternoon.
.TONIGHT...Mostly clear. Cooler. Lows 45 to 55. Areas of winds
west 10 to 15 mph with gusts to 25 mph.
.WEDNESDAY...Mostly sunny. Highs 74 to 84. Areas of winds south
10 mph becoming west with gusts to 25 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 45 to 55. Areas of winds
west 10 to 15 mph with gusts to 30 mph...becoming to 10 mph with
gusts to 25 mph overnight.
.THURSDAY...Mostly sunny. Highs 74 to 84. Areas of winds west to
10 mph.
.THURSDAY NIGHT...Clear. Lows 47 to 57.
.FRIDAY...Sunny. Highs 77 to 87.
.FRIDAY NIGHT...Clear. Lows 50 to 60.
.SATURDAY...Sunny. Highs 79 to 89.
.SATURDAY NIGHT...Mostly clear. Lows 50 to 60.
.SUNDAY...Mostly sunny. Highs 78 to 88.
.SUNDAY NIGHT...Mostly clear. Lows 48 to 58.
.MONDAY...Mostly sunny. Highs 76 to 86.

$$

CAZ058-152115-
San Diego County Mountains-
Including the cities of Julian and Pine Valley
1212 AM PDT Tue Sep 15 2026

.TODAY...Sunny. Highs 77 to 87. Areas of winds south to 10 mph
becoming southwest with gusts to 30 mph this afternoon.
.TONIGHT...Mostly clear. Cooler. Lows 49 to 59. Areas of winds
west 10 to 15 mph. Gusts to 30 mph...becoming 25 mph overnight.
.WEDNESDAY...Mostly sunny. Highs 75 to 84. Areas of winds
southwest 10 to 20 mph. Gusts to 25 mph...becoming 30 mph in the
afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 49 to 58. Areas of winds
west 10 to 20 mph. Gusts to 35 mph...becoming 25 mph overnight.
.THURSDAY...Mostly sunny. Highs 76 to 85. Areas of winds west to
10 mph...becoming 10 to 15 mph with gusts to 25 mph in the
afternoon.
.THURSDAY NIGHT...Clear. Lows 50 to 60.
.FRIDAY...Sunny. Highs 79 to 88.
.FRIDAY NIGHT...Clear. Lows 51 to 61.
.SATURDAY...Sunny. Highs 81 to 90.
.SATURDAY NIGHT...Mostly clear. Lows 52 to 62.
.SUNDAY...Mostly sunny. Highs 79 to 88.
.SUNDAY NIGHT...Mostly clear. Lows 50 to 60.
.MONDAY...Mostly sunny. Highs 77 to 86.

$$

CAZ060-152115-
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, Apple Valley,
and Lucerne Valley
1212 AM PDT Tue Sep 15 2026

.TODAY...Sunny. Highs 87 to 95. Areas of winds south 10 to 15 mph
with gusts to 25 mph...becoming 15 to 25 mph with gusts to 35 mph
this afternoon.
.TONIGHT...Mostly clear. Lows 53 to 63. Areas of winds south
15 to 25 mph with gusts to 40 mph becoming west 10 to 15 mph with
gusts to 30 mph overnight.
.WEDNESDAY...Mostly sunny. Highs 84 to 92. Areas of winds
southwest 10 to 15 mph with gusts to 25 mph becoming south 15 to
25 mph with gusts to 35 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 53 to 63. Areas of winds
southwest 10 to 20 mph. Gusts to 35 mph in the evening.
.THURSDAY...Sunny. Highs 84 to 91. Areas of winds southwest to
10 mph...becoming 10 to 15 mph with gusts to 25 mph in the
afternoon.
.THURSDAY NIGHT...Clear. Lows 54 to 64.
.FRIDAY...Sunny. Highs 86 to 91.
.FRIDAY NIGHT...Clear. Lows 57 to 67.
.SATURDAY...Sunny. Highs 89 to 95.
.SATURDAY NIGHT...Mostly clear. Lows 58 to 68.
.SUNDAY...Mostly sunny. Highs 88 to 95.
.SUNDAY NIGHT...Mostly clear. Lows 56 to 66.
.MONDAY...Mostly sunny. Highs 86 to 92.

