654
FPUS56 KSGX 110902
ZFPSGX

Zone Forecast Product for Extreme Southwest California
National Weather Service San Diego CA
202 AM PDT Mon Aug 11 2025

CAZ552-112115-
Orange County Coastal Areas-
Including the cities of Huntington Beach, Costa Mesa,
Newport Beach, Laguna Beach, and San Clemente
202 AM PDT Mon Aug 11 2025

.TODAY...Mostly cloudy this morning...becoming mostly sunny.
Patchy fog this morning. 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 10 to 15 mph this afternoon.
.TONIGHT...Partly cloudy in the evening...becoming cloudy
overnight with patchy fog. Lows 62 to 65. Areas of winds south
10 mph.
.TUESDAY...Cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 72 to 75 at the beaches to 76 to 81 farther
inland and near higher coastal terrain. Areas of winds south
10 mph.
.TUESDAY NIGHT...Mostly clear in the evening...becoming cloudy
overnight with patchy fog. Lows 63 to 66. Areas of winds south
10 mph.
.WEDNESDAY...Cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 72 to 75 at the beaches to 77 to 82 farther
inland and near higher coastal terrain. Areas of winds southeast
10 mph becoming southwest in the afternoon.
.WEDNESDAY NIGHT...Mostly clear in the evening...becoming cloudy
overnight with patchy fog. Lows 63 to 66.
.THURSDAY...Cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 72 to 75 at the beaches to 76 to 81 farther
inland and near higher coastal terrain.
.THURSDAY NIGHT...Mostly clear in the evening...becoming cloudy
overnight with patchy fog. Lows around 63.
.FRIDAY...Cloudy with patchy fog in the morning...becoming mostly
sunny. Highs around 71 at the beaches to 74 to 78 farther inland
and near higher coastal terrain.
.FRIDAY NIGHT...Mostly clear in the evening...becoming mostly
cloudy. Lows 60 to 64.
.SATURDAY...Cloudy in the morning...becoming mostly sunny. Highs
70 to 73 at the beaches to 74 to 79 farther inland and near
higher coastal terrain.
.SATURDAY NIGHT...Mostly clear in the evening...becoming mostly
cloudy overnight with patchy fog. Lows 60 to 64.
.SUNDAY...Mostly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 71 to 74 at the beaches to 75 to 80 farther
inland and near higher coastal terrain.

$$

CAZ554-112115-
Orange County Inland Areas-
Including the cities of Santa Ana, Anaheim, Garden Grove, Irvine,
Orange, Fullerton, and Mission Viejo
202 AM PDT Mon Aug 11 2025

.TODAY...Partly cloudy with patchy fog this morning...becoming
sunny. Highs around 80 towards the coast to 83 to 87 farther
inland. Light winds becoming south 10 mph this afternoon.
.TONIGHT...Mostly clear in the evening...becoming mostly cloudy
overnight with patchy fog. Lows 61 to 66. Areas of winds south
10 mph in the evening becoming light.
.TUESDAY...Partly cloudy with patchy fog in the morning...
becoming sunny. Highs around 80 towards the coast to 83 to
86 farther inland. Light winds becoming southwest 10 mph in the
afternoon.
.TUESDAY NIGHT...Clear in the evening...becoming mostly cloudy.
Patchy fog overnight. Lows 60 to 66. Areas of winds south 10 mph
in the evening becoming light.
.WEDNESDAY...Mostly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs around 80 towards the coast to 84 to
87 farther inland. Light winds becoming southwest 10 mph in the
afternoon.
.WEDNESDAY NIGHT...Clear in the evening...becoming mostly cloudy.
Patchy fog overnight. Lows 61 to 67.
.THURSDAY...Mostly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs around 80 towards the coast to
84 farther inland.
.THURSDAY NIGHT...Clear in the evening...becoming mostly cloudy.
Patchy fog overnight. Lows 59 to 65.
.FRIDAY...Mostly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 75 to 78 towards the coast to 81 farther
inland.
.FRIDAY NIGHT...Clear in the evening...becoming partly cloudy
overnight with patchy fog. Lows 57 to 63.
.SATURDAY...Mostly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs 77 to 81.
.SATURDAY NIGHT...Clear in the evening...becoming partly cloudy
overnight with patchy fog. Lows 57 to 64.
.SUNDAY...Mostly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs around 80 towards the coast to 82 farther
inland.

$$

CAZ043-112115-
San Diego County Coastal Areas-
Including the cities of Oceanside, Vista, Carlsbad, Encinitas,
Chula Vista, National City, and San Diego
202 AM PDT Mon Aug 11 2025

