522  
FPUS56 KSGX 181952  
ZFPSGX  
 
ZONE FORECAST PRODUCT FOR EXTREME SOUTHWEST CALIFORNIA  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
1252 PM PDT THU SEP 18 2025  
 
CAZ552-191000-  
ORANGE COUNTY COASTAL AREAS-  
INCLUDING THE CITIES OF HUNTINGTON BEACH, COSTA MESA,  
NEWPORT BEACH, LAGUNA BEACH, AND SAN CLEMENTE  
1252 PM PDT THU SEP 18 2025  
   
TONIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS THIS EVENING. LOWS 66 TO 69. AREAS OF WINDS  
SOUTHWEST 10 MPH THIS EVENING BECOMING LIGHT. CHANCE OF  
MEASURABLE PRECIPITATION 20 PERCENT.   
FRIDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON.  
HIGHS 74 TO 77 AT THE BEACHES TO 78 TO 82 FARTHER INLAND AND NEAR  
HIGHER COASTAL TERRAIN. LIGHT WINDS BECOMING SOUTHWEST 10 MPH IN  
THE AFTERNOON. CHANCE OF MEASURABLE PRECIPITATION 20 PERCENT.   
FRIDAY NIGHT...MOSTLY CLEAR IN THE EVENING
 
BECOMING PARTLY  
CLOUDY OVERNIGHT WITH PATCHY FOG. LOWS 63 TO 66. AREAS OF WINDS  
WEST 10 MPH IN THE EVENING BECOMING LIGHT.   
SATURDAY...MOSTLY CLOUDY WITH PATCHY FOG IN THE MORNING
 
 
BECOMING MOSTLY SUNNY. HIGHS 74 TO 77 AT THE BEACHES TO 78 TO  
82 FARTHER INLAND AND NEAR HIGHER COASTAL TERRAIN. LIGHT WINDS  
BECOMING WEST 10 MPH IN THE AFTERNOON.   
SATURDAY NIGHT...MOSTLY CLEAR IN THE EVENING
 
BECOMING PARTLY  
CLOUDY. LOWS 63 TO 66. AREAS OF WINDS WEST 10 MPH IN THE EVENING  
BECOMING LIGHT.   
SUNDAY
 
PATCHY FOG IN THE MORNING. MOSTLY CLOUDY WITH A SLIGHT  
CHANCE OF SHOWERS IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 73 TO 76 AT THE BEACHES  
TO 77 TO 81 FARTHER INLAND AND NEAR HIGHER COASTAL TERRAIN.   
SUNDAY NIGHT...PARTLY CLOUDY IN THE EVENING
 
BECOMING MOSTLY  
CLOUDY. A SLIGHT CHANCE OF SHOWERS. PATCHY FOG OVERNIGHT. LOWS  
63 TO 66.   
MONDAY...MOSTLY CLOUDY WITH PATCHY FOG IN THE MORNING
 
BECOMING  
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. HIGHS 74 TO 78 AT THE  
BEACHES TO 79 TO 83 FARTHER INLAND AND NEAR HIGHER COASTAL  
TERRAIN.   
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY  
WITH A SLIGHT CHANCE OF SHOWERS OVERNIGHT. PATCHY FOG OVERNIGHT.  
LOWS 64 TO 67.   
TUESDAY
 
PATCHY FOG IN THE MORNING. PARTLY CLOUDY. HIGHS 75 TO  
78 AT THE BEACHES TO 79 TO 83 FARTHER INLAND AND NEAR HIGHER  
COASTAL TERRAIN.   
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS 63 TO 66.   
WEDNESDAY...MOSTLY CLOUDY WITH PATCHY FOG IN THE MORNING
 
 
BECOMING MOSTLY SUNNY. HIGHS 74 TO 78 AT THE BEACHES TO 79 TO  
83 FARTHER INLAND AND NEAR HIGHER COASTAL TERRAIN.   
WEDNESDAY NIGHT...MOSTLY CLEAR IN THE EVENING
 
BECOMING PARTLY  
CLOUDY. LOWS 62 TO 65.   
THURSDAY
 
PATCHY FOG IN THE MORNING. PARTLY CLOUDY. HIGHS 74 TO  
77 AT THE BEACHES TO 78 TO 83 FARTHER INLAND AND NEAR HIGHER  
COASTAL TERRAIN.  
 

