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Marine Forecast for 40º S / 171.25º E

Model Cycle 2021 MAY 17 18Z Time Zone: GMT + 12 Hours
Forecast Key:
Conditions suitable for most marine activities
Caution. Small craft advisory
Hazardous conditions. Use extreme caution
Wednesday 5/19
Morning

Gale warning with dangerous seas. Small craft advisory. Use extreme caution. Very large long period swell.

Winds: WSW 26 to 36 knots.

Seas: WSW 20 feet at 15 seconds.

Afternoon

Very windy with large choppy seas. Small craft advisory. Very large long period swell.

Winds: WSW 24 to 32 knots.

Seas: SW 19 feet at 15 seconds.

Thursday 5/20
Morning

Windy conditions with choppy seas. Small craft advisory. Large long period swell.

Winds: SW 16 to 22 knots.

Seas: SW 12 feet at 14 seconds.

Afternoon

Breezy whitecapping conditions with moderate choppy seas. Large long period swell.

Winds: SW 14 to 18 knots.

Seas: SW 11 feet at 13 seconds.

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Wind & Wave Forecast for 40º S / 171.25º E

Tue
12pm
Tue
6pm
Wed
12am
Wed
6am
Wed
12pm
Wed
6pm
Thu
12am
Thu
6am
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7-day forecasts.

WIND
RANGE
(knots)

GUST
AVG
39
29
39
29
36
26
36
26
32
24
28
21
24
18
22
16
WIND DIRECTION
WSW

WSW

WSW

WSW

WSW

WSW

SW

SW
WAVE
HEIGHTS
(ft)

MAX
AVG
26
20
29
22
29
22
26
20
24
19
21
16
17
13
15
12
PERIOD 11 13 14 15 15 15 14 14
PRIMARY DIRECTION
WSW

WSW

WSW

WSW

SW

SW

SW

SW

Tide Forecast for 40° S / 171.25° E Relative to Mean Sea Level

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