Zone Forecast Product
Issued by NWS San Diego, CA

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FPUS56 KSGX 200600
ZFPSGX

Zone Forecast Product for Extreme Southwestern California
National Weather Service San Diego CA
1000 PM PST Mon Feb 19 2018

CAZ552-202100-
Orange County Coastal Areas-
Including the cities of Huntington Beach, Costa Mesa,
Newport Beach, Laguna Beach, and San Clemente
1000 PM PST Mon Feb 19 2018

.REST OF TONIGHT...Clear overnight. Colder. Lows 35 to 41. Areas
of winds northwest 15 mph with gusts to 25 mph.
.TUESDAY...Mostly sunny. Highs around 61. Light winds.
.TUESDAY NIGHT...Mostly clear. Lows 37 to 44. Light winds.
.WEDNESDAY...Partly cloudy. Slight chance of showers in the
afternoon. Highs 58 to 63. Light winds. Chance of measurable
precipitation 20 percent.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows 41 to 47. Light winds. Chance of measurable precipitation
20 percent.
.THURSDAY...Partly cloudy. Slight chance of showers in the
morning, then chance of showers in the afternoon. Highs 57 to 62.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows
42 to 48.
.FRIDAY...Partly cloudy with a chance of showers. Highs around
60.
.FRIDAY NIGHT...Partly cloudy with a chance of showers in the
evening, then mostly clear overnight. Lows 38 to 45.
.SATURDAY...Mostly sunny. Highs 61 to 66.
.SATURDAY NIGHT...Mostly clear. Lows 42 to 48.
.SUNDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 62 to 67.
.SUNDAY NIGHT...Partly cloudy. Lows 43 to 50.
.MONDAY...Partly cloudy. Highs 63 to 68.

$$

CAZ554-202100-
Orange County Inland Areas-
Including the cities of Santa Ana, Anaheim, Garden Grove, Irvine,
Orange, Fullerton, and Mission Viejo
1000 PM PST Mon Feb 19 2018

.REST OF TONIGHT...Clear overnight. Patchy frost in colder...wind
sheltered locations. Colder. Lows 31 to 39. Light winds.
.TUESDAY...Mostly sunny. Highs 59 to 64. Areas of winds northeast
15 mph in the morning becoming light.
.TUESDAY NIGHT...Mostly clear. Lows 34 to 42. Light winds.
.WEDNESDAY...Partly cloudy. Slight chance of showers in the
afternoon. Highs 59 to 64. Light winds. Chance of measurable
precipitation 20 percent.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows 37 to 45. Light winds. Chance of measurable precipitation
20 percent.
.THURSDAY...Partly cloudy. Slight chance of showers in the
morning, then chance of showers in the afternoon. Highs 58 to 63.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows
38 to 45.
.FRIDAY...Partly cloudy with a chance of showers. Highs 58 to 63.
.FRIDAY NIGHT...Partly cloudy with a chance of showers in the
evening, then mostly clear overnight. Lows 36 to 44.
.SATURDAY...Mostly sunny. Highs 63 to 68.
.SATURDAY NIGHT...Mostly clear. Lows 39 to 47.
.SUNDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 66 to 71.
.SUNDAY NIGHT...Partly cloudy. Lows 42 to 48.
.MONDAY...Partly cloudy. Highs 66 to 71.

$$

CAZ043-202100-
San Diego County Coastal Areas-
Including the cities of Oceanside, Vista, Carlsbad, Encinitas,
Chula Vista, National City, and San Diego
1000 PM PST Mon Feb 19 2018