 
 
CAZ554-191000-  
ORANGE COUNTY INLAND AREAS-  
INCLUDING THE CITIES OF SANTA ANA, ANAHEIM, GARDEN GROVE, IRVINE,  
ORANGE, FULLERTON, AND MISSION VIEJO  
1252 PM PDT THU SEP 18 2025  
   
TONIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 65 TO 70. AREAS OF WINDS SOUTHWEST 10 MPH  
THIS EVENING BECOMING LIGHT. CHANCE OF MEASURABLE PRECIPITATION  
20 PERCENT.   
FRIDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON.  
HIGHS 79 TO 82 TOWARDS THE COAST TO 83 FARTHER INLAND. LIGHT  
WINDS BECOMING SOUTHWEST 10 MPH IN THE AFTERNOON. CHANCE OF  
MEASURABLE PRECIPITATION 20 PERCENT.   
FRIDAY NIGHT...MOSTLY CLEAR IN THE EVENING
 
BECOMING PARTLY  
CLOUDY. LOWS 61 TO 66. AREAS OF WINDS SOUTHWEST 10 MPH IN THE  
EVENING BECOMING LIGHT.   
SATURDAY...MOSTLY CLOUDY WITH PATCHY FOG IN THE MORNING
 
 
BECOMING MOSTLY SUNNY. HIGHS 79 TO 82 TOWARDS THE COAST TO  
83 FARTHER INLAND. LIGHT WINDS BECOMING WEST 10 MPH IN THE  
AFTERNOON.   
SATURDAY NIGHT...MOSTLY CLEAR IN THE EVENING
 
BECOMING PARTLY  
CLOUDY. LOWS 61 TO 66. AREAS OF WINDS WEST 10 MPH IN THE EVENING  
BECOMING LIGHT.   
SUNDAY
 
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH A SLIGHT  
CHANCE OF SHOWERS. HIGHS 80 TO 83.   
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
PATCHY FOG OVERNIGHT. LOWS 62 TO 66.   
MONDAY
 
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH A SLIGHT  
CHANCE OF SHOWERS. HIGHS 80 TO 84 TOWARDS THE COAST TO 85 FARTHER  
INLAND.   
MONDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS  
OVERNIGHT. PATCHY FOG OVERNIGHT. LOWS 64 TO 68.   
TUESDAY
 
PATCHY FOG IN THE MORNING. PARTLY CLOUDY. HIGHS 81 TO  
84 TOWARDS THE COAST TO 85 FARTHER INLAND.   
TUESDAY NIGHT...MOSTLY CLEAR IN THE EVENING
 
BECOMING PARTLY  
CLOUDY. LOWS 62 TO 67.   
WEDNESDAY...PARTLY CLOUDY WITH PATCHY FOG IN THE MORNING
 
 
BECOMING MOSTLY SUNNY. HIGHS 81 TO 84 TOWARDS THE COAST TO  
85 FARTHER INLAND.   
WEDNESDAY NIGHT...MOSTLY CLEAR IN THE EVENING
 
BECOMING PARTLY  
CLOUDY. LOWS 61 TO 66.   
THURSDAY...PARTLY CLOUDY WITH PATCHY FOG IN THE MORNING
 
 
BECOMING MOSTLY SUNNY. HIGHS 80 TO 83 TOWARDS THE COAST TO  
85 FARTHER INLAND.  
 

 
 
CAZ043-191000-  
SAN DIEGO COUNTY COASTAL AREAS-  
INCLUDING THE CITIES OF OCEANSIDE, VISTA, CARLSBAD, ENCINITAS,  
CHULA VISTA, NATIONAL CITY, AND SAN DIEGO  
1252 PM PDT THU SEP 18 2025  
   
TONIGHT
 
PARTLY CLOUDY. LOWS 65 TO 69. AREAS OF WINDS WEST TO  
10 MPH THIS EVENING BECOMING LIGHT.   
FRIDAY...PARTLY CLOUDY IN THE MORNING
 
BECOMING MOSTLY SUNNY.  
HIGHS 74 TO 79 NEAR THE COAST TO 79 TO 82 INLAND. LIGHT WINDS  
BECOMING WEST 10 MPH IN THE AFTERNOON.   
FRIDAY NIGHT...MOSTLY CLEAR IN THE EVENING
 
BECOMING PARTLY  
CLOUDY OVERNIGHT WITH PATCHY FOG. LOWS 62 TO 67. AREAS OF WINDS  
NORTHWEST 10 MPH IN THE EVENING BECOMING LIGHT.   
SATURDAY...CLOUDY IN THE MORNING
 
BECOMING PARTLY CLOUDY.  
PATCHY FOG IN THE MORNING. HIGHS 73 TO 78 NEAR THE COAST TO 79 TO  
82 INLAND. AREAS OF WINDS NORTH TO 10 MPH BECOMING WEST 10 MPH IN  
THE AFTERNOON.   
SATURDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG OVERNIGHT. LOWS 62 TO  
67. AREAS OF WINDS NORTHWEST 10 MPH IN THE EVENING BECOMING  
LIGHT.   
SUNDAY...MOSTLY CLOUDY WITH PATCHY FOG IN THE MORNING
 
BECOMING  
PARTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS 72 TO 77 NEAR THE COAST  
TO 77 TO 81 INLAND.   
SUNDAY NIGHT...PARTLY CLOUDY IN THE EVENING
 
BECOMING MOSTLY  
CLOUDY. A SLIGHT CHANCE OF SHOWERS. PATCHY FOG OVERNIGHT. LOWS  
62 TO 66.   
MONDAY...MOSTLY CLOUDY WITH PATCHY FOG IN THE MORNING
 
BECOMING  
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. HIGHS 74 TO 79 NEAR  
THE COAST TO 79 TO 83 INLAND.   
MONDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG OVERNIGHT. LOWS 64 TO  
67.   
TUESDAY
 
PATCHY FOG IN THE MORNING. PARTLY CLOUDY. HIGHS 74 TO  
79 NEAR THE COAST TO 79 TO 83 INLAND.   
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS 63 TO 66.   
WEDNESDAY...PARTLY CLOUDY WITH PATCHY FOG IN THE MORNING
 
 
BECOMING MOSTLY SUNNY. HIGHS 74 TO 79 NEAR THE COAST TO 79 TO  
83 INLAND.   
WEDNESDAY NIGHT...MOSTLY CLEAR IN THE EVENING
 
BECOMING PARTLY  
CLOUDY. LOWS 62 TO 65.   
THURSDAY
 
PATCHY FOG IN THE MORNING. PARTLY CLOUDY. HIGHS 73 TO  
78 NEAR THE COAST TO 79 TO 83 INLAND.  
 

 
 
CAZ050-191000-  
SAN DIEGO COUNTY VALLEYS-  
INCLUDING THE CITIES OF ESCONDIDO, EL CAJON, SAN MARCOS, LA MESA,  
SANTEE, AND POWAY  
1252 PM PDT THU SEP 18 2025  
   
TONIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS THIS EVENING. LOWS 63 TO 67. AREAS OF WINDS WEST TO  
10 MPH THIS EVENING BECOMING LIGHT. CHANCE OF MEASURABLE  
PRECIPITATION 20 PERCENT.   
FRIDAY...PARTLY CLOUDY IN THE MORNING
 
BECOMING MOSTLY SUNNY.  
HIGHS 81 TO 86. LIGHT WINDS BECOMING WEST 10 MPH IN THE  
AFTERNOON.   
FRIDAY NIGHT...MOSTLY CLEAR IN THE EVENING
 
BECOMING PARTLY  
CLOUDY. LOWS 60 TO 64. LIGHT WINDS.   
SATURDAY...PARTLY CLOUDY WITH PATCHY FOG IN THE MORNING
 
 
BECOMING MOSTLY SUNNY. HIGHS 82 TO 87. LIGHT WINDS BECOMING WEST  
10 MPH IN THE AFTERNOON.   
SATURDAY NIGHT...MOSTLY CLEAR IN THE EVENING
 
BECOMING PARTLY  
CLOUDY. LOWS 59 TO 64. AREAS OF WINDS WEST TO 10 MPH IN THE  
EVENING BECOMING LIGHT.   
SUNDAY
 
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH A CHANCE  
OF SHOWERS. HIGHS 80 TO 85.   
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
PATCHY FOG OVERNIGHT. LOWS 61 TO 65.   
MONDAY
 
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH A SLIGHT  
CHANCE OF SHOWERS. HIGHS 83 TO 88.   
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 63 TO 66.   
TUESDAY...PARTLY CLOUDY IN THE MORNING
 
BECOMING MOSTLY SUNNY.  
HIGHS 83 TO 88.   
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 61 TO 65.   
WEDNESDAY...PARTLY CLOUDY IN THE MORNING
 
BECOMING MOSTLY  
SUNNY. HIGHS 83 TO 88.   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 60 TO 64.   
THURSDAY...PARTLY CLOUDY IN THE MORNING
 
BECOMING MOSTLY SUNNY.  
HIGHS 83 TO 88.  
 

 
 
CAZ048-191000-  
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-  
INCLUDING THE CITIES OF RIVERSIDE, SAN BERNARDINO, ONTARIO,  
MORENO VALLEY, FONTANA, RANCHO CUCAMONGA, AND CORONA  
1252 PM PDT THU SEP 18 2025  
   
TONIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS. A  
CHANCE OF SHOWERS. LOWS 61 TO 68. AREAS OF WINDS SOUTHWEST 10 TO  
15 MPH THIS EVENING BECOMING LIGHT. CHANCE OF MEASURABLE  
PRECIPITATION 50 PERCENT.   
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING. HIGHS 83 TO 87. LIGHT WINDS  
BECOMING SOUTHWEST 10 MPH IN THE AFTERNOON. CHANCE OF MEASURABLE  
PRECIPITATION 20 PERCENT.   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 58 TO 64. AREAS OF WINDS WEST  
TO 10 MPH IN THE EVENING BECOMING LIGHT.   
SATURDAY...PARTLY CLOUDY IN THE MORNING
 
BECOMING MOSTLY SUNNY.  
HIGHS 85 TO 90. LIGHT WINDS BECOMING WEST 10 MPH IN THE  
AFTERNOON.   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 58 TO 63. AREAS OF WINDS  
WEST TO 10 MPH IN THE EVENING BECOMING LIGHT.   
SUNDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
83 TO 89.   
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS 61 TO 66.   
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
87 TO 93.   
MONDAY NIGHT...PARTLY CLOUDY IN THE EVENING
 
BECOMING MOSTLY  
CLEAR. LOWS 63 TO 67.   
TUESDAY
 
PARTLY CLOUDY. HIGHS 86 TO 92.   
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 61 TO 66.   
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 87 TO 93.   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 60 TO 65.   
THURSDAY
 
MOSTLY SUNNY. HIGHS 87 TO 92.  
 

 
 
CAZ057-191000-  
SANTA ANA MOUNTAINS AND FOOTHILLS-  
1252 PM PDT THU SEP 18 2025  
   
TONIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS THIS EVENING. LOWS 58 TO 66. AREAS OF WINDS  
SOUTHWEST 10 TO 15 MPH THIS EVENING BECOMING LIGHT. CHANCE OF  
MEASURABLE PRECIPITATION 20 PERCENT.   
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING. HIGHS 77 TO 86. LIGHT WINDS  
BECOMING SOUTHWEST 10 MPH IN THE AFTERNOON. CHANCE OF MEASURABLE  
PRECIPITATION 20 PERCENT.   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 56 TO 65. AREAS OF WINDS  
SOUTHWEST TO 10 MPH IN THE EVENING BECOMING LIGHT.   
SATURDAY...PARTLY CLOUDY IN THE MORNING
 
BECOMING MOSTLY SUNNY.  
HIGHS 79 TO 89. LIGHT WINDS BECOMING WEST 10 MPH IN THE  
AFTERNOON.   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 57 TO 65. AREAS OF WINDS  
WEST TO 10 MPH IN THE EVENING BECOMING LIGHT.   
SUNDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS 78 TO 87.   
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS 58 TO 67.   
MONDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HIGHS 81 TO 91.   
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLEAR  
WITH A SLIGHT CHANCE OF SHOWERS OVERNIGHT. LOWS 61 TO 69.   
TUESDAY...PARTLY CLOUDY IN THE MORNING
 
BECOMING MOSTLY SUNNY.  
HIGHS 80 TO 90.   
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 59 TO 67.   
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 81 TO 91.   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 58 TO 66.   
THURSDAY
 
MOSTLY SUNNY. HIGHS 81 TO 91.  
 

 
 
CAZ055-191000-  
SAN BERNARDINO COUNTY MOUNTAINS-  
INCLUDING THE CITIES OF CRESTLINE, LAKE ARROWHEAD, BIG BEAR CITY,  
BIG BEAR LAKE, RUNNING SPRINGS, AND WRIGHTWOOD  
1252 PM PDT THU SEP 18 2025  
   
..FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT
 
 
   
TONIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS. A  
CHANCE OF SHOWERS. COOLER. LOWS 42 TO 52 ABOVE 6000 FEET TO 51 TO  
60 BELOW 6000 FEET. AREAS OF WINDS SOUTH 10 TO 15 MPH WITH GUSTS  
TO 30 MPH. CHANCE OF MEASURABLE PRECIPITATION 50 PERCENT.   
FRIDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS. A  
SLIGHT CHANCE OF SHOWERS IN THE MORNING, THEN A CHANCE OF SHOWERS  
IN THE AFTERNOON. HIGHS 60 TO 70 ABOVE 6000 FEET TO 69 TO  
79 BELOW 6000 FEET. AREAS OF WINDS SOUTH 10 TO 15 MPH. GUSTS TO  
25 MPH IN THE MORNING. CHANCE OF MEASURABLE PRECIPITATION  
40 PERCENT.   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 40 TO 50 ABOVE 6000 FEET TO  
50 TO 60 BELOW 6000 FEET. LIGHT WINDS.   
SATURDAY
 
MOSTLY SUNNY. HIGHS 63 TO 73 ABOVE 6000 FEET TO 72 TO  
81 BELOW 6000 FEET. LIGHT WINDS BECOMING SOUTHWEST 10 MPH IN THE  
AFTERNOON.   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 40 TO 50 ABOVE 6000 FEET TO  
50 TO 60 BELOW 6000 FEET. LIGHT WINDS.   
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 62 TO  
72 ABOVE 6000 FEET TO 71 TO 80 BELOW 6000 FEET.   
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS 47 TO 57.   
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
64 TO 74 ABOVE 6000 FEET TO 74 TO 83 BELOW 6000 FEET.   
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLEAR  
WITH A SLIGHT CHANCE OF SHOWERS OVERNIGHT. LOWS 50 TO 60.   
TUESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
64 TO 74 ABOVE 6000 FEET TO 74 TO 82 BELOW 6000 FEET.   
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 48 TO 58.   
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 64 TO 74 ABOVE 6000 FEET TO  
73 TO 83 BELOW 6000 FEET.   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 47 TO 57.   
THURSDAY
 
MOSTLY SUNNY. HIGHS 64 TO 74 ABOVE 6000 FEET TO 74 TO  
83 BELOW 6000 FEET.  
 

 
 
CAZ056-191000-  
RIVERSIDE COUNTY MOUNTAINS-  
INCLUDING THE CITY OF IDYLLWILD-PINE COVE  
1252 PM PDT THU SEP 18 2025  
   
..FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT
 
 
   
TONIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS THIS EVENING, THEN MOSTLY CLEAR  
OVERNIGHT. COOLER. LOWS 49 TO 59. AREAS OF WINDS WEST TO 10 MPH.  
CHANCE OF MEASURABLE PRECIPITATION 40 PERCENT.   
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING. HIGHS 71 TO 81. AREAS OF WINDS  
SOUTH TO 10 MPH BECOMING WEST 10 MPH IN THE AFTERNOON. CHANCE OF  
MEASURABLE PRECIPITATION 20 PERCENT.   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 47 TO 57. LIGHT WINDS.   
SATURDAY
 
MOSTLY SUNNY. HIGHS 74 TO 84. LIGHT WINDS BECOMING  
WEST 10 MPH IN THE AFTERNOON.   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 47 TO 57. LIGHT WINDS.   
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 73 TO  
83.   
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS 50 TO 60.   
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
74 TO 84.   
MONDAY NIGHT...PARTLY CLOUDY IN THE EVENING
 
BECOMING MOSTLY  
CLEAR. LOWS 52 TO 62.   
TUESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS 75 TO 85.   
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 51 TO 61.   
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 75 TO 85.   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 50 TO 60.   
THURSDAY
 
MOSTLY SUNNY. HIGHS 75 TO 85.  
 

 
 
CAZ058-191000-  
SAN DIEGO COUNTY MOUNTAINS-  
INCLUDING THE CITIES OF JULIAN AND PINE VALLEY  
1252 PM PDT THU SEP 18 2025  
   
..FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT
 
 
   
TONIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS THIS EVENING, THEN MOSTLY CLEAR OVERNIGHT. COOLER.  
LOWS 54 TO 62. AREAS OF WINDS WEST 10 TO 15 MPH. GUSTS TO 25 MPH  
OVERNIGHT. CHANCE OF MEASURABLE PRECIPITATION 20 PERCENT.   
FRIDAY...PARTLY CLOUDY IN THE MORNING
 
BECOMING MOSTLY SUNNY.  
HIGHS 75 TO 83. AREAS OF WINDS SOUTHWEST TO 10 MPH.   
FRIDAY NIGHT
 
CLEAR. LOWS 52 TO 62. AREAS OF WINDS WEST TO  
10 MPH IN THE EVENING BECOMING LIGHT.   
SATURDAY
 
MOSTLY SUNNY. HIGHS 78 TO 86. LIGHT WINDS BECOMING  
WEST 10 MPH IN THE AFTERNOON.   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 52 TO 62. AREAS OF WINDS  
WEST TO 10 MPH IN THE EVENING BECOMING LIGHT.   
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 76 TO  
84.   
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS 55 TO 65.   
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
78 TO 85.   
MONDAY NIGHT...PARTLY CLOUDY IN THE EVENING
 
BECOMING MOSTLY  
CLEAR. LOWS 56 TO 66.   
TUESDAY...MOSTLY SUNNY IN THE MORNING
 
BECOMING PARTLY CLOUDY.  
HIGHS 78 TO 86.   
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 55 TO 65.   
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 78 TO 87.   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 54 TO 64.   
THURSDAY
 
MOSTLY SUNNY. HIGHS 78 TO 87.  
 

