336
FPUS56 KSGX 200821
ZFPSGX

Zone Forecast Product for Extreme Southwest California
National Weather Service San Diego CA
121 AM PDT Sun Apr 20 2025

CAZ552-202115-
Orange County Coastal Areas-
Including the cities of Huntington Beach, Costa Mesa,
Newport Beach, Laguna Beach, and San Clemente
121 AM PDT Sun Apr 20 2025

.TODAY...Partly cloudy with patchy fog this morning...becoming
mostly sunny. Highs 65 to 68 at the beaches to 70 to 73 farther
inland and near higher coastal terrain. Areas of winds west 10 to
15 mph. Gusts to 25 mph this afternoon.
.TONIGHT...Partly cloudy. Patchy fog overnight. Lows 50 to 54.
Areas of winds west 10 to 15 mph with gusts to 25 mph in the
evening becoming light.
.MONDAY...Mostly cloudy with patchy fog in the morning...becoming
partly cloudy. Highs 64 to 67 at the beaches to 70 farther inland
and near higher coastal terrain. Areas of winds west to 10 mph...
becoming 10 to 15 mph with gusts to 25 mph in the afternoon.
.MONDAY NIGHT...Partly cloudy in the evening...becoming cloudy
overnight with patchy fog. Lows 50 to 54. Areas of winds west
10 to 15 mph with gusts to 25 mph in the evening becoming light.
.TUESDAY...Cloudy in the morning...becoming partly cloudy. Patchy
fog in the morning. Highs around 65 at the beaches to 70 farther
inland and near higher coastal terrain. Areas of winds south
10 mph.
.TUESDAY NIGHT...Partly cloudy in the evening...becoming cloudy.
Lows 51 to 55.
.WEDNESDAY...Mostly cloudy in the morning...becoming partly
cloudy. Highs 63 to 66 at the beaches to 70 farther inland and
near higher coastal terrain.
.WEDNESDAY NIGHT...Partly cloudy. Lows 51 to 54.
.THURSDAY...Mostly cloudy in the morning...becoming partly
cloudy. Highs around 64 at the beaches to 66 to 69 farther inland
and near higher coastal terrain.
.THURSDAY NIGHT...Partly cloudy. Lows 50 to 53.
.FRIDAY...Mostly cloudy in the morning...becoming partly cloudy.
Highs around 64 at the beaches to 68 farther inland and near
higher coastal terrain.
.FRIDAY NIGHT...Partly cloudy. Lows 50 to 53.
.SATURDAY...Partly cloudy. Highs 64 to 69.

$$

CAZ554-202115-
Orange County Inland Areas-
Including the cities of Santa Ana, Anaheim, Garden Grove, Irvine,
Orange, Fullerton, and Mission Viejo
121 AM PDT Sun Apr 20 2025

.TODAY...Partly cloudy with patchy fog this morning...becoming
mostly sunny. Highs 74 to 77. Light winds becoming west 10 mph
this afternoon.
.TONIGHT...Partly cloudy. Patchy fog overnight. Lows 49 to 53.
Areas of winds west to 10 mph in the evening becoming light.
.MONDAY...Partly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 72 to 75. Areas of winds southwest to 10 mph.
.MONDAY NIGHT...Mostly clear in the evening...becoming mostly
cloudy overnight with patchy fog. Lows 49 to 54. Areas of winds
southwest 10 mph in the evening becoming light.
.TUESDAY...Mostly cloudy with patchy fog in the morning...
becoming partly cloudy. Highs around 70 towards the coast to
71 to 74 farther inland. Light winds becoming southwest 10 mph in
the afternoon.
.TUESDAY NIGHT...Partly cloudy in the evening...becoming cloudy
overnight with patchy fog. Lows 50 to 54.
.WEDNESDAY...Mostly cloudy with patchy fog in the morning...
becoming partly cloudy. Highs 69 to 72.
.WEDNESDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 49 to 54.
.THURSDAY...Mostly cloudy with patchy fog in the morning...
becoming partly cloudy. Highs around 70.
.THURSDAY NIGHT...Partly cloudy. Patchy fog overnight. Lows 48 to
52.
.FRIDAY...Patchy fog in the morning. Partly cloudy. Highs around
70.
.FRIDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 48 to 53.
.SATURDAY...Partly cloudy. Highs around 70.

$$

CAZ043-202115-
San Diego County Coastal Areas-
Including the cities of Oceanside, Vista, Carlsbad, Encinitas,
Chula Vista, National City, and San Diego
121 AM PDT Sun Apr 20 2025