.REST OF TONIGHT...Mostly clear overnight. Much colder. Lows
32 to 42. Areas of winds north 15 mph with gusts to 25 mph late
in the evening becoming light.
.TUESDAY...Mostly sunny. Highs 58 to 63. Light winds.
.TUESDAY NIGHT...Mostly clear. Lows 34 to 44. Light winds.
.WEDNESDAY...Partly cloudy. Slight chance of showers in the
afternoon. Highs around 61. Light winds. Chance of measurable
precipitation 20 percent.
.WEDNESDAY NIGHT...Partly cloudy. Slight chance of showers in the
evening, then chance of showers overnight. Lows 38 to 48. Light
winds. Chance of measurable precipitation 30 percent.
.THURSDAY...Partly cloudy with a chance of showers. Highs around
59.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows
40 to 49.
.FRIDAY...Partly cloudy with a chance of showers. Highs around
59.
.FRIDAY NIGHT...Partly cloudy with a chance of showers in the
evening, then mostly clear overnight. Lows 35 to 45.
.SATURDAY...Mostly sunny. Highs 62 to 67.
.SATURDAY NIGHT...Mostly clear. Lows 38 to 48.
.SUNDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 64 to 69.
.SUNDAY NIGHT...Partly cloudy. Lows 40 to 50.
.MONDAY...Partly cloudy. Highs 64 to 69.

$$

CAZ050-202100-
San Diego County Valleys-
Including the cities of Escondido, El Cajon, San Marcos, La Mesa,
Santee, and Poway
1000 PM PST Mon Feb 19 2018

...FROST ADVISORY IN EFFECT UNTIL 9 AM PST TUESDAY...

.REST OF TONIGHT...Mostly clear overnight. Patchy frost in
colder...wind sheltered locations. Colder. Lows 28 to 38. Areas
of winds northwest 15 mph late in the evening becoming light.
.TUESDAY...Mostly sunny. Patchy frost in colder...wind sheltered
locations in the morning. Highs around 60 in the western valleys
to 50 to 55 near the foothills. Light winds.
.TUESDAY NIGHT...Mostly clear. Patchy frost in colder...wind
sheltered locations overnight. Lows 30 to 39. Light winds.
.WEDNESDAY...Partly cloudy. Patchy frost in colder...wind
sheltered locations in the morning. Slight chance of showers in
the afternoon. Highs around 60 in the western valleys to 51 to
56 near the foothills. Light winds. Chance of measurable
precipitation 20 percent.
.WEDNESDAY NIGHT...Partly cloudy. Slight chance of showers in the
evening, then chance of showers overnight. Lows 34 to 43. Light
winds. Chance of measurable precipitation 40 percent.
.THURSDAY...Partly cloudy with a chance of showers. Highs around
58 in the western valleys to 50 to 55 near the foothills.
.THURSDAY NIGHT...Partly cloudy in the evening...becoming mostly
cloudy. Chance of showers. Lows 36 to 44.
.FRIDAY...Mostly cloudy in the morning...becoming partly cloudy.
Chance of showers. Highs around 58 in the western valleys to
50 to 55 near the foothills.
.FRIDAY NIGHT...Partly cloudy with a chance of showers in the
evening, then mostly clear overnight. Lows 32 to 41.
.SATURDAY...Mostly sunny. Highs around 64 in the western valleys
to 58 to 63 near the foothills.
.SATURDAY NIGHT...Mostly clear. Lows 35 to 44.
.SUNDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs around 67 in the western valleys to 61 to 66 near the
foothills.
.SUNDAY NIGHT...Partly cloudy. Lows 38 to 47.
.MONDAY...Partly cloudy. Highs 64 to 69.

$$

CAZ048-202100-
San Bernardino and Riverside County Valleys-The Inland Empire-
Including the cities of Riverside, San Bernardino, Ontario,
Moreno Valley, Fontana, Rancho Cucamonga, and Corona
1000 PM PST Mon Feb 19 2018

...FREEZE WARNING IN EFFECT UNTIL 9 AM PST TUESDAY...
...FROST ADVISORY IN EFFECT FROM 10 PM TUESDAY TO 8 AM PST
WEDNESDAY...

