Expires:202512211100;;929883
FPUS56 KSGX 201917
ZFPSGX

Zone Forecast Product for Extreme Southwest California
National Weather Service San Diego CA
1116 AM PST Sat Dec 20 2025


CAZ050-211100-
San Diego County Valleys-
Including the cities of Escondido, El Cajon, San Marcos, La Mesa, 
Santee, and Poway
1116 AM PST Sat Dec 20 2025

.TONIGHT...Partly cloudy. Lows 43 to 51 in wind sheltered areas
to 49 to 55 in warmer locations. Light winds.
.SUNDAY...Partly cloudy in the morning...becoming mostly sunny.
Highs 70 to 74 in the western valleys to 73 to 78 near the
foothills. Light winds.
.SUNDAY NIGHT...Partly cloudy. Lows 44 to 52 in wind sheltered
areas to 49 to 55 in warmer locations. Light winds becoming east
to 10 mph overnight.
.MONDAY...Partly cloudy. Highs 70 to 74 in the western valleys to
73 to 78 near the foothills. Areas of winds west to 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows 45 to 52 in wind sheltered
areas to 51 to 56 in warmer locations. Areas of winds southeast
to 10 mph.
.TUESDAY...Mostly cloudy. A slight chance of showers in the
afternoon. Highs 65 to 70.
.TUESDAY NIGHT...Showers likely. Patchy fog overnight. Lows 52 to
57.
.WEDNESDAY...Showers. Patchy fog in the morning. Patchy fog in
the afternoon. Locally heavy rainfall possible. Local visibility
one quarter mile or less at times in the afternoon. Highs 65 to
69 in the western valleys to 61 to 66 near the foothills.
.WEDNESDAY NIGHT...Showers. Patchy fog. Locally heavy rainfall
possible. Local visibility one quarter mile or less at times.
Lows 53 to 58.
.CHRISTMAS DAY...Showers. Patchy fog. Local visibility one
quarter mile or less at times. Highs 65 to 68 in the western
valleys to 60 to 65 near the foothills.
.THURSDAY NIGHT...Showers. Patchy fog. Lows 50 to 54.
.FRIDAY...Patchy fog in the morning. Showers likely. Highs 64 to
67 in the western valleys to 59 to 64 near the foothills.
.FRIDAY NIGHT...Mostly cloudy in the evening...becoming partly
cloudy. A chance of showers. Lows 47 to 52.
.SATURDAY...Partly cloudy with a chance of showers. Highs 62 to
66 in the western valleys to 58 to 63 near the foothills.

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