Onion Key, Lostmans River Sea Conditions and Tide Table

Onion Key, Lostmans River 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 07:31 AM and sunset is at 07:34 PM.

Days 1–3 Weather Summary

Light rain (total 6mm), mostly falling on Tue morning. Warm air temperatures (max 25°C on Thu afternoon, min 14°C on Tue night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Warm air temperatures (max 25°C on Sat afternoon, min 16°C on Fri morning). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Warm (max 27°C on Tue afternoon, min 21°C on Mon morning). Wind will be generally light.

Days 10–12 Weather Summary

Some drizzle, heaviest during Fri afternoon. Warm (max 29°C on Sat afternoon, min 22°C on Sat morning). Winds increasing (light winds from the SSE on Fri afternoon, fresh winds from the E by Sat afternoon).

Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
29
Monday
30
Tuesday
31
Wed
1
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
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
3:42PM0.20m
3:32AM0.23m
4:04PM0.21m
4:12AM0.23m
4:25PM0.22m
4:55AM0.22m
4:44PM0.22m
5:44AM0.20m
5:05PM0.23m
6:42AM0.18m
5:33PM0.23m
7:53AM0.16m
6:08PM0.23m
9:21AM0.14m
6:55PM0.22m
8:12PM0.20m
2:32PM0.15m
10:40PM0.20m
2:35PM0.16m
00:15AM0.20m
2:37PM0.17m
1:26AM0.21m
2:46PM0.18m
2:21AM0.22m
3:02PM0.20m
3:08AM0.22m
3:22PM0.21m
Low Tide
11:05AM-0.01m
11:15PM0.02m
11:40AM-0.00m
11:54PM0.01m
12:15PM0.01m
00:35AM-0.01m
12:48PM0.02m
1:19AM-0.02m
1:20PM0.03m
2:06AM-0.03m
1:49PM0.05m
3:00AM-0.03m
2:14PM0.06m
4:03AM-0.02m
2:22PM0.07m
5:16AM-0.02m
6:33AM-0.01m
6:31PM0.09m
7:43AM-0.01m
7:57PM0.08m
8:42AM-0.01m
8:59PM0.06m
9:32AM-0.00m
9:50PM0.04m
10:16AM0.00m
10:35PM0.02m
10:55AM0.01m
Wave
height (m) 
direction
period (s) 
rain showers
light rain
cloud
cloud
cloud
cloud
part cloud
cloud
clear
clear
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
clear
part cloud
cloud
part cloud
part cloud
thunderstorm
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
rain shwrs
light rain
cloudy
cloudy
cloudy
cloudy
some clouds
cloudy
clear
clear
some clouds
some clouds
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloudy
clear
some clouds
cloudy
some clouds
some clouds
risk tstorm
some clouds
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
 km/h
20
N
25
NNE
15
NNE
20
NE
25
NNE
25
NE
25
NNE
20
NNE
15
NNE
20
NNE
15
NE
10
NE
10
NE
15
WNW
5
N
5
NE
10
SSW
5
E
10
NE
5
W
5
NW
10
E
10
SE
10
E
15
E
5
SE
10
E
20
ESE
20
SE
10
E
15
E
15
SE
15
E
25
ENE
35
E
25
ENE
30
ENE
30
ENE
25
ENE
25
E
30
E
20
ENE
20
ESE
25
ESE
15
E
20
SE
25
SSE
 mm 
2
4
1
max°C
18
19
14
17
22
17
19
25
22
20
24
23
22
25
23
22
25
24
23
26
23
24
27
24
25
26
25
25
28
25
26
28
25
26
29
25
25
27
23
24
26
24
27
29
26
27
29
Moonrise
6:35
7:09
7:42
8:17
8:55
9:39
10:29
11:26
12:29
1:34
2:40
3:44
4:44
5:42
6:38
7:32
Moonset
6:26
7:26
8:27
9:31
10:37
11:46
12:55
2:00
2:59
3:51
4:35
5:13
5:47
6:19
6:49
Sunrise
7:31
7:31
7:30
7:28
7:26
7:26
7:24
7:24
7:22
7:22
7:20
7:20
7:18
7:18
7:16
7:16
Sunset
7:34
7:34
7:35
7:35
7:36
7:36
7:36
7:37
7:37
7:37
7:37
7:38
7:38
7:39
7:39
7:40
Today's sea temperature in Onion Key, Lostmans River is
25.7° C
(Statistics for 17 Mar 1981-2005 – mean: 23.4 max: 25.8 min: 21.4°C)
Issued (local time): 7 am Tuesday 17 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest