Dee Why Sea Conditions and Tide Table

Dee Why Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 06:26 AM and sunset is at 05:16 PM.

Days 1–3 Weather Summary

Heavy rain (total 54mm), heaviest during Wed morning. Warm air temperatures (max 20°C on Tue morning, min 16°C on Wed morning). Winds increasing (light winds from the WSW on Tue morning, fresh winds from the SSW by Wed morning).

Days 4–6 Weather Summary

Light rain (total 2mm), mostly falling on Fri morning. Warm air temperatures (max 20°C on Sun morning, min 16°C on Fri night). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 3mm), mostly falling on Wed morning. Warm (max 21°C on Wed morning, min 16°C on Mon night). Wind will be generally light.

Days 10–12 Weather Summary

Heavy rain (total 45mm), heaviest during Fri night. Warm (max 21°C on Thu morning, min 16°C on Sat night). Winds increasing (light winds from the SSE on Thu morning, strong winds from the S by Fri night).

Tuesday
29
Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tuesday
6
Wednesday
7
Thursday
8
Friday
9
Saturday
10
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
High Tide
9:15AM1.27m
9:22PM1.76m
10:10AM1.17m
10:11PM1.71m
11:09AM1.08m
11:04PM1.63m
12:13PM1.00m
00:03AM1.52m
1:24PM0.97m
1:07AM1.42m
2:38PM0.98m
2:15AM1.33m
3:43PM1.04m
3:21AM1.27m
4:35PM1.12m
4:19AM1.23m
5:17PM1.20m
5:09AM1.20m
5:52PM1.29m
5:54AM1.17m
6:25PM1.37m
6:35AM1.15m
6:56PM1.44m
Low Tide
2:55PM0.20m
4:08AM-0.01m
3:41PM0.29m
5:06AM0.04m
4:30PM0.38m
6:07AM0.12m
5:26PM0.47m
7:12AM0.20m
6:32PM0.54m
8:19AM0.25m
7:49PM0.58m
9:19AM0.28m
9:08PM0.58m
10:10AM0.29m
10:17PM0.54m
10:52AM0.30m
11:14PM0.48m
11:27AM0.30m
00:02AM0.41m
11:59AM0.30m
00:44AM0.35m
12:30PM0.31m
1:24AM0.29m
Wave
height (m) 
direction
period (s) 
1.5
E
8
1.6
E
9
1.7
E
9
2.4
SSE
7
3.5
S
9
3.5
S
9
3.5
SSE
9
3.5
SSE
9
3
SE
9
2.3
SE
9
2.2
SE
11
2
SE
11
1.6
SE
10
1.6
SE
10
1.3
SE
9
1.2
SE
9
1.2
SE
8
1.1
ESE
7
1
E
7
1.1
E
7
1.2
E
7
1.1
E
7
1.1
ENE
8
1.1
ENE
8
1.1
ENE
8
1.4
ENE
9
1.8
ENE
9
2.5
ENE
11
3
ENE
12
3
ENE
12
4.5
S
9
4.5
S
10
5
SSE
10
4.5
SSE
10
4.5
SSE
10
4
SSE
9
clear
thunderstorm
thunderstorm
thunderstorm
light rain
rain showers
rain showers
rain showers
rain showers
rain showers
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
rain showers
clear
rain showers
rain showers
part cloud
part cloud
cloud
light rain
heavy rain
light rain
mod rain
mod rain
clear
risk tstorm
risk tstorm
risk tstorm
light rain
rain shwrs
rain shwrs
rain shwrs
rain shwrs
rain shwrs
some clouds
some clouds
some clouds
clear
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
some clouds
rain shwrs
clear
rain shwrs
rain shwrs
some clouds
some clouds
cloudy
light rain
heavy rain
light rain
mod rain
mod rain
 km/h
10
WSW
15
S
20
SSW
30
SSW
40
S
30
S
30
S
30
S
20
SSE
10
SE
20
S
5
SSE
10
SW
10
ESE
5
ESE
5
ESE
15
E
5
NE
10
SW
10
E
5
WNW
5
W
10
E
5
WSW
5
SSW
15
SE
5
SE
10
SSE
20
S
35
SSW
40
SSW
45
S
45
S
40
S
45
S
35
S
 mm 
5
13
15
5
3
4
2
7
2
1
2
1
2
16
5
7
10
max°C
20
20
18
17
17
17
17
18
18
18
18
19
18
19
19
20
20
20
20
19
19
20
19
19
21
21
20
21
20
20
19
19
18
18
17
18
Moonrise
7:57
9:14
10:24
11:25
12:15
12:56
1:29
1:57
2:22
2:45
3:09
3:33
Moonset
6:02
6:56
7:57
9:04
10:12
11:17
12:20
1:19
2:16
3:11
4:07
Sunrise
6:26
6:26
6:28
6:28
6:30
6:30
6:31
6:31
6:33
6:33
6:33
6:35
Sunset
5:16
5:15
5:15
5:14
5:13
5:12
5:10
5:09
5:08
5:07
5:07
5:06
Today's sea temperature in Dee Why is 22.8 °C (Statistics for 29 Apr 1981-2005 – mean: 21.5 max: 23.5 min: 20.0°C)
Issued (local time): 3 am Tuesday 29 Apr 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest