Zone Forecast Product
Issued by NWS San Diego, CA

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735
FPUS56 KSGX 130906
ZFPSGX

Zone Forecast Product for Extreme Southwest California
National Weather Service San Diego CA
206 AM PDT Wed Aug 13 2025

CAZ552-132230-
Orange County Coastal Areas-
Including the cities of Huntington Beach, Costa Mesa,
Newport Beach, Laguna Beach, and San Clemente
206 AM PDT Wed Aug 13 2025

.TODAY...Mostly cloudy this morning...becoming mostly sunny. Hazy
and patchy fog this morning. Highs 72 to 75 at the beaches to
76 to 81 farther inland and near higher coastal terrain. Light
winds becoming southwest 10 mph this afternoon.
.TONIGHT...Partly cloudy in the evening...becoming mostly cloudy
overnight with patchy fog. Lows 62 to 65. Areas of winds
southwest 10 mph in the evening becoming light.
.THURSDAY...Mostly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs around 73 at the beaches to 76 to
81 farther inland and near higher coastal terrain. Areas of winds
south to 10 mph becoming southwest in the afternoon.
.THURSDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 62 to 65. Areas of winds
southwest 10 to 15 mph becoming southeast overnight.
.FRIDAY...Mostly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 70 to 73 at the beaches to 74 to 79 farther
inland and near higher coastal terrain. Areas of winds south
10 to 15 mph.
.FRIDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 60 to 65.
.SATURDAY...Mostly cloudy with patchy fog in the morning...
becoming partly cloudy. Highs around 70 at the beaches to 73 to
77 farther inland and near higher coastal terrain.
.SATURDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 61 to 65.
.SUNDAY...Mostly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 70 to 73 at the beaches to 74 to 79 farther
inland and near higher coastal terrain.
.SUNDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 62 to 65.
.MONDAY...Mostly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 71 to 74 at the beaches to 76 to 80 farther
inland and near higher coastal terrain.
.MONDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 61 to 65.
.TUESDAY...Mostly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs 73 to 76 at the beaches to 78 to
82 farther inland and near higher coastal terrain.

$$

CAZ554-132230-
Orange County Inland Areas-
Including the cities of Santa Ana, Anaheim, Garden Grove, Irvine,
Orange, Fullerton, and Mission Viejo
206 AM PDT Wed Aug 13 2025

.TODAY...Partly cloudy this morning...becoming sunny. Hazy and
patchy fog this morning. Highs around 80 towards the coast to
84 to 87 farther inland. Light winds becoming southwest 10 mph
this afternoon.
.TONIGHT...Mostly clear in the evening...becoming partly cloudy
overnight with patchy fog. Lows 60 to 66. Areas of winds south
10 mph in the evening becoming light.
.THURSDAY...Partly cloudy with patchy fog in the morning...
becoming sunny. Highs around 80 towards the coast to 85 farther
inland. Light winds becoming southwest 10 mph in the afternoon.
.THURSDAY NIGHT...Clear in the evening...becoming partly cloudy
overnight with patchy fog. Lows 58 to 66. Areas of winds south
10 mph.
.FRIDAY...Mostly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs around 77 towards the coast to 80 to
83 farther inland. Areas of winds south 10 mph.
.FRIDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 57 to 64.
.SATURDAY...Mostly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs 74 to 78 towards the coast to
80 farther inland.
.SATURDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 57 to 65.
.SUNDAY...Partly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 76 to 79 towards the coast to 80 farther
inland.
.SUNDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 57 to 64.
.MONDAY...Partly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs around 80 towards the coast to 82 farther
inland.
.MONDAY NIGHT...Clear in the evening...becoming partly cloudy
overnight with patchy fog. Lows 58 to 65.
.TUESDAY...Partly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs 79 to 83 towards the coast to
85 farther inland.

$$

CAZ043-132230-
San Diego County Coastal Areas-
Including the cities of Oceanside, Vista, Carlsbad, Encinitas,
Chula Vista, National City, and San Diego
206 AM PDT Wed Aug 13 2025