 
 
CAZ060-191000-  
APPLE AND LUCERNE VALLEYS-  
INCLUDING THE CITIES OF VICTORVILLE, HESPERIA, APPLE VALLEY,  
AND LUCERNE VALLEY  
1252 PM PDT THU SEP 18 2025  
   
..FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT
 
 
   
TONIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS.  
SHOWERS LIKELY. COOLER. LOWS 59 TO 63. AREAS OF WINDS SOUTH 10 TO  
15 MPH WITH GUSTS TO 25 MPH...BECOMING TO 10 MPH OVERNIGHT.  
CHANCE OF MEASURABLE PRECIPITATION 70 PERCENT.   
FRIDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS. A  
SLIGHT CHANCE OF SHOWERS IN THE MORNING, THEN A CHANCE OF SHOWERS  
IN THE AFTERNOON. HIGHS 81 TO 88. AREAS OF WINDS SOUTH TO 10 MPH.  
CHANCE OF MEASURABLE PRECIPITATION 40 PERCENT.   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 57 TO 64. AREAS OF WINDS WEST  
10 MPH IN THE EVENING BECOMING LIGHT.   
SATURDAY
 
MOSTLY SUNNY. HIGHS 84 TO 90. LIGHT WINDS BECOMING  
WEST 10 MPH IN THE AFTERNOON.   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 57 TO 64. AREAS OF WINDS  
SOUTHWEST 10 MPH IN THE EVENING BECOMING LIGHT.   
SUNDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 83 TO 89.   
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS 58 TO 66.   
MONDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS 85 TO 90.   
MONDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS IN  
THE EVENING, THEN MOSTLY CLEAR OVERNIGHT. LOWS 61 TO 69.   
TUESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
86 TO 93.   
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 59 TO 67.   
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 85 TO 91.   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 57 TO 65.   
THURSDAY
 
MOSTLY SUNNY. HIGHS 85 TO 91.  
 

 
 
CAZ065-191000-  
SAN GORGONIO PASS NEAR BANNING-  
1252 PM PDT THU SEP 18 2025  
   
..FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT
 
 
   
TONIGHT...PARTLY CLOUDY THIS EVENING
 
BECOMING MOSTLY CLEAR. A  
CHANCE OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. COOLER.  
LOWS 65 TO 68 THROUGH THE PASS TO 74 IN THE NORTHERN COACHELLA  
VALLEY. AREAS OF WINDS WEST 10 TO 15 MPH WITH GUSTS TO 30 MPH.  
CHANCE OF MEASURABLE PRECIPITATION 50 PERCENT.   
FRIDAY...MOSTLY SUNNY IN THE MORNING
 
BECOMING PARTLY CLOUDY.  
HIGHS AROUND 88 THROUGH THE PASS TO 91 TO 95 IN THE NORTHERN  
COACHELLA VALLEY. AREAS OF WINDS WEST 10 TO 15 MPH. GUSTS TO  
30 MPH...BECOMING 25 MPH IN THE AFTERNOON.   
FRIDAY NIGHT
 
CLEAR. LOWS AROUND 66 THROUGH THE PASS TO 73 TO  
76 IN THE NORTHERN COACHELLA VALLEY. AREAS OF WINDS NORTHWEST  
10 TO 15 MPH WITH GUSTS TO 25 MPH.   
SATURDAY
 
MOSTLY SUNNY. HIGHS AROUND 90 THROUGH THE PASS TO  
93 TO 97 IN THE NORTHERN COACHELLA VALLEY. AREAS OF WINDS  
NORTHWEST 10 TO 15 MPH WITH GUSTS TO 25 MPH BECOMING SOUTHWEST IN  
THE AFTERNOON.   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 66 THROUGH THE PASS  
TO 73 TO 76 IN THE NORTHERN COACHELLA VALLEY. AREAS OF WINDS  
NORTHWEST 10 TO 20 MPH. GUSTS TO 30 MPH...BECOMING 35 MPH  
OVERNIGHT.   
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS AROUND  
88 THROUGH THE PASS TO 92 TO 96 IN THE NORTHERN COACHELLA VALLEY.   
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS 69 TO 77.   
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
AROUND 92 THROUGH THE PASS TO 93 TO 97 IN THE NORTHERN COACHELLA  
VALLEY.   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS 71 TO 79.   
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS AROUND  
92 THROUGH THE PASS TO 95 TO 99 IN THE NORTHERN COACHELLA VALLEY.   
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 69 TO 78.   
WEDNESDAY
 
