CHULA VISTA, CA 91921 Weather Forecast & Current Conditions

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91921 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
SAN DIEGO/BROWN, CA Current Weather
1:53 PM PDT AUG 20, 2025
Clear 81°F
Feels Like:	83°F
Dewpoint:	64°F
Rel. Hum.:	56%
Visibility:	9 miles
Wind:	Variable at 7 mph
Pressure:	29.92 inches
Last 72 hours
Local Area Snow Depth
California Current Weather
California MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

91921 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	CHULA VISTA, CA 91921 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Partly cloudy. Lows 64 to 67. Light winds.

THURSDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 76 to 81 near the coast to 84 to 88 inland. Light winds becoming west 10 mph in the afternoon.

THURSDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 66 to 69. Light winds.

FRIDAY
Patchy fog in the morning. Partly cloudy. Highs 77 to 82 near the coast to 84 to 88 inland. Light winds becoming west 10 mph in the afternoon.

FRIDAY NIGHT
Partly cloudy. Patchy fog overnight. Lows 66 to 70. Light winds.

SATURDAY
Patchy fog in the morning. Partly cloudy. Highs 77 to 82 near the coast to 83 to 88 inland.

SATURDAY NIGHT
Partly cloudy. Patchy fog overnight. Lows around 70.

SUNDAY
Patchy fog in the morning. Partly cloudy. Highs 76 to 81 near the coast to 83 to 87 inland.

SUNDAY NIGHT
Partly cloudy. A slight chance of showers and thunderstorms in the evening. Patchy fog overnight. Lows 65 to 69.

MONDAY
Mostly cloudy with patchy fog in the morning...becoming partly cloudy. Highs 74 to 79 near the coast to 80 to 84 inland.

MONDAY NIGHT
Partly cloudy. Patchy fog overnight. Lows 63 to 67.

TUESDAY
Mostly cloudy with patchy fog in the morning... Becoming partly cloudy. Highs 72 to 77 near the coast to 77 to 81 inland.

TUESDAY NIGHT
Partly cloudy. Patchy fog overnight. Lows 61 to 66.

91921 WEATHER SATELLITE LOOPS

Visible Weather Satellite
CHULA VISTA, CA 91921

Infrared Weather Satellite
CHULA VISTA, CA 91921

91921 WEATHER RADAR LOOP

NEXRAD Weather Radar
CHULA VISTA, CA 91921

MOS COMPUTER WEATHER FORECAST

SAN DIEGO/BROWN, CA 3 hourly weather forecast

weather forecast created 6:00 AM MDT 8/20/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
20 AUG 2025

11 AM

77°

79°

Partly Cloudy

0%

0% Thunder
( 0% severe)

W 8

60%

62°

High 80°

2 PM

79°

80°

Partly Cloudy

W 10

56%

62°

Partly Cloudy

5 PM

78°

80°

Partly Cloudy

1%

0% Thunder
( 0% severe)

W 9

58%

62°

8 PM

70°

70°

Partly Cloudy

WNW 3

76%

62°

Thursday
21 AUG 2025

11 PM

68°

68°

Partly Cloudy

1%

0% Thunder
( 0% severe)

WSW 3

78%

61°

Low 67°

2 AM

67°

67°

Partly Cloudy

NW 2

81%

61°

High 83°

5 AM

67°

67°

Partly Cloudy

1%

0% Thunder
( 0% severe)

NW 2

81%

61°

Partly Cloudy

8 AM

70°

70°

Mostly Cloudy

WNW 2

73%

61°

11 AM

80°

81°

Partly Cloudy

3%

0% Thunder
( 0% severe)

W 7

54%

62°

2 PM

82°

83°

Clear

W 10

51%

62°

5 PM

80°

81°

Clear

1%

0% Thunder
( 0% severe)

W 8

52%

61°

8 PM

72°

72°

Partly Cloudy

W 2

71%

62°

Friday
22 AUG 2025

11 PM

71°

71°

Partly Cloudy

1%

0% Thunder
( 0% severe)

WNW 2

71%

61°

Low 69°

2 AM

70°

70°

Partly Cloudy

NNW 2

73%

61°

High 84°

5 AM

69°

69°

Mostly Cloudy

2%

0% Thunder
( 1% severe)

N 2

73%

60°

Mostly Cloudy

8 AM

71°

71°

Mostly Cloudy

W 2

71%

61°

11 AM

81°

82°

Partly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 3% severe)

W 7

54%

63°

2 PM

83°

84°

Partly Cloudy

W 10

51%

63°

5 PM

80°

81°

Partly Cloudy

W 9

54%

62°


SAN DIEGO/BROWN, CA extended weather forecast
Saturday 23 AUG 2025	Sunday 24 AUG 2025	Monday 25 AUG 2025	Tuesday 26 AUG 2025	Wednesday 27 AUG 2025
Low 66°	Low 64°	Low 65°	Low 63°	Low 61°
High 86°	High 86°	High 80°	High 77°	High 78°

Overcast 14% Rain	Partly Cloudy 1% Rain	Mostly Cloudy 12% Rain	Overcast 5% Rain	Mostly Cloudy 6% Rain

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