SAN YSIDRO, CA 92143 Weather Forecast & Current Conditions

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92143 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
SAN DIEGO/BROWN, CA Current Weather
11:53 AM PDT JUL 20, 2026
Clear 82°F
Feels Like:	84°F
Dewpoint:	64°F
Rel. Hum.:	55%
Visibility:	10 miles
Wind:	Variable at 6 mph
Pressure:	29.96 inches
Last 72 hours
Local Area Snow Depth
California Current Weather
California MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

92143 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	SAN YSIDRO, CA 92143 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Patchy fog this morning. Partly cloudy. Highs 74 to 79 near the coast to 81 to 86 inland. Areas of winds west to 10 mph.

TONIGHT
Partly cloudy. Patchy fog overnight. Lows 64 to 69. Areas of winds west to 10 mph in the evening becoming light.

TUESDAY
Partly cloudy with patchy fog in the morning... Becoming mostly sunny. Highs 75 to 80 near the coast to 81 to 86 inland. Areas of winds south to 10 mph.

TUESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 64 to 69. Areas of winds west to 10 mph in the evening becoming light.

WEDNESDAY
Partly cloudy with patchy fog in the morning... Becoming mostly sunny. Highs 74 to 79 near the coast to 81 to 86 inland. Areas of winds west to 10 mph...becoming 10 to 15 mph in the afternoon.

WEDNESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 65 to 70.

THURSDAY
Partly cloudy with patchy fog in the morning... Becoming mostly sunny. Highs 74 to 79 near the coast to 82 to 87 inland.

THURSDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 65 to 69.

FRIDAY
Mostly cloudy in the morning...becoming partly cloudy. Highs 74 to 79 near the coast to 81 to 86 inland.

FRIDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 65 to 69.

SATURDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 75 to 80 near the coast to 82 to 87 inland.

SATURDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 65 to 69.

SUNDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 75 to 80 near the coast to 83 to 88 inland.

92143 WEATHER SATELLITE LOOPS

Visible Weather Satellite
SAN YSIDRO, CA 92143

Infrared Weather Satellite
SAN YSIDRO, CA 92143

92143 WEATHER RADAR LOOP

NEXRAD Weather Radar
SAN YSIDRO, CA 92143

MOS COMPUTER WEATHER FORECAST

SAN DIEGO/BROWN, CA 3 hourly weather forecast

weather forecast created 6:00 AM MDT 7/20/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Monday
20 JUL 2026

11 AM

79°

81°

Partly Cloudy

2%

0% Thunder
( 0% severe)

W 7

58%

63°

High 80°

2 PM

79°

80°

Partly Cloudy

W 12

56%

62°

Partly Cloudy

5 PM

77°

79°

Clear

3%

0% Thunder
( 0% severe)

W 10

56%

60°

8 PM

72°

72°

Partly Cloudy

W 6

66%

60°

Tuesday
21 JUL 2026

11 PM

69°

69°

Partly Cloudy

2%

0% Thunder
( 0% severe)

W 3

76%

61°

Low 68°

2 AM

69°

69°

Partly Cloudy

W 2

76%

61°

High 81°

5 AM

68°

68°

Mostly Cloudy

3%

0% Thunder
( 1% severe)

WSW 2

78%

61°

Decreasing Clouds

8 AM

71°

71°

Mostly Cloudy

SW 3

68%

60°

11 AM

78°

79°

Partly Cloudy

2%

0% Thunder
( 0% severe)

W 8

54%

60°

2 PM

80°

81°

Clear

W 12

47%

58°

5 PM

77°

79°

Clear

0%

0% Thunder
( 0% severe)

W 12

52%

58°

8 PM

72°

72°

Clear

WNW 8

64%

59°

Wednesday
22 JUL 2026

11 PM

69°

69°

Clear

0%

0% Thunder
( 0% severe)

WNW 6

76%

61°

Low 68°

2 AM

69°

69°

Partly Cloudy

WNW 3

78%

62°

High 80°

5 AM

68°

68°

Partly Cloudy

0%

0% Thunder
( 1% severe)

WNW 3

81%

62°

Partly Cloudy

8 AM

70°

70°

Partly Cloudy

WNW 5

78%

63°

11 AM

77°

79°

Clear

0%

0% Thunder
( 1% severe)

W 9

67%

65°

2 PM

79°

81°

Clear

WNW 13

64%

66°

5 PM

77°

79°

Clear

WNW 12

69%

66°


SAN DIEGO/BROWN, CA extended weather forecast
Thursday 23 JUL 2026	Friday 24 JUL 2026	Saturday 25 JUL 2026	Sunday 26 JUL 2026	Monday 27 JUL 2026
Low 66°	Low 67°	Low 65°	Low 65°	Low 65°
High 82°	High 82°	High 82°	High 82°	High 83°

Partly Cloudy 1% Rain	Overcast	Mostly Cloudy 1% Rain	Mostly Cloudy 2% Rain	Partly Cloudy 3% Rain

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