.TODAY...Partly cloudy this morning...becoming mostly sunny. Hazy
and patchy fog this morning. Highs 71 to 76 near the coast to
76 to 81 inland. Areas of winds southwest to 10 mph.
.TONIGHT...Partly cloudy in the evening...becoming cloudy
overnight with patchy fog. Lows 61 to 65. Light winds.
.THURSDAY...Mostly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs 71 to 76 near the coast to 77 to
81 inland. Areas of winds west to 10 mph.
.THURSDAY NIGHT...Partly cloudy in the evening...becoming mostly
cloudy overnight with patchy fog. Lows 61 to 65. Areas of winds
southwest 10 mph in the evening becoming light.
.FRIDAY...Cloudy in the morning...becoming partly cloudy. Patchy
fog in the morning. Highs 68 to 73 near the coast to 74 to
77 inland. Areas of winds south 10 mph.
.FRIDAY NIGHT...Partly cloudy in the evening...becoming mostly
cloudy overnight with patchy fog. Lows 58 to 63.
.SATURDAY...Cloudy in the morning...becoming partly cloudy.
Patchy fog in the morning. Highs 70 to 75.
.SATURDAY NIGHT...Partly cloudy. Patchy fog overnight. Lows 59 to
64.
.SUNDAY...Mostly cloudy with patchy fog in the morning...becoming
partly cloudy. Highs 69 to 74 near the coast to 73 to 77 inland.
.SUNDAY NIGHT...Partly cloudy. Patchy fog overnight. Lows 59 to
64.
.MONDAY...Mostly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 70 to 75 near the coast to 75 to 79 inland.
.MONDAY NIGHT...Partly cloudy. Patchy fog overnight. Lows 59 to
64.
.TUESDAY...Mostly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs 71 to 76 near the coast to 76 to
81 inland.

$$

CAZ050-132230-
San Diego County Valleys-
Including the cities of Escondido, El Cajon, San Marcos, La Mesa,
Santee, and Poway
206 AM PDT Wed Aug 13 2025

.TODAY...Partly cloudy this morning...becoming sunny. Hazy and
patchy fog this morning. Highs 79 to 84 in the western valleys to
89 to 94 near the foothills. Areas of winds west to 10 mph...
becoming 10 to 15 mph this afternoon.
.TONIGHT...Mostly clear in the evening...becoming partly cloudy
overnight with patchy fog. Lows 60 to 65. Areas of winds west to
10 mph in the evening becoming light.
.THURSDAY...Partly cloudy with patchy fog in the morning...
becoming sunny. Highs 79 to 84 in the western valleys to 88 to
93 near the foothills. Areas of winds west to 10 mph...becoming
10 to 15 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 56 to 62. Areas of winds
southwest to 10 mph in the evening becoming light.
.FRIDAY...Partly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 76 to 80 in the western valleys to 83 to
88 near the foothills. Areas of winds south to 10 mph.
.FRIDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 54 to 59.
.SATURDAY...Partly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs 75 to 79 in the western valleys to
81 to 86 near the foothills.
.SATURDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 54 to 59.
.SUNDAY...Partly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 76 to 80 in the western valleys to 81 to
86 near the foothills.
.SUNDAY NIGHT...Mostly clear. Patchy fog overnight. Lows 55 to
60.
.MONDAY...Partly cloudy with patchy fog in the morning...becoming
sunny. Highs 77 to 82 in the western valleys to 83 to 88 near the
foothills.
.MONDAY NIGHT...Mostly clear. Patchy fog overnight. Lows 57 to
61.
.TUESDAY...Partly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs 79 to 84 in the western valleys to
86 to 91 near the foothills.

$$

CAZ048-132230-
San Bernardino and Riverside County Valleys-The Inland Empire-
Including the cities of Riverside, San Bernardino, Ontario,
Moreno Valley, Fontana, Rancho Cucamonga, and Corona
206 AM PDT Wed Aug 13 2025

.TODAY...Mostly sunny. Highs 91 to 99. Areas of winds west to
10 mph...becoming 10 to 15 mph this afternoon.
.TONIGHT...Mostly clear. Lows 60 to 65. Areas of winds west to
10 mph in the evening becoming light.
.THURSDAY...Mostly sunny. Highs 91 to 98. Areas of winds west to
10 mph...becoming 10 to 15 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 56 to 63. Areas of winds
southwest 10 to 15 mph in the evening becoming light.
.FRIDAY...Patchy fog in the morning. Mostly sunny. Highs 87 to
94. Areas of winds south to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows 54 to 60.
.SATURDAY...Mostly sunny. Highs 84 to 92.
.SATURDAY NIGHT...Mostly clear. Lows 53 to 60.
.SUNDAY...Mostly sunny. Highs 84 to 92.
.SUNDAY NIGHT...Mostly clear. Lows 55 to 61.
.MONDAY...Mostly sunny. Highs 87 to 93.
.MONDAY NIGHT...Clear. Lows 57 to 63.
.TUESDAY...Mostly sunny. Highs 89 to 97.

