SAN YSIDRO, CA 92143 Weather Forecast & Current Conditions

Enter ZIP code or City, State   
    


SAN DIEGO/BROWN, CA
Current Weather

12:53 AM PDT MAY 8, 2026
Overcast
61°F
Feels Like: 61°F
Dewpoint: 55°F
Rel. Hum.: 81%
Visibility: 7 miles
Wind: Calm
Pressure: 30.02 inches
Last 72 hours

Local Area Snow Depth

California Current Weather

California MOS Forecast Weather


Weather Map


(Automated weather data from NWS/FAA)
10-Day model forecast maps
2025 Hurricanes

SAN YSIDRO, CA 92143
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Partly cloudy. Highs 66 to 69 near the coast to 69 to 74 inland. Areas of winds west to 10 mph.
TONIGHT
Cloudy. Lows 54 to 58. Areas of winds west to 10 mph in the evening becoming light.
FRIDAY
Cloudy in the morning...becoming partly cloudy. Highs 67 to 72 near the coast to 73 to 77 inland. Areas of winds southwest to 10 mph.
FRIDAY NIGHT
Cloudy. Patchy fog overnight. Lows 54 to 58. Areas of winds west to 10 mph in the evening becoming light.
SATURDAY
Patchy fog in the morning. Partly cloudy. Highs 68 to 72 near the coast to 74 to 78 inland. Areas of winds southwest to 10 mph.
SATURDAY NIGHT
Partly cloudy in the evening...becoming mostly cloudy overnight with patchy fog. Lows 54 to 58.
SUNDAY
Partly cloudy with patchy fog in the morning...becoming mostly sunny. Highs 69 to 73 near the coast to 74 to 78 inland.
SUNDAY NIGHT
Mostly clear. Lows 56 to 59.
MONDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 71 to 76 near the coast to 79 to 83 inland.
MONDAY NIGHT
Mostly clear. Lows 56 to 59.
TUESDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 70 to 75 near the coast to 76 to 79 inland.
TUESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 54 to 58.
WEDNESDAY
Mostly cloudy in the morning...becoming partly cloudy. Highs 70 to 74 near the coast to 75 to 78 inland.

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  6:00 PM MDT  5/ 4/2026
Tuesday
5 MAY 2026
SAN YSIDRO, CA 92143 weather forecast Day 1, 0 hours 11 PM 59° 58° Mostly Cloudy 60%
RAIN
***
0% Thunder
( 12% severe)
SSW   6 78% 52°
Low 55° SAN YSIDRO, CA 92143 weather forecast Day 1, 3 hours 2 AM 58° 58° Mostly Cloudy WSW   5 80% 52°
High 65° SAN YSIDRO, CA 92143 weather forecast Day 1, 6 hours 5 AM 56° 55° Mostly Cloudy 52%
RAIN
***
0% Thunder
( 9% severe)
W   5 83% 51°

Mostly Cloudy

Rain Likely

SAN YSIDRO, CA 92143 weather forecast Day 1, 9 hours 8 AM 58° 57° Mostly Cloudy W   6 80% 52°
SAN YSIDRO, CA 92143 weather forecast Day 1, 12 hours 11 AM 62° 61° Mostly Cloudy 16%
RAIN
.01–.1 in
0% Thunder
( 6% severe)
W   10 65% 50°
SAN YSIDRO, CA 92143 weather forecast Day 1, 15 hours 2 PM 64° 63° Partly Cloudy W   14 58% 49°
SAN YSIDRO, CA 92143 weather forecast Day 1, 18 hours 5 PM 63° 62° Partly Cloudy 7%

0% Thunder
( 2% severe)
W   13 60% 49°
SAN YSIDRO, CA 92143 weather forecast Day 1, 21 hours 8 PM 59° 57° Partly Cloudy WNW   9 72% 50°
Wednesday
6 MAY 2026
SAN YSIDRO, CA 92143 weather forecast Day 2, 0 hours 11 PM 58° 58° Partly Cloudy 7%

0% Thunder
( 1% severe)
NW   5 75% 50°
Low 54° SAN YSIDRO, CA 92143 weather forecast Day 2, 3 hours 2 AM 56° 56° Partly Cloudy N   3 80% 50°
High 69° SAN YSIDRO, CA 92143 weather forecast Day 2, 6 hours 5 AM 55° 55° Mostly Cloudy 3%

0% Thunder
( 0% severe)
ENE   2 80% 49°

Decreasing Clouds



SAN YSIDRO, CA 92143 weather forecast Day 2, 9 hours 8 AM 59° 60° Partly Cloudy N   3 75% 51°
SAN YSIDRO, CA 92143 weather forecast Day 2, 12 hours 11 AM 65° 65° Partly Cloudy 1%

0% Thunder
( 0% severe)
WNW   8 60% 51°
SAN YSIDRO, CA 92143 weather forecast Day 2, 15 hours 2 PM 67° 67° Clear W   14 61% 53°
SAN YSIDRO, CA 92143 weather forecast Day 2, 18 hours 5 PM 66° 66° Partly Cloudy 0%

0% Thunder
( 0% severe)
WNW   12 65% 54°
SAN YSIDRO, CA 92143 weather forecast Day 2, 21 hours 8 PM 61° 60° Partly Cloudy WNW   7 81% 55°

SAN DIEGO/BROWN, CA extended weather forecast

Thursday
7 MAY 2026
Friday
8 MAY 2026
Saturday
9 MAY 2026
Sunday
10 MAY 2026
Monday
11 MAY 2026
Low 57° Low 57° Low 58° Low 58° Low 57°
High 72° High 74° High 75° High 76° High 77°
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
Mostly Cloudy
Overcast
Overcast
1% Rain
Overcast
Overcast
2% Rain
SELECT BOX EXAMPLES:
for LOCAL WEATHER:
SNOW DEPTH:
LOCAL WEATHER RADAR:
STATE WEATHER MAP:
San Ysidro, CA
San Ysidro, CA snow
San Ysidro, CA radar
CA map
-or-
-or-
-or-
 
92143
92143 snow
92143 radar
 
-or-
-or-
 
 
CA
CA snow
 
 
Copyright © 2024 WeatherStreet.com
Put our free WeatherStreet weather lookup on your web page.
Terms & Conditions