Weather tomorrow: Aliso Viejo

Forecast for tomorrow, 28 September: partly cloudy. The daily air temperature range is 20 to 27 °C. Chance of precipitation tomorrow according to the daily forecast: 2%. Forecast precipitation amount: 0 mm. Wind from the southwest at 5 m/s.

monday 28 september

Partly cloudy

Partly cloudy, Precipitation probability 2%, Sunrise 06:44, Sunset 18:39, 28.09.2026

+27°

+20°

Sunset 18:39

G/m activity 2

Precipitation probability 2%

Precipitation 0.0 mm

Wind 5 m/s

Pressure 993.3 hPa

Index UV 7

Humidity 48%

Sunrise 06:44

Moon Waning Gibbous

Sunrise 06:44

Sunset 18:39

G/m activity 2

Moon Waning Gibbous

Overcast
night
+21°
Clear
morning
+19°
Clear
day
+26°
Clear
evening
+24°
Time
Description
Temperature
Precipitation probability
Precipitation
Wind

00:00

Overcast

21°

14 %
-

SW

1.7 m/s

01:00

Clear

21°

4 %
-

W

1.4 m/s

02:00

Clear

20°

4 %
-

S

1.1 m/s

03:00

Clear

20°

4 %
-

S

1.4 m/s

04:00

Clear

20°

4 %
-

S

1.1 m/s

05:00

Clear

20°

4 %
-

S

1.4 m/s

06:00

Clear

19°

5 %
-

SW

1.4 m/s

07:00

Clear

19°

5 %
-

S

0.8 m/s

08:00

Clear

20°

3 %
-

SW

0.8 m/s

09:00

Clear

22°

2 %
-

S

1.1 m/s

10:00

Clear

24°

1 %
-

SW

2.2 m/s

11:00

Clear

25°

1 %
-

SW

3.3 m/s

12:00

Clear

26°

1 %
-

SW

4.2 m/s

13:00

Clear

27°

0 %
-

SW

4.4 m/s

14:00

Clear

27°

0 %
-

SW

4.7 m/s

15:00

Clear

27°

0 %
-

SW

5 m/s

16:00

Clear

26°

0 %
-

SW

4.7 m/s

17:00

Clear

25°

1 %
-

SW

3.9 m/s

18:00

Clear

24°

1 %
-

SW

3.1 m/s

19:00

Clear

22°

1 %
-

SW

2.2 m/s

20:00

Clear

21°

1 %
-

SW

1.9 m/s

21:00

Clear

21°

1 %
-

S

1.9 m/s

22:00

Clear

21°

1 %
-

S

1.9 m/s

23:00

Clear

20°

2 %
-

S

2.2 m/s

What is the atmospheric pressure in Aliso Viejo tomorrow?

Pressure adjusted for location elevation. Location elevation: 122 m relative to sea level

Forecast for 28.09.2026 · Local time

Pressure: 991.9–997.3 hPa.

Minimum: 991.9 hPa16:00–19:00

Maximum: 997.3 hPa00:00–01:00

Largest change over 3 hours: −2.7 hPa · 01:00–04:00
First of 3 intervals with the same change magnitude shown.

hPa · Change over the previous 3 hours

997.3 00:00 —
997.3 01:00 —
995.9 02:00 —
995.9 03:00 −1.3
994.6 04:00 −2.7
994.6 05:00 −1.3
995.9 06:00 0
995.9 07:00 +1.3
995.9 08:00 +1.3
995.9 09:00 0
995.9 10:00 0
995.9 11:00 0
994.6 12:00 −1.3
994.6 13:00 −1.3
993.3 14:00 −2.7
993.3 15:00 −1.3
991.9 16:00 −2.7
991.9 17:00 −1.3
991.9 18:00 −1.3
991.9 19:00 0
993.3 20:00 +1.3
993.3 21:00 +1.3
993.3 22:00 +1.3
993.3 23:00 0

Colours show pressure relative to this day’s range

Lower · 991.9 Scale midpoint · 994.6 Higher · 997.3 Largest change over 3 hours

What is the chance of precipitation in Aliso Viejo tomorrow?

Chance of precipitation tomorrow according to the daily forecast: 2%.

Precipitation for tomorrow

Hourly precipitation forecast
00:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 14%
01:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 4%
02:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 4%
03:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 4%
04:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 4%
05:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 4%
06:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 5%
07:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 5%
08:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 3%
09:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 2%
10:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 1%
11:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 1%
12:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 1%
13:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 0%
14:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 0%
15:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 0%
16:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 0%
17:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 1%
18:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 1%
19:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 1%
20:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 1%
21:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 1%
22:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 1%
23:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 2%

Aliso Viejo weather tomorrow: morning, afternoon and evening

Morning: clear, +19 °C. Afternoon: clear, +26 °C. Evening: clear, +24 °C.

According to the hourly forecast, tomorrow's highest temperature is expected from 13:00 to 15:00, at around +27 °C. Times are local.

Tomorrow's strongest winds are expected at 15:00 (from the southwest). The lightest winds are expected at 07:00 (from the south); at 08:00 (from the southwest). Times are local.

Temperature and wind for tomorrow

+21° +20° +19° +22° +26° +27° +24° +21° 1.7 m/s 1.4 m/s 1.4 m/s 1.1 m/s 4.2 m/s 5 m/s 3.1 m/s 1.9 m/s
00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
- Wind direction and speed, m/s
- Temperature, °C

What geomagnetic activity is forecast for Aliso Viejo tomorrow?

The highest forecast Kp index for tomorrow is 2.

Magnetic storm tomorrow

00:00 2
03:00 2
06:00 2
09:00 1
12:00 1
15:00 2
18:00 2
21:00 1

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