$$

CAZ057-132230-
Santa Ana Mountains and Foothills-
206 AM PDT Wed Aug 13 2025

.TODAY...Mostly sunny. Highs 83 to 93. Areas of winds west to
10 mph...becoming 10 to 15 mph this afternoon.
.TONIGHT...Mostly clear. Lows 58 to 67. Areas of winds west to
10 mph in the evening becoming light.
.THURSDAY...Mostly sunny. Highs 83 to 93. Areas of winds west to
10 mph becoming southwest in the afternoon.
.THURSDAY NIGHT...Clear in the evening...becoming partly cloudy.
Lows 54 to 63. Areas of winds west 10 to 15 mph becoming
southeast overnight.
.FRIDAY...Partly cloudy in the morning...becoming sunny. Highs
78 to 88. Areas of winds south 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows 53 to 60.
.SATURDAY...Partly cloudy in the morning...becoming sunny. Highs
76 to 86.
.SATURDAY NIGHT...Mostly clear. Lows 53 to 61.
.SUNDAY...Partly cloudy in the morning...becoming sunny. Highs
77 to 87.
.SUNDAY NIGHT...Mostly clear. Lows 54 to 62.
.MONDAY...Mostly sunny. Highs 79 to 89.
.MONDAY NIGHT...Mostly clear. Lows 55 to 63.
.TUESDAY...Mostly sunny. Highs 81 to 91.

$$

CAZ055-132230-
San Bernardino County Mountains-
Including the cities of Crestline, Lake Arrowhead, Big Bear City,
Big Bear Lake, Running Springs, and Wrightwood
206 AM PDT Wed Aug 13 2025

.TODAY...Sunny. Hazy this afternoon. Highs 78 to 88 above
6000 feet to 84 to 94 below 6000 feet. Areas of winds south 10 to
15 mph. Gusts to 25 mph this afternoon.
.TONIGHT...Mostly clear. Cooler. Lows 50 to 60 above 6000 feet to
59 to 69 below 6000 feet. Areas of winds west 10 to 15 mph.
.THURSDAY...Sunny. Highs 75 to 85 above 6000 feet to 81 to
91 below 6000 feet. Areas of winds west 10 to 20 mph. Gusts to
25 mph in the afternoon.
.THURSDAY NIGHT...Clear. Lows 46 to 56 above 6000 feet to 55 to
65 below 6000 feet. Areas of winds southwest 10 to 20 mph. Gusts
to 25 mph in the evening.
.FRIDAY...Mostly sunny. Highs 72 to 82 above 6000 feet to 78 to
88 below 6000 feet. Areas of winds south 10 to 15 mph. Gusts to
25 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows 48 to 58.
.SATURDAY...Mostly sunny. Highs 70 to 80 above 6000 feet to 76 to
86 below 6000 feet.
.SATURDAY NIGHT...Mostly clear. Lows 47 to 57.
.SUNDAY...Mostly sunny. Highs 70 to 80 above 6000 feet to 76 to
86 below 6000 feet.
.SUNDAY NIGHT...Mostly clear. Lows 47 to 57.
.MONDAY...Mostly sunny. Highs 71 to 81 above 6000 feet to 77 to
87 below 6000 feet.
.MONDAY NIGHT...Mostly clear. Lows 49 to 59.
.TUESDAY...Mostly sunny. Highs 73 to 83 above 6000 feet to 80 to
90 below 6000 feet.

$$

CAZ056-132230-
Riverside County Mountains-
Including the city of Idyllwild-Pine Cove
206 AM PDT Wed Aug 13 2025

.TODAY...Sunny. Hazy this afternoon. Highs 87 to 97. Areas of
winds west 10 to 15 mph.
.TONIGHT...Mostly clear. Cooler. Lows 54 to 64. Areas of winds
west 10 to 15 mph becoming northwest overnight.
.THURSDAY...Sunny. Highs 85 to 95. Areas of winds west to
10 mph...becoming 10 to 15 mph in the afternoon.
.THURSDAY NIGHT...Clear. Lows 50 to 60. Areas of winds west 10 to
15 mph.
.FRIDAY...Mostly sunny. Highs 81 to 91. Areas of winds west
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows 47 to 57.
.SATURDAY...Mostly sunny. Highs 79 to 89.
.SATURDAY NIGHT...Mostly clear. Lows 47 to 57.
.SUNDAY...Mostly sunny. Highs 79 to 89.
.SUNDAY NIGHT...Mostly clear. Lows 49 to 59.
.MONDAY...Mostly sunny. Highs 80 to 90.
.MONDAY NIGHT...Mostly clear. Lows 51 to 61.
.TUESDAY...Sunny in the morning...becoming partly cloudy. Highs
82 to 92.

$$

CAZ058-132230-
San Diego County Mountains-
Including the cities of Julian and Pine Valley
206 AM PDT Wed Aug 13 2025

.TODAY...Sunny. Hazy this afternoon. Highs 88 to 98. Areas of
winds west 10 to 15 mph. Gusts to 25 mph this afternoon.
.TONIGHT...Mostly clear. Lows 59 to 69. Areas of winds west 10 to
15 mph with gusts to 25 mph...becoming to 10 mph overnight.
.THURSDAY...Sunny. Highs 86 to 96. Areas of winds west to
10 mph...becoming 10 to 15 mph with gusts to 30 mph in the
afternoon.
.THURSDAY NIGHT...Clear, cooler. Lows 54 to 64. Areas of winds
west 10 to 15 mph. Gusts to 25 mph in the evening.
.FRIDAY...Mostly sunny. Highs 82 to 92. Areas of winds southwest
10 to 15 mph. Gusts to 25 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows 51 to 61.
.SATURDAY...Mostly sunny. Highs 79 to 89.
.SATURDAY NIGHT...Mostly clear. Lows 51 to 61.
.SUNDAY...Mostly sunny. Highs 79 to 89.
.SUNDAY NIGHT...Mostly clear. Lows 52 to 62.
.MONDAY...Mostly sunny. Highs 81 to 90.
.MONDAY NIGHT...Mostly clear. Lows 55 to 65.
.TUESDAY...Mostly sunny. Highs 84 to 93.

$$

CAZ060-132230-
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, Apple Valley,
and Lucerne Valley
206 AM PDT Wed Aug 13 2025

.TODAY...Sunny. Hazy this afternoon. Highs 99 to 107. Areas of
winds west 10 to 20 mph. Gusts to 30 mph this afternoon.
.TONIGHT...Clear. Lows 66 to 74. Areas of winds west 10 to
20 mph. Gusts to 30 mph...becoming 25 mph overnight.
.THURSDAY...Sunny. Highs 97 to 104. Areas of winds west 10 to
20 mph. Gusts to 30 mph in the afternoon.
.THURSDAY NIGHT...Clear. Lows 62 to 69. Areas of winds west 10 to
20 mph. Gusts to 25 mph in the evening.
.FRIDAY...Mostly sunny. Highs 94 to 101. Areas of winds southwest
10 to 15 mph. Gusts to 25 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows 60 to 68.
.SATURDAY...Mostly sunny. Highs 92 to 99.
.SATURDAY NIGHT...Mostly clear. Lows 59 to 67.
.SUNDAY...Mostly sunny. Highs 92 to 99.
.SUNDAY NIGHT...Mostly clear. Lows 58 to 67.
.MONDAY...Mostly sunny. Highs 92 to 100.
.MONDAY NIGHT...Mostly clear. Lows 59 to 68.
.TUESDAY...Mostly sunny. Highs 94 to 102.

$$

CAZ065-132230-
San Gorgonio Pass near Banning-
206 AM PDT Wed Aug 13 2025

...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM PDT THIS EVENING...