MOSTLY SUNNY. HIGHS AROUND 92 THROUGH THE PASS TO  
95 TO 99 IN THE NORTHERN COACHELLA VALLEY.   
WEDNESDAY NIGHT
 
CLEAR. LOWS 68 TO 78.   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 92 THROUGH THE PASS TO  
96 TO 99 IN THE NORTHERN COACHELLA VALLEY.  
 

 
 
CAZ061-191000-  
COACHELLA VALLEY-  
INCLUDING THE CITIES OF INDIO, PALM SPRINGS, CATHEDRAL CITY,  
PALM DESERT, PALM DESERT COUNTRY, LA QUINTA, AND COACHELLA  
1252 PM PDT THU SEP 18 2025  
   
..FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT
 
 
   
TONIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS THIS EVENING, THEN MOSTLY CLEAR  
OVERNIGHT. LOWS 72 TO 75. AREAS OF WINDS NORTHWEST 10 TO 15 MPH  
WITH GUSTS TO 25 MPH THIS EVENING BECOMING LIGHT. CHANCE OF  
MEASURABLE PRECIPITATION 40 PERCENT.   
FRIDAY
 
MOSTLY SUNNY. HIGHS 93 TO 97. LIGHT WINDS.   
FRIDAY NIGHT
 
CLEAR. LOWS 71 TO 76. LIGHT WINDS.   
SATURDAY
 
MOSTLY SUNNY. HIGHS 96 TO 100. LIGHT WINDS.   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 71 TO 75. LIGHT WINDS  
BECOMING NORTHWEST 10 MPH OVERNIGHT.   
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 94 TO  
97.   
SUNDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING. LOWS 72 TO 76.   
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
AROUND 97.   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS 74 TO 79.   
TUESDAY
 
MOSTLY SUNNY. HIGHS AROUND 100.   
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 73 TO 78.   
WEDNESDAY
 
MOSTLY SUNNY. HIGHS AROUND 100.   
WEDNESDAY NIGHT
 
CLEAR. LOWS 73 TO 78.   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 100.  
 

 
 
CAZ062-191000-  
SAN DIEGO COUNTY DESERTS-  
INCLUDING THE CITY OF BORREGO SPRINGS  
1252 PM PDT THU SEP 18 2025  
   
..FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT
 
 
   
TONIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS THIS EVENING, THEN MOSTLY CLEAR OVERNIGHT. LOWS  
72 TO 77. AREAS OF WINDS NORTHWEST TO 10 MPH. CHANCE OF  
MEASURABLE PRECIPITATION 20 PERCENT.   
FRIDAY
 
MOSTLY SUNNY. HIGHS 93 TO 97. AREAS OF WINDS EAST TO  
10 MPH IN THE MORNING BECOMING LIGHT.   
FRIDAY NIGHT
 
CLEAR. LOWS 71 TO 78. AREAS OF WINDS WEST 10 MPH.   
SATURDAY
 
MOSTLY SUNNY. HIGHS 96 TO 100. LIGHT WINDS.   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 70 TO 79. AREAS OF WINDS  
WEST 10 MPH.   
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 94 TO  
97.   
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS 71 TO 80.   
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
94 TO 97.   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS 73 TO 82.   
TUESDAY
 
MOSTLY SUNNY. HIGHS 97 TO 101.   
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 72 TO 81.   
WEDNESDAY
 
SUNNY. HIGHS AROUND 100.   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 71 TO 79.   
THURSDAY
 
SUNNY. HIGHS 98 TO 102.  
 

 
 
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