.TODAY...Mostly cloudy this morning...becoming mostly sunny.
Patchy fog this morning. Highs 71 to 76 near the coast to 77 to
82 inland. Light winds becoming southwest 10 mph this afternoon.
.TONIGHT...Partly cloudy in the evening...becoming cloudy
overnight with patchy fog. Lows 61 to 65. Light winds.
.TUESDAY...Mostly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs 71 to 76 near the coast to
80 inland. Areas of winds south to 10 mph.
.TUESDAY NIGHT...Mostly clear in the evening...becoming cloudy
overnight with patchy fog. Lows 60 to 65. Light winds.
.WEDNESDAY...Cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 71 to 76 near the coast to 80 inland. Areas
of winds south to 10 mph.
.WEDNESDAY NIGHT...Mostly clear in the evening...becoming cloudy
overnight with patchy fog. Lows 61 to 66.
.THURSDAY...Cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 70 to 75 near the coast to 76 to 80 inland.
.THURSDAY NIGHT...Partly cloudy in the evening...becoming cloudy
overnight with patchy fog. Lows 60 to 64.
.FRIDAY...Cloudy with patchy fog in the morning...becoming mostly
sunny. Highs 68 to 73 near the coast to 74 to 77 inland.
.FRIDAY NIGHT...Mostly clear in the evening...becoming cloudy.
Lows 58 to 63.
.SATURDAY...Cloudy in the morning...becoming mostly sunny. Highs
68 to 73 near the coast to 73 to 77 inland.
.SATURDAY NIGHT...Mostly clear in the evening...becoming mostly
cloudy overnight with patchy fog. Lows 58 to 63.
.SUNDAY...Mostly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 69 to 74 near the coast to 74 to 79 inland.

$$

CAZ050-112115-
San Diego County Valleys-
Including the cities of Escondido, El Cajon, San Marcos, La Mesa,
Santee, and Poway
202 AM PDT Mon Aug 11 2025

.TODAY...Patchy fog this morning. Mostly sunny. Highs 80 to 85 in
the western valleys to 89 to 94 near the foothills. Areas of
winds west to 10 mph.
.TONIGHT...Mostly clear in the evening...becoming partly cloudy
overnight with patchy fog. Lows 60 to 65. Areas of winds
southwest to 10 mph in the evening becoming light.
.TUESDAY...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 southwest to 10 mph.
.TUESDAY NIGHT...Clear in the evening...becoming partly cloudy
overnight with patchy fog. Lows 60 to 64. Areas of winds
southwest to 10 mph in the evening becoming light.
.WEDNESDAY...Partly cloudy with patchy fog in the morning...
becoming sunny. Highs 80 to 84 in the western valleys to 88 to
93 near the foothills. Areas of winds west to 10 mph.
.WEDNESDAY NIGHT...Clear in the evening...becoming partly cloudy
overnight with patchy fog. Lows 59 to 64.
.THURSDAY...Partly cloudy with patchy fog in the morning...
becoming sunny. Highs 79 to 83 in the western valleys to 87 to
92 near the foothills.
.THURSDAY NIGHT...Clear in the evening...becoming partly cloudy
overnight with patchy fog. Lows 57 to 62.
.FRIDAY...Partly cloudy with patchy fog in the morning...becoming
sunny. Highs 76 to 80 in the western valleys to 83 to 88 near the
foothills.
.FRIDAY NIGHT...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 76 to 80 in the western valleys to
82 to 87 near the foothills.
.SATURDAY NIGHT...Clear in the evening...becoming partly cloudy
overnight with patchy fog. Lows 55 to 60.
.SUNDAY...Partly cloudy with patchy fog in the morning...becoming
sunny. Highs 77 to 81 in the western valleys to 83 to 88 near the
foothills.

$$

CAZ048-112115-
San Bernardino and Riverside County Valleys-The Inland Empire-
Including the cities of Riverside, San Bernardino, Ontario,
Moreno Valley, Fontana, Rancho Cucamonga, and Corona
202 AM PDT Mon Aug 11 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING...

