Postville Sea Conditions and Tide Table

Postville 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 07:01 AM and sunset is at 08:05 PM.

Days 1–3 Weather Summary

Mostly dry. Air temperatures will be well below freezing (max -9°C on Fri afternoon, min -21°C on Wed morning). Winds decreasing (strong winds from the W on Thu afternoon, light winds from the WSW by Fri night).

Days 4–6 Weather Summary

A moderate fall of snow, heaviest on Mon morning. Air temperatures will be below freezing (max -3°C on Mon afternoon, min -18°C on Sat morning). Winds decreasing (fresh winds from the NW on Sat afternoon, calm by Sun afternoon).

Days 7–9 Weather Summary

A dusting of new snow. Temperatures will be below freezing (max -1°C on Tue morning, min -17°C on Wed night). Winds increasing (light winds from the W on Tue night, fresh winds from the SSW by Thu night).

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 5°C on Fri afternoon, min -9°C on Sun night). Winds decreasing (strong winds from the WSW on Fri morning, calm by Sun night).

Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
Monday
6
Tuesday
7
Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thu
16
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
6:46AM2.32m
7:15PM2.31m
7:41AM2.29m
8:09PM2.31m
8:35AM2.26m
9:03PM2.30m
9:28AM2.24m
9:55PM2.29m
10:20AM2.21m
10:46PM2.28m
11:12AM2.19m
11:36PM2.27m
12:01PM2.17m
00:25AM2.26m
12:51PM2.15m
1:13AM2.24m
1:39PM2.14m
2:01AM2.23m
2:26PM2.14m
2:48AM2.21m
3:13PM2.14m
3:34AM2.19m
4:00PM2.14m
4:20AM2.18m
4:46PM2.15m
5:06AM2.17m
5:32PM2.16m
5:51AM2.15m
6:17PM2.17m
Low Tide
1:01PM0.89m
1:29AM0.99m
1:56PM0.91m
2:24AM1.01m
2:50PM0.93m
3:19AM1.02m
3:42PM0.95m
4:12AM1.03m
4:34PM0.98m
5:03AM1.03m
5:25PM1.01m
5:53AM1.04m
6:14PM1.04m
6:42AM1.04m
7:02PM1.06m
7:29AM1.05m
7:50PM1.09m
8:16AM1.04m
8:37PM1.11m
9:02AM1.04m
9:23PM1.12m
9:47AM1.04m
10:08PM1.13m
10:32AM1.04m
10:53PM1.14m
11:17AM1.04m
11:38PM1.14m
12:01PM1.04m
Wave
height (m) 
direction
period (s) 
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
cloud
clear
part cloud
cloud
light snow
light snow
light snow
light snow
light snow
light snow
part cloud
part cloud
cloud
clear
clear
part cloud
light snow
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
cloud
part cloud
cloud
light snow
light snow
mod snow
light snow
part cloud
clear
cloud
light snow
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
cloudy
clear
some clouds
cloudy
light snow
light snow
light snow
light snow
light snow
light snow
some clouds
some clouds
cloudy
clear
clear
some clouds
light snow
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
clear
cloudy
some clouds
cloudy
light snow
light snow
mod snow
light snow
some clouds
clear
cloudy
light snow
 km/h
30
W
25
WNW
20
W
25
W
40
W
25
WSW
30
WNW
30
WNW
10
WSW
20
WNW
35
NW
20
WNW
10
WSW
10
WSW
5
E
35
ESE
25
E
10
WNW
15
N
30
N
5
W
10
WNW
20
WNW
10
WSW
20
WSW
30
WSW
25
SSW
40
SW
35
WSW
20
SSW
20
SW
10
SSW
5
NW
15
NNW
20
NNW
5
SW
10
S
35
S
45
S
25
S
25
WNW
35
NW
45
WNW
50
WNW
40
W
20
SW
10
SSE
 mm 
max°C
-18
-16
-19
-16
-13
-11
-11
-9
-12
-13
-11
-14
-11
-6
-8
-6
-3
-3
-1
-1
-7
-9
-8
-14
-11
-3
-1
4
5
5
4
3
3
-6
-7
-8
-2
3
2
1
-1
-6
-12
-9
-11
-6
-2
Moonrise
8:00
9:20
10:40
12:01
1:19
2:31
3:30
4:13
4:41
5:00
5:14
5:24
5:32
5:40
5:48
Moonset
6:39
6:46
6:54
7:04
7:19
7:40
8:13
9:00
10:04
11:20
12:41
2:05
3:30
4:55
6:24
7:55
Sunrise
7:01
6:58
6:56
6:54
6:52
6:48
6:47
6:43
6:41
6:39
6:37
6:33
6:31
6:28
6:26
6:24
Sunset
8:05
8:07
8:08
8:10
8:12
8:14
8:15
8:17
8:20
8:22
8:23
8:25
8:28
8:30
8:31
8:34
Today's sea temperature in Postville is
-1.6° C
(Statistics for 01 Apr 1981-2005 – mean: -1.2 max: -0.6 min: -1.8°C)
Issued (local time): 2 am Wednesday 01 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
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