.TODAY...Patchy fog this morning. Partly cloudy. Highs 64 to
69 near the coast to 72 inland. Areas of winds northwest to
10 mph becoming west with gusts to 25 mph this afternoon.
.TONIGHT...Partly cloudy in the evening...becoming mostly cloudy
overnight with patchy fog. Lows 49 to 53. Areas of winds
northwest 10 to 15 mph with gusts to 25 mph in the evening
becoming light.
.MONDAY...Mostly cloudy with patchy fog in the morning...becoming
partly cloudy. Highs 64 to 68 near the coast to 69 to 72 inland.
Areas of winds west to 10 mph.
.MONDAY NIGHT...Partly cloudy in the evening...becoming cloudy
overnight with patchy fog. Lows 49 to 53. Areas of winds west to
10 mph in the evening becoming light.
.TUESDAY...Mostly cloudy with patchy fog in the morning...
becoming partly cloudy. Highs 63 to 67 near the coast to 69 to
74 inland. Light winds becoming west 10 mph in the afternoon.
.TUESDAY NIGHT...Partly cloudy in the evening...becoming cloudy.
Lows 49 to 54.
.WEDNESDAY...Mostly cloudy in the morning...becoming partly
cloudy. Highs 63 to 67 near the coast to 68 to 73 inland.
.WEDNESDAY NIGHT...Partly cloudy in the evening...becoming mostly
cloudy. Lows 49 to 54.
.THURSDAY...Mostly cloudy in the morning...becoming partly
cloudy. Highs 63 to 66 near the coast to 67 to 72 inland.
.THURSDAY NIGHT...Partly cloudy in the evening...becoming mostly
cloudy. Lows 49 to 54.
.FRIDAY...Mostly cloudy in the morning...becoming partly cloudy.
Highs 62 to 66 near the coast to 66 to 71 inland.
.FRIDAY NIGHT...Partly cloudy. Lows 49 to 54.
.SATURDAY...Mostly cloudy in the morning...becoming partly
cloudy. Highs 63 to 67 near the coast to 67 to 72 inland.

$$

CAZ050-202115-
San Diego County Valleys-
Including the cities of Escondido, El Cajon, San Marcos, La Mesa,
Santee, and Poway
121 AM PDT Sun Apr 20 2025

.TODAY...Mostly sunny. Highs 74 to 79. Areas of winds west to
10 mph...becoming 10 to 15 mph with gusts to 25 mph this
afternoon.
.TONIGHT...Mostly clear in the evening...becoming partly cloudy
overnight with patchy fog. Lows 45 to 52. Areas of winds west
10 to 15 mph in the evening becoming light.
.MONDAY...Patchy fog in the morning. Partly cloudy. Highs 73 to
78. Areas of winds west to 10 mph...becoming 10 to 15 mph with
gusts to 25 mph in the afternoon.
.MONDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 43 to 50. Areas of winds
west to 10 mph in the evening becoming light.
.TUESDAY...Partly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs 72 to 77. Areas of winds west to
10 mph.
.TUESDAY NIGHT...Partly cloudy. Patchy fog overnight. Lows 43 to
51.
.WEDNESDAY...Patchy fog in the morning. Partly cloudy. Highs
70 to 75.
.WEDNESDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 41 to 51.
.THURSDAY...Patchy fog in the morning. Partly cloudy. Highs 69 to
74.
.THURSDAY NIGHT...Partly cloudy. Patchy fog overnight. Lows 41 to
50.
.FRIDAY...Patchy fog in the morning. Partly cloudy. Highs 68 to
73.
.FRIDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 40 to 50.
.SATURDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 68 to 73.

$$

CAZ048-202115-
San Bernardino and Riverside County Valleys-The Inland Empire-
Including the cities of Riverside, San Bernardino, Ontario,
Moreno Valley, Fontana, Rancho Cucamonga, and Corona
121 AM PDT Sun Apr 20 2025

.TODAY...Mostly sunny. Highs 77 to 81. Light winds becoming west
10 to 15 mph with gusts to 25 mph this afternoon.
.TONIGHT...Mostly clear in the evening...becoming partly cloudy.
Lows 47 to 53. Areas of winds west 10 to 15 mph with gusts to
25 mph in the evening becoming light.
.MONDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs around 80. Light winds becoming west 10 to 15 mph with
gusts to 25 mph in the afternoon.
.MONDAY NIGHT...Mostly clear. Lows 45 to 52. Areas of winds west
10 to 15 mph with gusts to 25 mph in the evening becoming light.
.TUESDAY...Partly cloudy with patchy fog in the morning...
becoming mostly sunny. Highs 76 to 80. Areas of winds west to
10 mph...becoming 10 to 15 mph with gusts to 25 mph in the
afternoon.
.TUESDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 46 to 52.
.WEDNESDAY...Patchy fog in the morning. Partly cloudy. Highs
73 to 76.
.WEDNESDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 44 to 51.
.THURSDAY...Patchy fog in the morning. Partly cloudy. Highs 71 to
76.
.THURSDAY NIGHT...Partly cloudy. Patchy fog overnight. Lows 43 to
50.
.FRIDAY...Partly cloudy with patchy fog in the morning...becoming
mostly sunny. Highs 70 to 75.
.FRIDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 43 to 50.
.SATURDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 70 to 74.