.REST OF TONIGHT...Mostly clear overnight. Areas of frost in
colder...wind sheltered locations. Colder. Lows 27 to 35. Light
winds.
.TUESDAY...Mostly sunny. Areas of frost in colder...wind
sheltered locations in the morning. Highs 55 to 62. Light winds.
.TUESDAY NIGHT...Mostly clear. Patchy frost in colder...wind
sheltered locations overnight. Lows 28 to 36. Light winds.
.WEDNESDAY...Partly cloudy. Patchy frost in colder...wind
sheltered locations in the morning. Highs 56 to 62. Light winds.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows 31 to 40. Light winds. Chance of measurable precipitation
20 percent.
.THURSDAY...Partly cloudy. Slight chance of showers in the
morning, then chance of showers in the afternoon. Highs 54 to 60.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows
31 to 40.
.FRIDAY...Partly cloudy with a chance of showers. Highs 55 to 61.
.FRIDAY NIGHT...Partly cloudy with a chance of showers in the
evening, then mostly clear overnight. Lows 31 to 39.
.SATURDAY...Mostly sunny. Highs 61 to 66.
.SATURDAY NIGHT...Mostly clear. Lows 35 to 42.
.SUNDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 65 to 70.
.SUNDAY NIGHT...Partly cloudy. Lows 38 to 45.
.MONDAY...Partly cloudy. Highs 65 to 70.

$$

CAZ057-202100-
Santa Ana Mountains and Foothills-
1000 PM PST Mon Feb 19 2018

.REST OF TONIGHT...Clear overnight. Colder. Lows 22 to 32. Areas
of winds northwest 15 mph. Gusts to 25 mph late in the evening.
.TUESDAY...Mostly sunny. Not as cool. Highs 48 to 57. Areas of
winds northeast 15 mph in the morning becoming light.
.TUESDAY NIGHT...Mostly clear. Lows 25 to 35. Light winds.
.WEDNESDAY...Partly cloudy. Slight chance of showers in the
afternoon. Highs 50 to 57. Snow level 4000 feet in the afternoon.
Light winds. Chance of measurable precipitation 20 percent.
.WEDNESDAY NIGHT...Partly cloudy. Slight chance of showers in the
evening, then chance of showers overnight. Lows 29 to 39. Snow
level 4000 feet. Light winds. Chance of measurable precipitation
30 percent.
.THURSDAY...Partly cloudy with a chance of showers. Highs 48 to
55.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows
28 to 38.
.FRIDAY...Partly cloudy with a chance of showers. Highs 50 to 56.
.FRIDAY NIGHT...Partly cloudy with a chance of showers in the
evening, then mostly clear overnight. Lows 30 to 40.
.SATURDAY...Mostly sunny. Highs 55 to 62.
.SATURDAY NIGHT...Mostly clear. Lows 34 to 44.
.SUNDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 59 to 65.
.SUNDAY NIGHT...Partly cloudy. Lows 36 to 46.
.MONDAY...Partly cloudy. Highs 58 to 65.

$$

CAZ055-202100-
San Bernardino County Mountains-
Including the cities of Crestline, Lake Arrowhead, Big Bear City,
Big Bear Lake, Running Springs, and Wrightwood
1000 PM PST Mon Feb 19 2018