.TODAY...Mostly sunny. Highs 92 to 101. Areas of winds west to
10 mph...becoming 10 to 15 mph with gusts to 30 mph this
afternoon.
.TONIGHT...Mostly clear. Lows 61 to 67. Areas of winds west 10 to
15 mph with gusts to 25 mph in the evening becoming light.
.TUESDAY...Mostly sunny. Highs 91 to 99. Areas of winds southwest
to 10 mph becoming west with gusts to 25 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 60 to 66. Areas of winds west
10 to 15 mph with gusts to 25 mph in the evening becoming light.
.WEDNESDAY...Mostly sunny. Highs 91 to 99. Areas of winds west to
10 mph...becoming 10 to 15 mph with gusts to 25 mph in the
afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 60 to 66.
.THURSDAY...Patchy fog in the morning. Mostly sunny. Highs 90 to
97.
.THURSDAY NIGHT...Mostly clear. Lows 56 to 62.
.FRIDAY...Mostly sunny. Highs 85 to 93.
.FRIDAY NIGHT...Clear. Lows 53 to 60.
.SATURDAY...Mostly sunny. Highs 85 to 92.
.SATURDAY NIGHT...Clear. Lows 54 to 60.
.SUNDAY...Mostly sunny. Highs 86 to 93.

$$

CAZ057-112115-
Santa Ana Mountains and Foothills-
202 AM PDT Mon Aug 11 2025

.TODAY...Mostly sunny. Highs 85 to 95. Areas of winds north to
10 mph becoming southwest with gusts to 25 mph this afternoon.
.TONIGHT...Mostly clear. Lows 60 to 67. Areas of winds southwest
10 to 15 mph with gusts to 25 mph in the evening becoming light.
.TUESDAY...Sunny. Highs 83 to 93. Areas of winds southwest to
10 mph...becoming 10 to 15 mph with gusts to 25 mph in the
afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 57 to 65. Areas of winds
southwest 10 to 15 mph with gusts to 25 mph in the evening
becoming light.
.WEDNESDAY...Mostly sunny. Highs 82 to 92. Areas of winds
southwest to 10 mph...becoming 10 to 15 mph with gusts to 25 mph
in the afternoon.
.WEDNESDAY NIGHT...Clear in the evening...becoming partly cloudy.
Lows 58 to 66.
.THURSDAY...Mostly sunny. Highs 82 to 92.
.THURSDAY NIGHT...Mostly clear. Lows 54 to 62.
.FRIDAY...Mostly sunny. Highs 78 to 88.
.FRIDAY NIGHT...Mostly clear. Lows 53 to 61.
.SATURDAY...Mostly sunny. Highs 77 to 87.
.SATURDAY NIGHT...Mostly clear. Lows 53 to 61.
.SUNDAY...Mostly sunny. Highs 78 to 88.

$$

CAZ055-112115-
San Bernardino County Mountains-
Including the cities of Crestline, Lake Arrowhead, Big Bear City,
Big Bear Lake, Running Springs, and Wrightwood
202 AM PDT Mon Aug 11 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING...

.TODAY...Hazy this morning. Mostly sunny. Highs 78 to 88 above
6000 feet to 85 to 95 below 6000 feet. Areas of winds west 10 to
15 mph. Gusts to 25 mph...becoming 30 mph this afternoon.
.TONIGHT...Clear. Lows 54 to 64 above 6000 feet to 63 to 72 below
6000 feet. Areas of winds west 10 to 15 mph. Gusts to 30 mph...
becoming 25 mph overnight.
.TUESDAY...Sunny. Highs 79 to 89 above 6000 feet to 85 to
95 below 6000 feet. Areas of winds west to 10 mph becoming south
with gusts to 25 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 52 to 62 above 6000 feet to
61 to 71 below 6000 feet. Areas of winds south 10 to 15 mph.
Gusts to 25 mph in the evening.
.WEDNESDAY...Sunny. Highs 77 to 87 above 6000 feet to 83 to
93 below 6000 feet. Areas of winds south to 10 mph...becoming
10 to 15 mph with gusts to 30 mph in the afternoon.
.WEDNESDAY NIGHT...Clear. Lows 54 to 64.
.THURSDAY...Sunny. Highs 75 to 85 above 6000 feet to 80 to
90 below 6000 feet.
.THURSDAY NIGHT...Clear, cooler. Lows 49 to 59.
.FRIDAY...Sunny. Highs 72 to 82 above 6000 feet to 77 to 87 below
6000 feet.
.FRIDAY NIGHT...Clear. Lows 47 to 57.
.SATURDAY...Sunny. Highs 70 to 80 above 6000 feet to 76 to
86 below 6000 feet.
.SATURDAY NIGHT...Clear. Lows 47 to 57.
.SUNDAY...Sunny. Highs 71 to 81 above 6000 feet to 77 to 87 below
6000 feet.

$$

CAZ056-112115-
Riverside County Mountains-
Including the city of Idyllwild-Pine Cove
202 AM PDT Mon Aug 11 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING...

