Apostle Islands
16-Day Marine Weather Forecast Print

Monday 12/15

Morning

Moderate to strong WSW winds with choppy seas. Small very short period waves.

Winds: WSW 18 to 19 knots.

Seas: WSW 4 feet at 5 seconds.

Afternoon

Light and variable winds with smooth seas. Very small very short period waves.

Winds: WNW 5 knots.

Seas: SW 0 feet at 2 seconds.

Tuesday 12/16

Morning

Strong SSW winds with very choppy seas. Small Craft Advisory. Very small very short period waves.

Winds: SSW 23 to 31 knots.

Seas: SSW 3 feet at 4 seconds.

Afternoon

Strong WSW winds with very choppy seas. Small Craft Advisory. Moderate very short period waves.

Winds: WSW 26 to 39 knots.

Seas: WSW 6 feet at 5 seconds.

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16-Day Wind, Waves & Tide Print
Wind
Avg. (kts)
Gust (kts)
Direction
Waves
Avg. (ft)
Peak (ft)
Direction
Per. (sec)
Weather
Precip. (in)
Temp (f)
Pressure (mb)

Tides

4ft
2ft
Sea Level
-2ft
-4ft
Monday 12/15
12am
25
32

SW
4
5

SW
5
3am
21
22

WSW
4
5

SW
5
6am
18
19

WSW
4
5

WSW
5
9am
14
14

W
3
3

W
4
12pm
9
9

WNW
1
2

W
3
3pm
6
6

WNW
1
1

WSW
3
6pm
5
5

WNW
0
1

SW
2
9pm
6
6

SW
0
0

WSW
2
Tuesday 12/16
12am
13
13

SSW
0
0

N
0
3am
20
23

SW
2
2

SW
3
6am
23
31

SSW
3
4

SSW
4
9am
26
43

SW
4
5

SSW
4
12pm
25
38

SW
5
6

SW
5
3pm
25
35

SW
5
6

SW
5
6pm
26
39

WSW
6
7

WSW
5
9pm
28
39

WSW
6
8

WSW
6

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Monday 12/15
12am
NIGHT_BRIEF_SNOW_FLURRIES
0
18
1020
3am
NIGHT_CLEAR
0
19
1017
6am
NIGHT_CLOUDY
0
20
1016
-
9am
CLOUDY
0
23
1016
-
12pm
CLOUDY
0
23
1016
3pm
CLEAR
0
23
1017
6pm
NIGHT_CLEAR
0
24
1016
-
9pm
NIGHT_CLEAR
0
25
1016
  • Sunrise: 7:41AM
  • Sunset: 4:13PM
  • Moonrise: 3:30AM
  • Moonset: 1:19PM
  • 20% Waning Crescentwaning crescent
Tuesday 12/16
12am
NIGHT_CLEAR
0
26
1013
3am
NIGHT_CLEAR
0
26
1010
6am
NIGHT_CLEAR
0
30
1004
9am
CLEAR
0
34
1000
12pm
CLEAR
0
38
996
3pm
CLEAR
0
39
993
-
6pm
NIGHT_CLEAR
0
41
993
9pm
NIGHT_OVERCAST
0
40
994
-
  • Sunrise: 7:42AM
  • Sunset: 4:13PM
  • Moonrise: 4:39AM
  • Moonset: 1:40PM
  • 13% Waning Crescentwaning crescent

Swell - Model Run: 14th Dec, 00:00:PM CST / Last Updated: 15th Dec, 00:29:AM CSTWeather - Model Run: 14th Dec, 00:00:PM CST / Last Updated: 14th Dec, 07:27:PM CST

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