SAN YSIDRO, CA 92143 Weather Forecast & Current Conditions

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SAN DIEGO/BROWN, CA
Current Weather

4:53 AM PST NOV 10, 2026
Clear
57°F
Feels Like: 56°F
Dewpoint: 45°F
Rel. Hum.: 64%
Visibility: 10 miles
Wind: SE at 6 mph
Pressure: 30.06 inches
Last 72 hours

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SAN YSIDRO, CA 92143
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Partly cloudy this morning...becoming mostly sunny. Highs 79 to 84 near the coast to 85 inland. Light winds becoming west 10 mph this afternoon.
TONIGHT
Mostly clear. Lows 60 to 63. Light winds.
VETERANS DAY
Mostly sunny. Highs 79 to 83 near the coast to 83 to 86 inland. Light winds becoming west 10 mph in the afternoon.
WEDNESDAY NIGHT
Mostly clear. Lows 56 to 61. Light winds.
THURSDAY
Mostly sunny. Highs 76 to 80 near the coast to 81 inland. Light winds.
THURSDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 57 to 62.
FRIDAY
Mostly cloudy with a chance of showers. Highs 74 to 77.
FRIDAY NIGHT
Partly cloudy in the evening...becoming mostly cloudy. A chance of showers. Lows 55 to 60.
SATURDAY
Partly cloudy. A chance of showers. Highs 71 to 74.
SATURDAY NIGHT
Partly cloudy with a chance of showers. Lows 54 to 59.
SUNDAY
Partly cloudy. A slight chance of showers in the morning. Highs around 72.
SUNDAY NIGHT
Partly cloudy. A chance of showers overnight. Lows 54 to 59.
MONDAY
Showers likely. Highs around 69.

Visible Weather Satellite
SAN YSIDRO, CA 92143
Infrared Weather Satellite
SAN YSIDRO, CA 92143
NEXRAD Weather Radar
SAN YSIDRO, CA 92143

SAN DIEGO/BROWN, CA 3 hourly weather forecast

weather forecast created  5:00 PM MST 11/ 9/2026
Tuesday
10 NOV 2026
SAN YSIDRO, CA 92143 weather forecast Day 1, 0 hours 10 PM 67° 67° Partly Cloudy 0%

0% Thunder
( 0% severe)
ESE   8 56% 51°
Low 62° SAN YSIDRO, CA 92143 weather forecast Day 1, 3 hours 1 AM 65° 65° Clear E   5 54% 48°
High 84° SAN YSIDRO, CA 92143 weather forecast Day 1, 6 hours 4 AM 63° 64° Partly Cloudy 0%

0% Thunder
( 0% severe)
E   5 54% 46°

Partly Cloudy



SAN YSIDRO, CA 92143 weather forecast Day 1, 9 hours 7 AM 63° 63° Partly Cloudy E   6 54% 46°
SAN YSIDRO, CA 92143 weather forecast Day 1, 12 hours 10 AM 80° 79° Clear 0%

0% Thunder
( 1% severe)
WNW   2 28% 44°
SAN YSIDRO, CA 92143 weather forecast Day 1, 15 hours 1 PM 82° 81° Clear W   10 33% 50°
SAN YSIDRO, CA 92143 weather forecast Day 1, 18 hours 4 PM 78° 79° Clear 0%

0% Thunder
( 1% severe)
W   8 50% 58°
SAN YSIDRO, CA 92143 weather forecast Day 1, 21 hours 7 PM 71° 71° Clear N   1 68% 60°
Wednesday
11 NOV 2026
SAN YSIDRO, CA 92143 weather forecast Day 2, 0 hours 10 PM 67° 67° Clear 0%

0% Thunder
( 0% severe)
E   8 61% 53°
Low 61° SAN YSIDRO, CA 92143 weather forecast Day 2, 3 hours 1 AM 64° 64° Clear ENE   6 54% 47°
High 84° SAN YSIDRO, CA 92143 weather forecast Day 2, 6 hours 4 AM 62° 62° Clear 0%

0% Thunder
( 0% severe)
ESE   5 52% 44°

Clear



SAN YSIDRO, CA 92143 weather forecast Day 2, 9 hours 7 AM 63° 63° Clear E   6 50% 44°
SAN YSIDRO, CA 92143 weather forecast Day 2, 12 hours 10 AM 81° 79° Clear 0%

0% Thunder
( 0% severe)
W   1 24% 41°
SAN YSIDRO, CA 92143 weather forecast Day 2, 15 hours 1 PM 82° 81° Clear W   10 31% 48°
SAN YSIDRO, CA 92143 weather forecast Day 2, 18 hours 4 PM 77° 79° Clear 0%

0% Thunder
( 0% severe)
W   7 48% 56°
SAN YSIDRO, CA 92143 weather forecast Day 2, 21 hours 7 PM 70° 70° Clear NNW   1 66% 58°

SAN DIEGO/BROWN, CA extended weather forecast

Thursday
12 NOV 2026
Friday
13 NOV 2026
Saturday
14 NOV 2026
Sunday
15 NOV 2026
Monday
16 NOV 2026
Low 56° Low 58° Low 57° Low 54° Low 54°
High 77° High 72° High 68° High 68° High 67°
SAN YSIDRO, CA 92143 weather forecast Day 3 SAN YSIDRO, CA 92143 weather forecast Day 4 SAN YSIDRO, CA 92143 weather forecast Day 5 SAN YSIDRO, CA 92143 weather forecast Day 6 SAN YSIDRO, CA 92143 weather forecast Day 7
Partly Cloudy
1% Rain
Overcast
40% Rain
Overcast
74% Rain
Overcast
54% Rain
Overcast
44% Rain
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