.TODAY...Mostly sunny. Highs 88 to 98. Areas of winds northwest
10 to 15 mph. Gusts to 25 mph...becoming 30 mph this afternoon.
.TONIGHT...Clear. Lows 60 to 70. Areas of winds northwest 10 to
20 mph. Gusts to 35 mph...becoming 30 mph overnight.
.TUESDAY...Sunny. Highs 88 to 98. Areas of winds west 10 to
15 mph with gusts to 25 mph.
.TUESDAY NIGHT...Mostly clear. Lows 56 to 66. Areas of winds west
10 to 15 mph with gusts to 25 mph.
.WEDNESDAY...Sunny. Highs 86 to 96. Areas of winds west 10 to
20 mph. Gusts to 30 mph in the afternoon.
.WEDNESDAY NIGHT...Clear. Lows 55 to 65.
.THURSDAY...Sunny. Highs 84 to 94.
.THURSDAY NIGHT...Clear, cooler. Lows 50 to 60.
.FRIDAY...Sunny. Highs 81 to 91.
.FRIDAY NIGHT...Clear. Lows 47 to 57.
.SATURDAY...Sunny. Highs 79 to 89.
.SATURDAY NIGHT...Clear. Lows 48 to 58.
.SUNDAY...Sunny. Highs 80 to 90.

$$

CAZ058-112115-
San Diego County Mountains-
Including the cities of Julian and Pine Valley
202 AM PDT Mon Aug 11 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING...

.TODAY...Mostly sunny. Highs 88 to 98. Areas of winds northwest
10 to 20 mph. Gusts to 25 mph...becoming 30 mph this afternoon.
.TONIGHT...Clear. Lows 62 to 72. Areas of winds west 10 to 20 mph
with gusts to 35 mph.
.TUESDAY...Sunny. Highs 88 to 98. Areas of winds west 10 to
20 mph. Gusts to 25 mph...becoming 30 mph in the afternoon.
.TUESDAY NIGHT...Clear. Lows 59 to 69. Areas of winds west 10 to
20 mph with gusts to 30 mph.
.WEDNESDAY...Sunny. Highs 87 to 97. Areas of winds west 10 to
20 mph with gusts to 30 mph.
.WEDNESDAY NIGHT...Clear. Lows 58 to 68.
.THURSDAY...Sunny. Highs 85 to 95.
.THURSDAY NIGHT...Clear. Lows 54 to 64.
.FRIDAY...Sunny. Highs 81 to 91.
.FRIDAY NIGHT...Clear. Lows 51 to 61.
.SATURDAY...Mostly sunny. Highs 80 to 89.
.SATURDAY NIGHT...Clear. Lows 52 to 62.
.SUNDAY...Sunny. Highs 80 to 90.

$$

CAZ060-112115-
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, Apple Valley,
and Lucerne Valley
202 AM PDT Mon Aug 11 2025

.TODAY...Sunny, hazy. Highs 102 to 108. Areas of winds west 10 to
20 mph with gusts to 30 mph.
.TONIGHT...Clear. Lows 70 to 78. Areas of winds west 10 to
20 mph. Gusts to 35 mph...becoming 30 mph overnight.
.TUESDAY...Sunny. Highs 102 to 109. Areas of winds west 10 to
20 mph. Gusts to 25 mph...becoming 30 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 69 to 76. Areas of winds west
10 to 20 mph with gusts to 30 mph.
.WEDNESDAY...Sunny. Highs 99 to 107. Areas of winds west 10 to
20 mph. Gusts to 25 mph...becoming 30 mph in the afternoon.
.WEDNESDAY NIGHT...Clear. Lows 66 to 74.
.THURSDAY...Sunny. Highs 96 to 104.
.THURSDAY NIGHT...Clear. Lows 62 to 69.
.FRIDAY...Sunny. Highs 93 to 101.
.FRIDAY NIGHT...Clear. Lows 59 to 67.
.SATURDAY...Sunny. Highs 91 to 99.
.SATURDAY NIGHT...Clear. Lows 58 to 66.
.SUNDAY...Sunny. Highs 91 to 99.

$$

CAZ065-112115-
San Gorgonio Pass near Banning-
202 AM PDT Mon Aug 11 2025

...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM PDT TUESDAY...