$$

CAZ065-152115-
San Gorgonio Pass near Banning-
1212 AM PDT Tue Sep 15 2026

.TODAY...Sunny. Highs around 91 through the pass to 96 to 100 in
the northern Coachella Valley. Areas of winds west 10 to 15 mph
with gusts to 25 mph...becoming 15 to 25 mph with gusts to 40 mph
this afternoon.
.TONIGHT...Mostly clear. Cooler. Lows around 66 through the pass
to 72 to 76 in the northern Coachella Valley. Areas of winds west
20 to 30 mph. Gusts to 45 mph...becoming 40 mph overnight.
.WEDNESDAY...Mostly sunny. Highs 86 to 89 through the pass to
93 to 96 in the northern Coachella Valley. Areas of winds west
15 to 25 mph. Gusts to 35 mph...becoming 40 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows around 65 through the pass
to 74 in the northern Coachella Valley. Areas of winds west 15 to
25 mph with gusts to 40 mph.
.THURSDAY...Sunny. Highs around 90 through the pass to 94 to
97 in the northern Coachella Valley. Areas of winds west 15 to
25 mph. Gusts to 40 mph...becoming 30 mph in the afternoon.
.THURSDAY NIGHT...Clear, windy. Lows 67 to 77.
.FRIDAY...Sunny. Highs around 92 through the pass to 97 to 101 in
the northern Coachella Valley.
.FRIDAY NIGHT...Clear. Lows 69 to 79.
.SATURDAY...Sunny. Highs around 95 through the pass to 100 to
103 in the northern Coachella Valley.
.SATURDAY NIGHT...Mostly clear. Lows 69 to 79.
.SUNDAY...Mostly sunny. Highs around 93 through the pass to 98 to
102 in the northern Coachella Valley.
.SUNDAY NIGHT...Mostly clear. Breezy. Lows 67 to 77.
.MONDAY...Mostly sunny. Highs 89 to 92 through the pass to 96 to
100 in the northern Coachella Valley.

$$

CAZ061-152115-
Coachella Valley-
Including the cities of Indio, Palm Springs, Cathedral City,
Palm Desert, Palm Desert Country, La Quinta, and Coachella
1212 AM PDT Tue Sep 15 2026

.TODAY...Sunny. Highs 99 to 102. Areas of winds northwest to
10 mph becoming southeast 10 mph this afternoon.
.TONIGHT...Clear. Lows 71 to 76. Areas of winds northwest 10 to
15 mph. Gusts to 30 mph...becoming 25 mph overnight.
.WEDNESDAY...Mostly sunny. Highs 96 to 99. Areas of winds
northwest 10 mph becoming south in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 71 to 74. Areas of winds
northwest 10 to 15 mph. Gusts to 25 mph in the evening.
.THURSDAY...Sunny. Highs around 98. Areas of winds northwest to
10 mph in the morning becoming light.
.THURSDAY NIGHT...Clear. Lows 72 to 75.
.FRIDAY...Sunny. Highs around 101.
.FRIDAY NIGHT...Clear. Lows 74 to 78.
.SATURDAY...Sunny. Highs around 103.
.SATURDAY NIGHT...Mostly clear. Lows 74 to 78.
.SUNDAY...Mostly sunny. Highs around 102.
.SUNDAY NIGHT...Mostly clear. Lows 72 to 76.
.MONDAY...Mostly sunny. Highs around 100.

$$

CAZ062-152115-
San Diego County Deserts-
Including the city of Borrego Springs
1212 AM PDT Tue Sep 15 2026

.TODAY...Sunny. Highs 99 to 104. Light winds becoming east 10 to
15 mph with gusts to 25 mph this afternoon.
.TONIGHT...Clear. Lows 70 to 77. Areas of winds southwest 10 to
20 mph. Gusts to 30 mph in the evening.
.WEDNESDAY...Mostly sunny. Highs 97 to 102. Areas of winds
southeast 10 to 15 mph. Gusts to 25 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 69 to 77. Areas of winds
west 10 to 15 mph. Gusts to 25 mph in the evening.
.THURSDAY...Sunny. Highs 97 to 101. Areas of winds west 10 to
15 mph with gusts to 25 mph becoming southwest in the afternoon.
.THURSDAY NIGHT...Clear. Lows 70 to 78.
.FRIDAY...Sunny. Highs 100 to 104.
.FRIDAY NIGHT...Clear. Lows 72 to 79.
.SATURDAY...Sunny, hot. Highs 101 to 106.
.SATURDAY NIGHT...Mostly clear. Lows 73 to 80.
.SUNDAY...Mostly sunny. Hot. Highs 100 to 105.
.SUNDAY NIGHT...Mostly clear. Lows 71 to 78.
.MONDAY...Mostly sunny. Highs 99 to 103.

$$

17