.REST OF TONIGHT...Mostly clear overnight. Colder. Lows zero to
10 above zero above 6000 feet to 11 to 20 below 6000 feet. Areas
of winds north 15 to 20 mph with gusts to 30 mph. Near ridge tops
and along desert slopes, areas of winds northwest 15 mph with
gusts to 30 mph late in the evening becoming light.
.TUESDAY...Mostly sunny. Not as cold. Highs 31 to 37 above
6000 feet to 34 to 43 below 6000 feet. Areas of winds north
15 mph in the morning becoming light. Near ridge tops and along
desert slopes, light winds.
.TUESDAY NIGHT...Mostly clear. Lows 3 to 13 above 6000 feet to
13 to 22 below 6000 feet. Light winds.
.WEDNESDAY...Partly cloudy. Highs 30 to 37 above 6000 feet to
36 to 44 below 6000 feet. Light winds becoming southwest 15 mph
in the afternoon.
.WEDNESDAY NIGHT...Partly cloudy. Slight chance of snow showers
overnight. Lows 11 to 21. Light winds becoming southwest 15 mph
with gusts to 25 mph overnight. Chance of measurable
precipitation 20 percent.
.THURSDAY...Partly cloudy. Slight chance of snow showers in the
morning, then chance of snow showers in the afternoon. Breezy.
Highs 30 to 38 above 6000 feet to 37 to 45 below 6000 feet.
.THURSDAY NIGHT...Partly cloudy with a chance of snow showers.
Windy. Lows 10 to 20.
.FRIDAY...Partly cloudy with a chance of snow showers. Highs
29 to 37 above 6000 feet to 36 to 44 below 6000 feet.
.FRIDAY NIGHT...Partly cloudy with a chance of snow showers in
the evening, then mostly clear overnight. Lows 13 to 23.
.SATURDAY...Mostly sunny. Not as cool. Highs 41 to 48 above
6000 feet to 44 to 53 below 6000 feet.
.SATURDAY NIGHT...Mostly clear. Lows 20 to 30.
.SUNDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 44 to 51 above 6000 feet to 48 to 55 below 6000 feet.
.SUNDAY NIGHT...Partly cloudy in the evening...becoming mostly
clear. Lows 22 to 32.
.MONDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 46 to 54 above 6000 feet to 50 to 60 below 6000 feet.

$$

CAZ056-202100-
Riverside County Mountains-
Including the city of Idyllwild-Pine Cove
1000 PM PST Mon Feb 19 2018

.REST OF TONIGHT...Clear overnight. Much colder. Lows 9 to 19.
Areas of winds northwest 15 to 20 mph with gusts to 35 mph late
in the evening becoming light.
.TUESDAY...Mostly sunny. Highs 40 to 46. Light winds.
.TUESDAY NIGHT...Mostly clear. Lows 12 to 22. Light winds.
.WEDNESDAY...Mostly sunny in the morning...becoming partly
cloudy. Highs 41 to 47. Light winds.
.WEDNESDAY NIGHT...Partly cloudy. Slight chance of showers
overnight. Lows 15 to 25. Snow level 4000 feet. Areas of winds
west 15 mph. Gusts to 25 mph overnight. Chance of measurable
precipitation 20 percent.
.THURSDAY...Partly cloudy. Slight chance of showers in the
morning, then chance of showers in the afternoon. Windy. Highs
40 to 48.
.THURSDAY NIGHT...Partly cloudy. Chance of showers in the
evening, then chance of snow showers overnight. Windy. Lows 15 to
25.
.FRIDAY...Partly cloudy with a chance of snow showers. Highs
41 to 48.
.FRIDAY NIGHT...Partly cloudy with a chance of snow showers in
the evening, then mostly clear overnight. Lows 17 to 27.
.SATURDAY...Mostly sunny. Not as cool. Highs 48 to 55.
.SATURDAY NIGHT...Mostly clear. Lows 24 to 34.
.SUNDAY...Mostly sunny. Highs 52 to 57.
.SUNDAY NIGHT...Mostly clear. Lows 27 to 37.
.MONDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 54 to 61.

$$

CAZ058-202100-
San Diego County Mountains-
Including the cities of Julian and Pine Valley
1000 PM PST Mon Feb 19 2018