.TODAY...Sunny, hot. Highs around 104 through the pass to 109 to
112 in the northern Coachella Valley. Areas of winds west 20 to
30 mph. Gusts to 40 mph...becoming 50 mph this afternoon.
.TONIGHT...Clear. Lows 75 to 78 through the pass to 84 to 88 in
the northern Coachella Valley. Areas of winds west 25 to 35 mph.
Gusts to 55 mph...becoming 50 mph overnight.
.TUESDAY...Sunny, hot. Highs 101 to 104 through the pass to
108 to 112 in the northern Coachella Valley. Areas of winds west
20 to 30 mph with gusts to 45 mph.
.TUESDAY NIGHT...Mostly clear. Lows around 74 through the pass to
83 to 86 in the northern Coachella Valley. Areas of winds west
25 to 35 mph with gusts to 50 mph.
.WEDNESDAY...Sunny. Highs 100 to 103 through the pass to 110 in
the northern Coachella Valley. Areas of winds west 20 to 30 mph.
Gusts to 40 mph...becoming 45 mph in the afternoon.
.WEDNESDAY NIGHT...Clear. Very windy. Lows 73 to 83.
.THURSDAY...Sunny. Highs around 100 through the pass to 106 to
110 in the northern Coachella Valley.
.THURSDAY NIGHT...Clear, windy, cooler. Lows 68 to 78.
.FRIDAY...Sunny. Highs around 96 through the pass to 102 to
105 in the northern Coachella Valley.
.FRIDAY NIGHT...Clear, windy. Lows 66 to 76.
.SATURDAY...Sunny. Highs 93 to 96 through the pass to 99 to
104 in the northern Coachella Valley.
.SATURDAY NIGHT...Clear, breezy. Lows 66 to 76.
.SUNDAY...Sunny. Highs around 95 through the pass to 100 to
104 in the northern Coachella Valley.

$$

CAZ061-112115-
Coachella Valley-
Including the cities of Indio, Palm Springs, Cathedral City,
Palm Desert, Palm Desert Country, La Quinta, and Coachella
202 AM PDT Mon Aug 11 2025

...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM PDT TUESDAY...

.TODAY...Sunny, hot. Highs 109 to 112. Areas of winds southeast
10 to 20 mph. Gusts to 35 mph this afternoon.
.TONIGHT...Clear. Lows 81 to 86. Areas of winds northwest 15 to
25 mph. Gusts to 40 mph...becoming 35 mph overnight.
.TUESDAY...Sunny, hot. Highs 110 to 113. Areas of winds southeast
10 to 15 mph with gusts to 30 mph.
.TUESDAY NIGHT...Mostly clear. Lows 79 to 85. Areas of winds
northwest 15 to 25 mph with gusts to 35 mph.
.WEDNESDAY...Sunny, hot. Highs around 110. Areas of winds
southeast to 10 mph...becoming 10 to 15 mph with gusts to 30 mph
in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Breezy. Lows 78 to 83.
.THURSDAY...Sunny, hot. Highs around 110.
.THURSDAY NIGHT...Clear. Lows 73 to 78.
.FRIDAY...Sunny. Highs 104 to 107.
.FRIDAY NIGHT...Clear. Lows 71 to 76.
.SATURDAY...Sunny. Highs 102 to 105.
.SATURDAY NIGHT...Clear. Lows 72 to 76.
.SUNDAY...Sunny. Highs around 104.

$$

CAZ062-112115-
San Diego County Deserts-
Including the city of Borrego Springs
202 AM PDT Mon Aug 11 2025

...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM PDT TUESDAY...

.TODAY...Sunny, hot. Highs 110 to 114. Areas of winds east to
10 mph...becoming 10 to 20 mph with gusts to 35 mph this
afternoon.
.TONIGHT...Mostly clear. Lows 81 to 89. Areas of winds west 20 to
30 mph with gusts to 45 mph.
.TUESDAY...Sunny. Very hot. Highs 111 to 115. Areas of winds east
10 to 20 mph. Gusts to 25 mph...becoming 30 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 78 to 88. Areas of winds west
15 to 25 mph with gusts to 40 mph.
.WEDNESDAY...Sunny, hot. Highs 109 to 113. Areas of winds east
10 to 20 mph. Gusts to 30 mph...becoming 35 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Breezy. Lows 77 to 87.
.THURSDAY...Sunny, hot. Highs 108 to 113.
.THURSDAY NIGHT...Clear. Lows 73 to 82.
.FRIDAY...Sunny. Highs 105 to 109.
.FRIDAY NIGHT...Clear. Lows 70 to 79.
.SATURDAY...Sunny. Highs 102 to 106.
.SATURDAY NIGHT...Clear. Lows 70 to 80.
.SUNDAY...Sunny. Highs 102 to 106.

$$