$$

CAZ057-202115-
Santa Ana Mountains and Foothills-
121 AM PDT Sun Apr 20 2025

.TODAY...Mostly sunny. Warmer. Highs 70 to 78. Light winds
becoming west 10 to 15 mph with gusts to 25 mph this afternoon.
.TONIGHT...Partly cloudy. Lows 44 to 53. Areas of winds west
10 to 15 mph with gusts to 25 mph in the evening becoming light.
.MONDAY...Partly cloudy. Highs 69 to 77. Areas of winds west to
10 mph...becoming 10 to 15 mph with gusts to 25 mph in the
afternoon.
.MONDAY NIGHT...Mostly clear. Lows 43 to 50. Areas of winds west
10 to 15 mph with gusts to 25 mph in the evening becoming light.
.TUESDAY...Mostly sunny. Highs 67 to 75. Areas of winds southwest
to 10 mph becoming west with gusts to 25 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 43 to 51.
.WEDNESDAY...Patchy fog in the morning. Partly cloudy. Highs
65 to 72.
.WEDNESDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy overnight with patchy fog. Lows 42 to 50.
.THURSDAY...Patchy fog in the morning. Partly cloudy. Highs 63 to
71.
.THURSDAY NIGHT...Partly cloudy. Patchy fog overnight. Lows 42 to
50.
.FRIDAY...Patchy fog in the morning. Partly cloudy. Highs 63 to
70.
.FRIDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 43 to 50.
.SATURDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 64 to 70.

$$

CAZ055-202115-
San Bernardino County Mountains-
Including the cities of Crestline, Lake Arrowhead, Big Bear City,
Big Bear Lake, Running Springs, and Wrightwood
121 AM PDT Sun Apr 20 2025

.TODAY...Mostly sunny. Warmer. Highs 58 to 66 above 6000 feet to
65 to 72 below 6000 feet. Areas of winds south to 10 mph...
becoming 10 to 15 mph with gusts to 25 mph this afternoon.
.TONIGHT...Partly cloudy. Lows 31 to 41 above 6000 feet to 40 to
50 below 6000 feet. Areas of winds south 10 to 15 mph with gusts
to 25 mph.
.MONDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 60 to 69 above 6000 feet to 66 to 75 below 6000 feet. Areas
of winds southwest to 10 mph becoming south with gusts to 30 mph
in the afternoon. Near ridge tops and along desert slopes, areas
of winds southwest 10 to 15 mph becoming north with gusts to
30 mph in the afternoon.
.MONDAY NIGHT...Mostly clear. Lows 33 to 43 above 6000 feet to
40 to 50 below 6000 feet. Areas of winds south 10 to 15 mph.
Gusts to 30 mph in the evening.
.TUESDAY...Mostly sunny. Highs 61 to 71 above 6000 feet to 67 to
76 below 6000 feet. Areas of winds south 10 to 20 mph. Gusts to
30 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 37 to 47.
.WEDNESDAY...Partly cloudy in the morning...becoming mostly
sunny. Highs 58 to 68 above 6000 feet to 64 to 74 below
6000 feet.
.WEDNESDAY NIGHT...Mostly clear. Lows 35 to 45.
.THURSDAY...Partly cloudy. Highs 58 to 68 above 6000 feet to
63 to 73 below 6000 feet.
.THURSDAY NIGHT...Partly cloudy. Lows 33 to 43.
.FRIDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 57 to 67 above 6000 feet to 62 to 72 below 6000 feet.
.FRIDAY NIGHT...Mostly clear. Lows 32 to 42.
.SATURDAY...Mostly sunny. Highs 55 to 65 above 6000 feet to 60 to
70 below 6000 feet.

$$

CAZ056-202115-
Riverside County Mountains-
Including the city of Idyllwild-Pine Cove
121 AM PDT Sun Apr 20 2025