.TODAY...Sunny. Hazy this afternoon. Highs 101 to 104 through the
pass to 107 to 111 in the northern Coachella Valley. Areas of
winds southeast 10 to 15 mph with gusts to 30 mph...becoming west
20 to 30 mph with gusts to 40 mph this afternoon.
.TONIGHT...Clear. Not as warm. Lows around 74 through the pass to
80 to 83 in the northern Coachella Valley. Areas of winds west
20 to 30 mph with gusts to 45 mph...becoming 10 to 20 mph with
gusts to 35 mph overnight.
.THURSDAY...Sunny. Highs 99 to 102 through the pass to 106 to
109 in the northern Coachella Valley. Areas of winds west 10 to
15 mph with gusts to 30 mph...becoming 20 to 30 mph with gusts to
45 mph in the afternoon.
.THURSDAY NIGHT...Clear. Lows around 69 through the pass to 78 in
the northern Coachella Valley. Areas of winds west 20 to 30 mph.
Gusts to 45 mph...becoming 40 mph overnight.
.FRIDAY...Mostly sunny. Highs around 96 through the pass to
101 to 105 in the northern Coachella Valley. Areas of winds west
15 to 25 mph. Gusts to 30 mph...becoming 40 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Breezy. Lows 66 to 76.
.SATURDAY...Sunny. Highs 93 to 96 through the pass to 100 to
103 in the northern Coachella Valley.
.SATURDAY NIGHT...Clear, breezy. Lows 66 to 76.
.SUNDAY...Sunny. Highs around 95 through the pass to 99 to 103 in
the northern Coachella Valley.
.SUNDAY NIGHT...Clear. Lows 67 to 77.
.MONDAY...Mostly sunny. Highs around 96 through the pass to
100 to 104 in the northern Coachella Valley.
.MONDAY NIGHT...Mostly clear. Lows 69 to 79.
.TUESDAY...Mostly sunny. Highs around 98 through the pass to
102 to 106 in the northern Coachella Valley.

$$

CAZ061-132230-
Coachella Valley-
Including the cities of Indio, Palm Springs, Cathedral City,
Palm Desert, Palm Desert Country, La Quinta, and Coachella
206 AM PDT Wed Aug 13 2025

...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM PDT THIS EVENING...

.TODAY...Sunny, hot. Highs around 110. Light winds becoming
southeast 10 mph this afternoon.
.TONIGHT...Clear. Lows 77 to 82. Areas of winds northwest 10 to
15 mph with gusts to 25 mph becoming north overnight.
.THURSDAY...Sunny. Highs around 109. Light winds becoming south
10 to 15 mph with gusts to 25 mph in the afternoon.
.THURSDAY NIGHT...Clear. Lows 74 to 79. Areas of winds north
10 to 20 mph. Gusts to 30 mph...becoming 25 mph overnight.
.FRIDAY...Mostly sunny. Highs 104 to 107. Areas of winds south
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows 71 to 76.
.SATURDAY...Sunny. Highs 102 to 105.
.SATURDAY NIGHT...Clear. Lows 71 to 77.
.SUNDAY...Sunny. Highs around 103.
.SUNDAY NIGHT...Mostly clear. Lows 72 to 77.
.MONDAY...Mostly sunny. Highs 103 to 106.
.MONDAY NIGHT...Mostly clear. Lows 74 to 80.
.TUESDAY...Mostly sunny. Highs 104 to 107.

$$

CAZ062-132230-
San Diego County Deserts-
Including the city of Borrego Springs
206 AM PDT Wed Aug 13 2025

...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM PDT THIS EVENING...

.TODAY...Sunny. Hazy this afternoon. Hot. Highs 110 to 113. Areas
of winds east 10 to 15 mph.
.TONIGHT...Mostly clear. Lows 77 to 85. Areas of winds west 10 to
15 mph. Gusts to 25 mph in the evening.
.THURSDAY...Sunny, hot. Highs 109 to 112. Areas of winds east
10 mph becoming west 10 to 20 mph with gusts to 25 mph in the
afternoon.
.THURSDAY NIGHT...Clear. Lows 73 to 81. Areas of winds west 10 to
20 mph. Gusts to 25 mph in the evening.
.FRIDAY...Mostly sunny. Highs 104 to 108. Areas of winds west
10 to 15 mph. Gusts to 25 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows 70 to 78.
.SATURDAY...Mostly sunny. Highs 102 to 105.
.SATURDAY NIGHT...Mostly clear. Lows 70 to 79.
.SUNDAY...Sunny. Highs 101 to 105.
.SUNDAY NIGHT...Clear. Lows 71 to 80.
.MONDAY...Mostly sunny. Highs 102 to 106.
.MONDAY NIGHT...Mostly clear. Lows 74 to 83.
.TUESDAY...Mostly sunny. Highs 104 to 107.

$$

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