Rossmoor, CA Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Rossmoor, CA.

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Current Conditions — Rossmoor, CA

LOS ALAMITOS AAF (KSLI)

Haze

62.1 F
Humidity:76%
Wind Speed:SE 3.4 mph
Barometer:29.90 in
Dewpoint:54.3 F
Visibility:5.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 23 2026, 11:55 PM PDT
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5-Day Forecast — Rossmoor, CA

Friday

High 71 °F
Forecast Missing
Friday
Night
Low 57 °F
Forecast Missing
Saturday

High 66 °F
Forecast Missing
Saturday
Night
Low 55 °F
Forecast Missing
Sunday

High 68 °F
Forecast Missing
Sunday
Night
Low 53 °F
Forecast Missing
Monday

High 71 °F
Forecast Missing
Monday
Night
Low 53 °F
Forecast Missing
Tuesday

High 71 °F
Forecast Missing

Detailed Forecast — Rossmoor, CA

Friday
Forecast Missing. High near 71°F. Wind 9 to 14 mph, with gusts as high as 22 mph.
Friday Night
Forecast Missing. Low around 57°F. Wind 6 to 8 mph, with gusts as high as 15 mph.
Saturday
Forecast Missing. High near 66°F. Wind 9 to 16 mph, with gusts as high as 25 mph.
Saturday Night
Forecast Missing. Low around 55°F. Wind 8 to 15 mph, with gusts as high as 24 mph.
Sunday
Forecast Missing. High near 68°F. Wind 7 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Forecast Missing. Low around 53°F. Wind 2 to 6 mph, with gusts as high as 13 mph.
Monday
Forecast Missing. High near 71°F. Wind 5 to 10 mph, with gusts as high as 17 mph.
Monday Night
Forecast Missing. Low around 53°F. Wind 2 to 6 mph, with gusts as high as 10 mph.
Tuesday
Forecast Missing. High near 71°F. Wind 6 to 12 mph, with gusts as high as 17 mph.
Tuesday Night
Forecast Missing. Low around 55°F. Wind 3 to 6 mph, with gusts as high as 12 mph.
Wednesday
Forecast Missing. High near 73°F. Wind 7 to 10 mph, with gusts as high as 17 mph.
Wednesday Night
Forecast Missing. Low around 57°F. Wind 2 to 5 mph, with gusts as high as 9 mph.
Thursday
Forecast Missing. High near 73°F. Wind 5 to 9 mph, with gusts as high as 15 mph.
CA Radar
Current Radar • CA
Day 1 Outlook • April 24, 2026

Observation History — Rossmoor, CA

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
11:55 PM PDT SE 3.4 5.00 Haze -- 62.1 54.3 76% NA NA 29.90 1012.5
10:55 PM PDT 3.4 5.00 Haze -- 61.5 54.1 77% NA NA 29.90 1012.5
09:55 PM PDT 10.00 Partly Cloudy -- NULL % NA NA M
08:55 PM PDT S 3.4 10.00 Partly Cloudy -- 63.0 52.7 69% NA NA 29.88 1011.9
07:55 PM PDT 6.9 10.00 Mostly Cloudy -- 65.8 % NA NA 29.87 1011.5
06:55 PM PDT 8.1 10.00 Mostly Cloudy -- 70.3 % NA NA 29.86 1011.2
05:55 PM PDT 10.00 Mostly Cloudy -- NULL % NA NA M
04:55 PM PDT SW 12.8 10.00 Partly Cloudy -- 73.2 49.3 43% NA 72.3 29.86 1011.2
03:55 PM PDT 10.3 10.00 Mostly Clear -- 73.2 52.3 48% NA 72.5 29.87 1011.5
02:55 PM PDT 10.00 Mostly Clear -- NULL % NA NA M
01:55 PM PDT 10.00 Mostly Clear -- NULL % NA NA M
12:55 PM PDT SW 9.2 10.00 Partly Cloudy -- 71.2 50.0 47% NA 70.3 29.94 1013.9
11:55 AM PDT 6.9 10.00 Mostly Cloudy -- 69.1 53.6 58% NA NA 29.96 1014.6
10:55 AM PDT SW 9.2 10.00 Mostly Cloudy -- 69.4 52.5 55% NA NA 29.97 1014.9
09:55 AM PDT 7.00 Mostly Cloudy -- NULL % NA NA M
08:55 AM PDT 6.9 7.00 Mostly Cloudy -- 64.6 51.3 62% NA NA 29.98 1015.2
08:34 AM PDT E 4.7 7.00 Mostly Cloudy -- 62.6 50.0 63% NA NA 29.98 1015.2
08:24 AM PDT E 4.7 7.00 Mostly Cloudy -- 62.6 50.0 63% NA NA 29.98 1015.2
07:55 AM PDT E 5.8 7.00 Mostly Cloudy -- 60.4 49.8 68% NA NA 29.98 1015.2
07:25 AM PDT E 3.4 7.00 Mostly Cloudy -- 57.2 48.2 72% NA NA 29.98 1015.2
06:55 AM PDT 0.0 7.00 Mostly Clear -- 54.9 47.8 77% NA NA 29.98 1015.2
05:55 AM PDT 7.00 Clear -- NULL % NA NA M
04:55 AM PDT 0.0 6.00 Haze -- 53.8 47.1 78% NA NA 29.95 1014.2
03:55 AM PDT 3.4 5.00 Haze -- 56.8 47.5 71% NA NA 29.95 1014.2

Regional Weather Observation

LOS ALAMITOS AAF (KSLI)

Haze
62.1 F

LONG BEACH (KLGB)

Clear
62.6 F

TORRANCE MUNICIP (KTOA)

Partly Cloudy
62.6 F

(KCQT)


F

HAWTHORNE (KHHR)

Clear
62.6 F

EL MONTE (KEMT)

Clear
68.0 F
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