.REST OF TONIGHT...Mostly clear overnight. Colder. Lows 20 to 28.
Areas of winds northwest 15 to 20 mph. Gusts to 30 mph...becoming
25 mph overnight.
.TUESDAY...Mostly sunny. Highs 41 to 49. Light winds.
.TUESDAY NIGHT...Mostly clear. Lows 22 to 29. Light winds.
.WEDNESDAY...Mostly sunny in the morning...becoming partly
cloudy. Highs 42 to 49. Light winds becoming southwest 15 mph
with gusts to 25 mph in the afternoon.
.WEDNESDAY NIGHT...Partly cloudy. Slight chance of showers in the
evening, then chance of showers overnight. Little snow
accumulation expected. Lows 25 to 33. Snow level 4000 feet. Areas
of winds west 15 to 20 mph. Gusts to 25 mph...becoming 30 mph
overnight. Chance of measurable precipitation 40 percent.
.THURSDAY...Partly cloudy with a chance of showers. Windy. Highs
41 to 48.
.THURSDAY NIGHT...Partly cloudy in the evening...becoming mostly
cloudy. Chance of showers. Windy. Lows 24 to 34.
.FRIDAY...Mostly cloudy in the morning...becoming partly cloudy.
Chance of showers. Breezy. Highs 43 to 49.
.FRIDAY NIGHT...Partly cloudy with a chance of showers in the
evening, then mostly clear overnight. Lows 26 to 33.
.SATURDAY...Mostly sunny. Highs 50 to 56.
.SATURDAY NIGHT...Mostly clear. Lows 31 to 38.
.SUNDAY...Mostly sunny. Highs 53 to 60.
.SUNDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Lows 34 to 40.
.MONDAY...Partly cloudy. Highs 56 to 62.

$$

CAZ060-202100-
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, Apple Valley,
and Lucerne Valley
1000 PM PST Mon Feb 19 2018

.REST OF TONIGHT...Mostly clear overnight. Colder. Lows 20 to 25.
Areas of winds west 15 to 20 mph. Gusts to 30 mph late in the
evening.
.TUESDAY...Mostly sunny. Highs around 49. Light winds.
.TUESDAY NIGHT...Mostly clear. Lows 22 to 27. Light winds.
.WEDNESDAY...Partly cloudy. Highs 48 to 53. Light winds.
.WEDNESDAY NIGHT...Partly cloudy. Lows 26 to 31. Light winds.
.THURSDAY...Mostly sunny in the morning, then partly cloudy with
a slight chance of showers in the afternoon. Breezy. Highs 50 to
55.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows 28 to 33.
.FRIDAY...Partly cloudy. Slight chance of showers in the morning.
Highs 49 to 54.
.FRIDAY NIGHT...Partly cloudy in the evening...becoming mostly
clear. Lows 25 to 31.
.SATURDAY...Mostly sunny. Highs 56 to 61.
.SATURDAY NIGHT...Mostly clear. Lows 29 to 35.
.SUNDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 59 to 64.
.SUNDAY NIGHT...Partly cloudy in the evening...becoming mostly
clear. Lows 32 to 37.
.MONDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 63 to 68.

$$

CAZ065-202100-
San Gorgonio Pass Near Banning-
Including the cities of Banning and Desert Hot Springs
1000 PM PST Mon Feb 19 2018

...FROST ADVISORY IN EFFECT UNTIL 9 AM PST TUESDAY...

.REST OF TONIGHT...Mostly clear overnight. Patchy frost in
colder...wind sheltered locations. Colder. Lows 31 to 40. Areas
of winds west 15 to 20 mph becoming north overnight. Gusts to
30 mph.
.TUESDAY...Mostly sunny. Highs 56 to 61. Areas of winds north
15 mph with gusts to 25 mph in the morning becoming light.
.TUESDAY NIGHT...Mostly clear. Patchy frost in colder...wind
sheltered locations overnight. Lows 32 to 39. Light winds.
.WEDNESDAY...Partly cloudy. Patchy frost in colder...wind
sheltered locations in the morning. Highs 57 to 62. Light winds.
.WEDNESDAY NIGHT...Partly cloudy. Lows 37 to 42. Areas of winds
west 15 mph with gusts to 25 mph.
.THURSDAY...Mostly sunny in the morning, then partly cloudy with
a slight chance of showers in the afternoon. Windy. Highs 58 to
63.
.THURSDAY NIGHT...Partly cloudy. Slight chance of showers in the
evening, then chance of showers overnight. Windy. Lows 35 to 42.
.FRIDAY...Partly cloudy. Chance of showers in the morning, then
slight chance of showers in the afternoon. Highs 59 to 64.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers in
the evening, then mostly clear overnight. Lows 36 to 43.
.SATURDAY...Mostly sunny. Highs 64 to 69.
.SATURDAY NIGHT...Mostly clear. Lows 40 to 45.
.SUNDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 68 to 73.
.SUNDAY NIGHT...Partly cloudy in the evening...becoming mostly
clear. Lows 42 to 48.
.MONDAY...Mostly sunny in the morning...becoming partly cloudy.
Highs 71 to 76.

