COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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92626 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
SANTA ANA, CA Current Weather
8:53 PM PDT OCT 19, 2026
Few Clouds 72°F
Feels Like:	72°F
Dewpoint:	66°F
Rel. Hum.:	81%
Visibility:	10 miles
Wind:	SSW at 5 mph
Pressure:	29.86 inches
Last 72 hours
Local Area Snow Depth
California Current Weather
California MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

92626 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	COSTA MESA, CA 92626 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Mostly clear this evening...becoming partly cloudy. Patchy fog overnight. Lows 60 to 63. Light winds.

TUESDAY
Patchy fog in the morning. Partly cloudy. Local visibility one quarter mile or less at times in the morning. Highs around 75 at the beaches to 80 farther inland and near higher coastal terrain. Light winds becoming south 10 mph in the afternoon.

TUESDAY NIGHT
Partly cloudy in the evening...becoming mostly cloudy overnight with patchy fog. Lows around 60. Light winds.

WEDNESDAY
Mostly cloudy with a chance of showers. Highs around 71 at the beaches to 72 to 75 farther inland and near higher coastal terrain. Areas of winds south 10 mph. Chance of measurable precipitation 50 percent.

WEDNESDAY NIGHT
Showers in the evening, then showers and a slight chance of thunderstorms overnight. Lows around 58. Areas of winds southeast 10 to 15 mph.

THURSDAY
Showers and a slight chance of thunderstorms in the morning, then showers likely in the afternoon. Highs 66 to 70.

THURSDAY NIGHT
Partly cloudy with a slight chance of showers in the evening, then mostly clear overnight. Lows 55 to 58.

FRIDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 69 to 72.

FRIDAY NIGHT
Clear. Lows 56 to 59.

SATURDAY
Mostly sunny. Highs 75 to 80.

SATURDAY NIGHT
Mostly clear. Lows around 60.

SUNDAY
Partly cloudy. Highs around 78 at the beaches to 79 to 82 farther inland and near higher coastal terrain.

SUNDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 59 to 62.

92626 WEATHER SATELLITE LOOPS

Visible Weather Satellite
COSTA MESA, CA 92626

Infrared Weather Satellite
COSTA MESA, CA 92626

92626 WEATHER RADAR LOOP

NEXRAD Weather Radar
COSTA MESA, CA 92626

MOS COMPUTER WEATHER FORECAST

SANTA ANA, CA 3 hourly weather forecast

weather forecast created 5:00 PM PDT 10/19/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Tuesday
20 OCT 2026

11 PM

68°

68°

Partly Cloudy

1%

0% Thunder
( 1% severe)

S 3

84%

63°

Low 62°

2 AM

65°

65°

Partly Cloudy

SE 3

93%

63°

High 79°

5 AM

63°

64°

Partly Cloudy

1%

0% Thunder
( 1% severe)

SE 1

100%

63°

Partly Cloudy

8 AM

66°

66°

Mostly Cloudy

ESE 3

87%

62°

11 AM

76°

78°

Partly Cloudy

2%

0% Thunder
( 4% severe)

S 5

60%

61°

2 PM

79°

80°

Clear

S 9

54%

61°

5 PM

75°

75°

Partly Cloudy

5%

0% Thunder
( 3% severe)

SSW 8

62%

61°

8 PM

69°

69°

Partly Cloudy

SSW 5

81%

63°

Wednesday
21 OCT 2026

11 PM

66°

66°

Mostly Cloudy

12%
RAIN
<.01 in

0% Thunder
( 1% severe)

S 3

90%

63°

Low 63°

2 AM

64°

65°

Mostly Cloudy

SSE 3

97%

63°

High 74°

5 AM

63°

64°

Mostly Cloudy

20%
RAIN
<.01 in

0% Thunder
( 2% severe)

SSE 3

100%

63°

Mostly Cloudy

Chance of Rain

8 AM

65°

65°

Mostly Cloudy

ESE 6

90%

62°

11 AM

72°

72°

Partly Cloudy

42%
RAIN
***

0% Thunder
( 10% severe)

SSW 10

66%

60°

2 PM

74°

74°

Partly Cloudy

WSW 12

59%

59°

5 PM

71°

71°

Mostly Cloudy

81%
RAIN
***

0% Thunder
( 15% severe)

WSW 8

63%

58°

8 PM

66°

66°

Mostly Cloudy

S 8

81%

60°


SANTA ANA, CA extended weather forecast
BAD DAY BAD DATE	BAD DAY BAD DATE	BAD DAY BAD DATE	BAD DAY BAD DATE	BAD DAY BAD DATE
Low 65°	Low 62°	Low 59°	Low 59°	Low 62°
High 72°	High 73°	High 76°	High 83°	High 85°

Overcast 69% Rain	Overcast 86% Rain	Partly Cloudy 15% Rain	Clear 2% Rain	Clear 2% Rain

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