.TODAY...Mostly sunny. Warmer. Highs 67 to 75. Areas of winds
east to 10 mph becoming west this afternoon.
.TONIGHT...Partly cloudy. Lows 37 to 47. Areas of winds northwest
10 to 15 mph. Gusts to 25 mph in the evening.
.MONDAY...Partly cloudy. Highs 68 to 78. Areas of winds west to
10 mph...becoming 10 to 15 mph with gusts to 25 mph in the
afternoon.
.MONDAY NIGHT...Mostly clear. Lows 37 to 47. Areas of winds
northwest 10 to 15 mph. Gusts to 30 mph...becoming 25 mph
overnight.
.TUESDAY...Mostly sunny. Highs 68 to 78. Areas of winds west
10 to 15 mph. Gusts to 25 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 36 to 46.
.WEDNESDAY...Partly cloudy in the morning...becoming mostly
sunny. Highs 66 to 76.
.WEDNESDAY NIGHT...Mostly clear. Lows 35 to 45.
.THURSDAY...Partly cloudy. Highs 64 to 74.
.THURSDAY NIGHT...Partly cloudy. Lows 34 to 44.
.FRIDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 64 to 74.
.FRIDAY NIGHT...Mostly clear. Lows 33 to 43.
.SATURDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 62 to 72.

$$

CAZ058-202115-
San Diego County Mountains-
Including the cities of Julian and Pine Valley
121 AM PDT Sun Apr 20 2025

.TODAY...Mostly sunny. Warmer. Highs 68 to 76. Areas of winds
east to 10 mph...becoming 10 to 15 mph with gusts to 25 mph this
afternoon.
.TONIGHT...Partly cloudy. Lows 40 to 50. Areas of winds northwest
10 to 15 mph. Gusts to 30 mph...becoming 25 mph overnight.
.MONDAY...Partly cloudy. Highs 69 to 79. Areas of winds west to
10 mph...becoming 10 to 15 mph with gusts to 30 mph in the
afternoon.
.MONDAY NIGHT...Mostly clear. Lows 39 to 48. Areas of winds west
10 to 20 mph with gusts to 30 mph.
.TUESDAY...Mostly sunny. Highs 68 to 78. Areas of winds west
10 to 15 mph. Gusts to 25 mph...becoming 30 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 38 to 47.
.WEDNESDAY...Partly cloudy in the morning...becoming mostly
sunny. Highs 66 to 76.
.WEDNESDAY NIGHT...Mostly clear. Lows 36 to 45.
.THURSDAY...Partly cloudy. Highs 63 to 73.
.THURSDAY NIGHT...Partly cloudy. Lows 35 to 45.
.FRIDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 63 to 73.
.FRIDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 34 to 44.
.SATURDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 61 to 71.

$$

CAZ060-202115-
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, Apple Valley,
and Lucerne Valley
121 AM PDT Sun Apr 20 2025

.TODAY...Mostly sunny. Warmer. Highs 77 to 83. Light winds
becoming south 10 to 15 mph with gusts to 25 mph this afternoon.
.TONIGHT...Mostly clear in the evening...becoming partly cloudy.
Lows 46 to 53. Areas of winds west 10 to 20 mph with gusts to
30 mph.
.MONDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 79 to 86. Areas of winds west 10 to 15 mph. Gusts to 30 mph
in the afternoon.
.MONDAY NIGHT...Mostly clear. Lows 46 to 54. Areas of winds west
10 to 20 mph with gusts to 30 mph.
.TUESDAY...Mostly sunny. Highs 81 to 89. Areas of winds west
10 to 20 mph. Gusts to 25 mph...becoming 30 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 47 to 54.
.WEDNESDAY...Partly cloudy in the morning...becoming mostly
sunny. Highs 79 to 87.
.WEDNESDAY NIGHT...Mostly clear. Lows 45 to 52.
.THURSDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 76 to 86.
.THURSDAY NIGHT...Partly cloudy. Lows 43 to 51.
.FRIDAY...Mostly sunny. Highs 75 to 85.
.FRIDAY NIGHT...Mostly clear. Lows 42 to 49.
.SATURDAY...Mostly sunny. Highs 73 to 83.