$$

CAZ061-202100-
Coachella Valley-
Including the cities of Indio, Palm Springs, Cathedral City,
Palm Desert, Palm Desert Country, La Quinta, and Coachella
1000 PM PST Mon Feb 19 2018

.REST OF TONIGHT...Mostly clear overnight. Colder. Lows 37 to 43.
Areas of winds west 15 mph with gusts to 25 mph.
.TUESDAY...Mostly sunny. Highs 60 to 65. Areas of winds northwest
15 mph in the morning becoming light.
.TUESDAY NIGHT...Mostly clear. Lows 32 to 40. Light winds.
.WEDNESDAY...Mostly sunny in the morning...becoming partly
cloudy. Highs around 63. Light winds.
.WEDNESDAY NIGHT...Partly cloudy. Lows 38 to 44. Areas of winds
northwest 15 mph. Gusts to 25 mph overnight.
.THURSDAY...Mostly sunny in the morning, then partly cloudy with
a slight chance of showers in the afternoon. Highs around 65.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows 41 to 46.
.FRIDAY...Partly cloudy. Slight chance of showers in the morning.
Highs 63 to 68.
.FRIDAY NIGHT...Partly cloudy in the evening...becoming mostly
clear. Lows 38 to 45.
.SATURDAY...Mostly sunny. Highs 67 to 72.
.SATURDAY NIGHT...Mostly clear. Lows 38 to 45.
.SUNDAY...Mostly sunny. Highs 71 to 76.
.SUNDAY NIGHT...Mostly clear. Lows 41 to 48.
.MONDAY...Sunny in the morning...becoming partly cloudy. Highs
73 to 78.

$$

CAZ062-202100-
San Diego County Deserts-
Including the city of Borrego Springs
1000 PM PST Mon Feb 19 2018

.REST OF TONIGHT...Clear overnight. Colder. Lows 37 to 44. Areas
of winds west 15 mph with gusts to 30 mph.
.TUESDAY...Mostly sunny. Highs 59 to 64. Light winds.
.TUESDAY NIGHT...Mostly clear. Lows 35 to 43. Light winds.
.WEDNESDAY...Mostly sunny in the morning...becoming partly
cloudy. Highs 59 to 64. Light winds.
.WEDNESDAY NIGHT...Partly cloudy. Slight chance of showers
overnight. Lows 40 to 47. Areas of winds west 15 to 20 mph with
gusts to 30 mph. Chance of measurable precipitation 20 percent.
.THURSDAY...Mostly sunny in the morning...becoming partly cloudy.
Slight chance of showers. Highs 60 to 65.
.THURSDAY NIGHT...Mostly clear in the evening...becoming partly
cloudy. Slight chance of showers. Lows 42 to 49.
.FRIDAY...Partly cloudy with a slight chance of showers. Highs
61 to 66.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers in
the evening, then mostly clear overnight. Lows 37 to 47.
.SATURDAY...Mostly sunny. Highs around 68.
.SATURDAY NIGHT...Mostly clear. Lows 40 to 48.
.SUNDAY...Mostly sunny. Highs 68 to 73.
.SUNDAY NIGHT...Mostly clear. Lows 42 to 50.
.MONDAY...Sunny in the morning...becoming partly cloudy. Highs
71 to 76.

$$



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