$$

CAZ065-202115-
San Gorgonio Pass near Banning-
121 AM PDT Sun Apr 20 2025

.TODAY...Mostly sunny. Highs around 81 through the pass to 85 to
88 in the northern Coachella Valley. Areas of winds southeast to
10 mph.
.TONIGHT...Mostly clear in the evening...becoming partly cloudy.
Lows around 55 through the pass to 64 in the northern Coachella
Valley. Areas of winds west 15 to 25 mph with gusts to 40 mph.
.MONDAY...Partly cloudy. Highs around 82 through the pass to
90 in the northern Coachella Valley. Areas of winds west 15 to
25 mph. Gusts to 35 mph...becoming 40 mph in the afternoon.
.MONDAY NIGHT...Mostly clear. Lows around 55 through the pass to
65 in the northern Coachella Valley. Areas of winds west 20 to
30 mph with gusts to 50 mph.
.TUESDAY...Mostly sunny. Highs around 82 through the pass to
90 in the northern Coachella Valley. Areas of winds west 20 to
30 mph. Gusts to 45 mph...becoming 40 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Windy. Lows 53 to 63.
.WEDNESDAY...Partly cloudy in the morning...becoming mostly
sunny. Breezy. Highs around 79 through the pass to 86 to 89 in
the northern Coachella Valley.
.WEDNESDAY NIGHT...Mostly clear. Breezy. Lows 51 to 61.
.THURSDAY...Mostly sunny in the morning...becoming partly cloudy.
Breezy. Highs 76 to 79 through the pass to 84 to 88 in the
northern Coachella Valley.
.THURSDAY NIGHT...Partly cloudy. Breezy. Lows 50 to 60.
.FRIDAY...Mostly sunny. Breezy. Highs around 77 through the pass
to 83 to 87 in the northern Coachella Valley.
.FRIDAY NIGHT...Mostly clear. Windy. Lows 50 to 60.
.SATURDAY...Mostly sunny. Windy. Highs around 75 through the pass
to 82 to 86 in the northern Coachella Valley.

$$

CAZ061-202115-
Coachella Valley-
Including the cities of Indio, Palm Springs, Cathedral City,
Palm Desert, Palm Desert Country, La Quinta, and Coachella
121 AM PDT Sun Apr 20 2025

.TODAY...Sunny. Highs around 88. Areas of winds east to 10 mph
becoming southeast this afternoon.
.TONIGHT...Mostly clear in the evening...becoming partly cloudy.
Lows 57 to 64. Areas of winds southeast 10 to 15 mph with gusts
to 30 mph becoming northwest with gusts to 25 mph overnight.
.MONDAY...Partly cloudy. Highs 90 to 93. Areas of winds northwest
10 to 15 mph becoming southeast in the afternoon.
.MONDAY NIGHT...Mostly clear. Lows 58 to 64. Areas of winds
northwest 10 to 20 mph. Gusts to 35 mph...becoming 30 mph
overnight.
.TUESDAY...Mostly sunny. Highs 91 to 94. Areas of winds southeast
10 to 15 mph. Gusts to 30 mph in the morning.
.TUESDAY NIGHT...Mostly clear. Breezy. Lows 58 to 63.
.WEDNESDAY...Mostly sunny. Highs 89 to 92.
.WEDNESDAY NIGHT...Mostly clear. Lows 57 to 62.
.THURSDAY...Mostly sunny. Highs around 90.
.THURSDAY NIGHT...Partly cloudy. Lows 56 to 61.
.FRIDAY...Mostly sunny. Highs around 90.
.FRIDAY NIGHT...Mostly clear. Lows 55 to 60.
.SATURDAY...Mostly sunny. Highs around 88.

$$

CAZ062-202115-
San Diego County Deserts-
Including the city of Borrego Springs
121 AM PDT Sun Apr 20 2025

.TODAY...Sunny, warmer. Highs 86 to 90. Light winds becoming east
10 mph this afternoon.
.TONIGHT...Mostly clear in the evening...becoming partly cloudy.
Lows 56 to 66. Areas of winds west 10 to 15 mph with gusts to
30 mph.
.MONDAY...Partly cloudy. Highs 90 to 94. Areas of winds east to
10 mph...becoming 10 to 15 mph with gusts to 30 mph in the
afternoon.
.MONDAY NIGHT...Mostly clear. Lows 56 to 64. Areas of winds west
15 to 25 mph. Gusts to 40 mph...becoming 35 mph overnight.
.TUESDAY...Sunny. Highs 91 to 94. Areas of winds east 10 to
15 mph with gusts to 30 mph.
.TUESDAY NIGHT...Mostly clear. Breezy. Lows 56 to 63.
.WEDNESDAY...Mostly sunny. Highs 88 to 93.
.WEDNESDAY NIGHT...Mostly clear. Lows 54 to 61.
.THURSDAY...Mostly sunny. Highs 86 to 91.
.THURSDAY NIGHT...Partly cloudy. Lows 54 to 60.
.FRIDAY...Mostly sunny. Highs 85 to 90.
.FRIDAY NIGHT...Mostly clear. Lows 53 to 60.
.SATURDAY...Mostly sunny. Highs 84 to 89.

$$